A Technical Guide for Wine Producers

WYNBOER HOME Recent articles DECEMBER 2009 Wynboer Guidelines for December  - read article... A Clean And Green Wine Industry: Biodynamic viticultural practices  - read article... Current Vineyard And Cellar Events: The practical management of hydrogen sulphide  - read article... Cultivation of Pinotage in various climatic regions - Part 4: The impact of canopy management, vine frame and cordon height on the viticultural and oenological performance of Pinotage in climate region 4  - read article... ARC Infruitec-Nietvoorbij shares research results with raisin and wine grape producers of the Lower Orange River  - read article... Brettanomyces, wine and control  - read article... Confronting Climate Change  - read article... Health benefits of wines with reduced alcohol  - read article... Visit to Australia: General impressions  - read article... Alternative oak treatments in South Africa (Part 2): Investigating the effect of different staves in simulating an oak barrel  - read article... NOVEMBER 2009 Wynboer Guidelines for November  - read article... Wine In Wood And Wood In Wine: Innovative technology and oak products  - read article... Current Vineyard And Cellar Events: Wine bacteria: the good and the bad  - read article... The impact on health of heavy metals in wine  - read article... Grapevine production for specific wine objectives when the economic climate is bleak  - read article... Eksteenskuil and Realaboga farmers learn aerial grafting  - read article... Alternative oak treatments in South Africa (Part 1): Establishing a correct stave dosage  - read article... OCTOBER 2009 Wynboer Guidelines for October  - read article... A Clean And Green Wine Industry: Alternative packaging for a smaller carbon footprint  - read article... Current Vineyard And Cellar Events: Using micro-oxygenation to improve wine quality  - read article... The Origin of Grapevine Cultivars  - read article... Organic Matter and Carbon in Vineyard Soils  - read article... SEPTEMBER 2009 Wynboer Guidelines for September  - read article... Current Vineyard And Cellar Events: Improved filtration with BECOPAD  - read article... Wine In Wood And Wood In Wine: Making optimal use of the cellar's oak procurement budget  - read article... IPW guidelines for handling, storage and disposal of agrochemicals (part 3): Training of spray operators, protective gear and prescribed medical examinations  - read article... Cultivation of Pinotage in various climatic regions (Part 3)  - read article... The cost of using mechanical harvesters and pruners in the vineyard  - read article... AUGUST 2009 Wynboer Guidelines for August  - read article... A Clean And Green Wine Industry: A greener wine laboratory  - read article... Current Vineyard And Cellar Events: Mechanical harvesting of grapes  - read article... IPW guidelines for handling, storage and disposal of agrochemicals (part 2): Filling points for spray equipment and disposal of empty containers  - read article... Mouth-feel of different white wine treatments  - read article... JULY 2009 Wynboer Guidelines for July  - read article... Wine In Wood And Wood In Wine: Latest developments in oak alternatives  - read article... What's Up In The Vineyard And Cellar: Making sparkling wine  - read article... A Clean And Green Wine Industry: Environmentally friendly sanitation products for the cellar  - read article... Effect of organic and integrated soil cultivation practices on soil nutrient status and performance of a Sauvignon blanc vineyard situated in the Paarl wine district (Part 2): Grapevine performance  - read article... Microbial dynamics in constructed wetlands used for treating distillery wastewater  - read article... IPW guidelines for handling, storage and disposal of agrochemicals (Part 1): Legislation and storage of agrochemicals  - read article... JUNE 2009 Wynboer Guidelines for June  - read article... Current Vineyard And Cellar Events: Oak maturation of Pinot noir  - read article... Wine In Wood And Wood In Wine: How different factors impact on the chemical composition of oak  - read article... Confronting Climate Change  - read article... Microbial community response to copper oxychloride contamination in acidic, sandy loam soils  - read article... Effect of organic and integrated soil cultivation practices on soil nutrient status  - read article... MAY 2009 Wynboer Tips for May  - read article... Current Vineyard And Cellar Events: Wine tasting in the cellar  - read article... A Clean And Green Wine Industry: The impact of veld fires on wine quality  - read article... Arbuscular Mycorrhizae (AM) in vineyards Part 2: Effects of AM on young grapevine performance  - read article... VinPro survey: The cost of grape production and producer profitability  - read article... APRIL 2009 Wynboer Tips for April  - read article... Current Vineyard And Cellar Events: The cleaning of tanks and barrels  - read article... A Clean And Green Wine Industry: The influence of packaging materials on a cellar's carbon footprint  - read article... Confronting Climate Change  - read article... Cost of trellis systems  - read article... Arbuscular Mycorrhizae (AM) in vineyards (Part 1): Effect of AM inoculation, fungicide and rootstock on soil AM populations  - read article... MARCH 2009 Wynboer Tips for March  - read article... Current Vineyard And Cellar Events: Off-odours in Shiraz  - read article... A Clean And Green Wine Industry: Calculating a cellar's carbon footprint  - read article... The effect of molecular sulphur dioxide on the growth, acetic and gluconic acid production of selected South African acetic acid bacterial strains  - read article... Cultivation of Pinotage in different climatic regions (Part 2): The influence of canopy management, vine frame and cordon height on the viticultural and oenological performance of Pinotage in climate region 2  - read article... FEBRUARY 2009 Wynboer Tips for February  - read article... A Clean And Green Wine Industry: Vinifying organic wines  - read article... Current Vineyard And Cellar Events: Computerising the winery barrel inventory  - read article... Composition of effluents from wineries in the Western and Northern Cape provinces Part 2 - Impacts on soil and the environment  - read article... Cultivation of Pinotage in various climatic regions (Part 1): Climatic differences  - read article... JANUARY 2009 Wynboer Tips for January  - read article... A Clean And Green Wine Industry: Recycling Cellar Waste  - read article... Current Vineyard And Cellar Events: The Influence Of Different Oak Sources On The Flavour Profile Of Red Wine  - read article... Composition of effluents from wineries in the Western and Northern Cape provinces 1 - Seasonal variation and differences between wineries  - read article... Strategy: Research and technology innovation and transfer  - read article... Dieback of young vines and the Growth Arrestment Phenomenon along the Lower Orange River  - read article... DECEMBER 2008 Wynboer Tips for December  - read article... A Clean And Green Wine Industry: The implementation by wine cellars of environmentally friendly procedures  - read article... Current Vineyard And Cellar Events: The retention of flavourants in white wines  - read article... Cracking the digital code of wine yeast  - read article... Leafroll: Economic implications  - read article... Vinitech 2008 in Bordeaux  - read article... NOVEMBER 2008 Wynboer Tips for November  - read article... Current Vineyard And Cellar Events: Red wine fermentation in small barrels  - read article... A Clean And Green Wine Industry: The conflicting relationship between carbon footprint and poverty  - read article... The Ability Of Wine Yeast To Consume Fructose  - read article... Wine Grape Cultivars: What's In A Name?  - read article... Arbuscular Mycorrhizal Fungi In Western Cape Grapevine Nurseries Part 2  - read article... New Wine Yeasts For South African Winemakers  - read article... Fructose Utilisation By Anchor Red Wine Yeast Strains  - read article... Influence Of The Wine Yeast NT 202 On The Progress Of Malolactic Fermentation  - read article... Modulation Of Sauvignon Blanc Aromas Through Yeast Strain, Nutrition And Seasonal Variation  - read article... OCTOBER 2008 Wynboer Tips for October  - read article... Current Vineyard And Cellar Events: Chemical risks in viticulture  - read article... A Clean And Green Wine Industry: Organic Viticulture  - read article... Arbuscular Mycorrhizal Fungi In Western Cape Grapevine Nurseries (Part 1): Varieties And Distribution  - read article... OIV Sustainable Vitiviniculture Guide: Environmental Issues  - read article... The effect of alternative pruning methods on viticultural and oenological performance (Part 2)  - read article... SEPTEMBER 2008 Wynboer Tips for September  - read article... Different Barrel Washers  - read article... A Clean And Green Wine Industry: Organic certification  - read article... Biotech Brief Wine and biotechnology  - read article... Multi-coloured Asian ladybird beetle - Wolf in sheep's clothing?  - read article... Colour and phenolic characteristics of different clones from Pinot noir, Pinotage, Merlot, Shiraz, Cabernet franc and Cabernet Sauvignon  - read article... VinPro Tour - South Australia  - read article... AUGUST 2008 Wynboer Tips for August  - read article... Current Vineyard And Cellar Events: Microbes in wine  - read article... A Clean And Green Wine Industry: Environmental concern  - read article... Aster Yellows disease in vineyards in South Africa  - read article... Antioxidant Capacity of Pinotage Wines: Effect of selected viticultural and enological practices  - read article... JULY 2008 Wynboer Tips for July  - read article... Current Vineyard And Cellar Events: Cellar sanitation  - read article... Wine In Wood And Wood In Wine: Effective oak maturation of wine  - read article... Wine and Biotechnology  - read article... The effect of alternative pruning methods on viticultural and oenological performance  - read article... JUNE 2008 Wynboer Tips for June  - read article... Wine In Wood And Wood In Wine: Cleaning and disinfection of oak barrels  - read article... Current Vineyard And Cellar Events: The use of computer software in the wine cellar  - read article... The SASEV JOURNAL, South African Journal of Enology and Viticulture, picks a bountiful crop  - read article... Bentonite - more than just dirt  - read article... MAY 2008 Wynboer Tips for May  - read article... Current Vineyard And Cellar Events: Oxygen ingress in bottled wines  - read article... Wine In Wood And Wood In Wine: Micro-oxygenation Part 2  - read article... Eksteenskuil farmers receive training and technology from the ARC  - read article... The contribution of atmospheric humidity in winter to yield fluctuations of Sultanina in the Lower Orange River region  - read article... APRIL 2008 Wynboer Tips for April  - read article... Current Vineyard And Cellar Events: Cross flow filtration  - read article... Wine In Wood And Wood In Wine: Micro-oxygenation Part 1  - read article... SASEV Journal Abstracts  - read article... Effect of organic and integrated soil cultivation practices on the weed population in a Sauvignon blanc vineyard  - read article... VinPro survey - The cost of grape production and producer profitability  - read article... MARCH 2008 Wynboer Tips for March  - read article... Wine In Wood And Wood In Wine: Using American oak of different origin  - read article... Current Vineyard And Cellar Events: The influence of malolactic fermentation  - read article... Analysing possible future scenarios: Introducing a tool for strategic decision making  - read article... Land reform farms in Bonnievale benefit from ARC Infruitec-Nietvoorbij vineyard training and technology transfer  - read article... The use of non-Saccharomyces fructophilic yeasts for efficient fermentation of grape juice  - read article... SASEV Journal Abstracts  - read article... FEBRUARY 2008 Wynboer Tips for February  - read article... Current Vineyard And Cellar Events: Automation of the red wine fermentation process  - read article... Wine In Wood And Wood In Wine: The different alternative wood products  - read article... Certified plant material: What guarantees are there? Part 2  - read article... Cost Of A Constructed Wetland At Goudini Distillery  - read article... Make red wine the 'green' way  - read article... Mealybugs - Villians of the vine Part 2  - read article... SASEV Journal Abstracts  - read article... JANUARY 2008 Wynboer Tips for January  - read article... Different methods of cold maceration in red wine making  - read article... Wine In Wood And Wood In Wine: Selecting the right wood for a wine style  - read article... Effect of ozone on distillery wastewater treatment in wetlands  - read article... SASEV Journal Abstracts  - read article... Leafroll virus is not so innocent - Part 1  - read article... Certified plant material: What guarantees are there?  - read article... Availability of grafted rootstocks in South Africa  - read article... DECEMBER 2007 Wynboer Tips for December  - read article... The retention of flavour compounds in white wines  - read article... The certification of oak products used in the vinification process  - read article... Effect of different oxygen levels on glutathione levels in South African white must and wines  - read article... Enhancement of Sauvignon blanc wine aroma through yeast combinations  - read article... International Journal Abstracts  - read article... IPW Farm and Cellar Audits for 2005 and 2006 vintages - Results and trends  - read article... Life skills education in the Riebeek Valley  - read article... NOVEMBER 2007 Wynboer Tips for November  - read article... The use of Mannoproteins for the Tartrate Stabilisation of Wine  - read article... The use of high-power ultrasonics to clean and sanitise barrels  - read article... Grape ripeness and wine style of Shiraz  - read article... VIN 2000 A New Yeast For The 2008 Crush  - read article... International Journal Abstracts  - read article... OCTOBER 2007 Wynboer Tips for October  - read article... The impact of wine cellars on global warming  - read article... The use of heat and water in the construction of barrels  - read article... Fine-tuning grape ripening: superior wine through genetic control  - read article... A perspective on climate change II - Implications for global and South African viticulture  - read article... International Journal Abstracts  - read article... SEPTEMBER 2007 Wynboer Tips for September  - read article... Wine In Wood And Wood In Wine: The influence of toasting and particle size  - read article... Current Vineyard And Cellar Events: The prevention of oxygen uptake during bottling  - read article... SASEV Journal abstracts  - read article... California in a nutshell  - read article... A perspective on climate change I. Causes and predicted effects  - read article... AUGUST 2007 Wynboer Tips for August  - read article... Oxygen ingress during bottling and storage  - read article... The flavour contribution of wood to wine  - read article... The South African Wine Industry: variety is in our nature  - read article... Wine industry awarded by the National Science and Technology Forum  - read article... SASEV Journal abstracts  - read article... JULY 2007 Wynboer Tips for July  - read article... Current Vineyard And Cellar Events: Reductive vinification  - read article... Wine In Wood And Wood In Wine: The increasing use of alternative wood products  - read article... Micro-Oxygenation In South African Wine Part 2  - read article... Reasons And Procedures For Soil Preparation  - read article... Molecular detection of potential inoculum sources of Phaeomoniella chlamydospora in grapevine nurseries  - read article... JUNE 2007 Wynboer Tips for June  - read article... Current Vineyard And Cellar Events: The role of oxygen in vinification  - read article... The use of oak in the vinification of flagship wines  - read article... Seasonal Vine Mealybug phenology in different grape-growing areas in the Western Cape  - read article... Micro-Oxygenation In South African Wine: Part 1  - read article... MAY 2007 Wynboer Tips for May  - read article... The influence of oak on the vinification and maturation of wine  - read article... Current Vineyard And Cellar Events: Mourvèdre blends  - read article... FoodBev SETA News  - read article... The occurrence of apiculate yeasts in grape and must samples from the Robertson area  - read article... Aroma Profiles Of South African Wines  - read article... The Mycorrhizal Fungus - A Lifelong Partner Of The Grapevine  - read article... The effect of irrigation on growth, yield, wine quality and evapotranspiration of Colombar  - read article... APRIL 2007 Wynboer Tips for April  - read article... The impact of refrigeration on the energy bills of wine cellars  - read article... Wine In Wood And Wood In Wine: The use of American oak barrels  - read article... VinPro review - The cost of grape production and producer profitability  - read article... Lactoenos 450 PreAc: A new type of malolactic starter  - read article... Wetlands consistently clean up organic effluents  - read article... MARCH 2007 Wynboer Tips for March  - read article... Prevention of fires in underground cellars  - read article... Recycling used wine barrels  - read article... FoodBev SETA News  - read article... Vinitech 2006 closes on a resolutely upbeat note!  - read article... An investigation into possible water savings with sub-surface irrigation (Part II) - Plant water stress, growth, yield and quality  - read article... Unconventional cultivation of grapes for juice, rebate wine and distilling wine  - read article... Practical Guidelines For The Short- And Long-Term Control Of Nematodes  - read article... FEBRUARY 2007 Wynboer Tips for February  - read article... Current Vineyard And Cellar Events: Screwcaps as bottle closure  - read article... Bud break patterns in the Olifants River valley during the 2004 and 2005 seasons Part II  - read article... Slanghoek Cellar and Biodiversity  - read article... An investigation into possible water savings using sub-surface irrigation Part I - Irrigation quantities, wetting patterns and root distribution  - read article... Nematodes In Vines - Practical Guidelines For The Short- And Long-Term Control Of Nematodes  - read article... Using highly absorbent yeast hulls in wine for eliminating corked and mouldy taints  - read article... The Effect Of Cover Crops On Ants And Mealybugs In Vineyards  - read article... JANUARY 2007 Wynboer Tips for January  - read article... The effect of smoke taint on wine after veld fires  - read article... Focus on Rosé  - read article... Enomaq - Tecnovid 2007 - A date with oenology, Bottling and Vine-growing not to be missed!  - read article... The effect of a specific pectolytic enzyme treatment on white grape juice  - read article... Isolation and evaluation of South African lactic acid bacteria  - read article... The influence of Calcium and Magnesium soil applications on the performance and Potassium uptake of Vitis vinifera L. cvs. Cabernet Sauvignon and Cabernet franc in the Paardeberg area  - read article... Bud break patterns in the Olifants River valley during the 2004 and 2005 seasons Part (I)  - read article... DECEMBER 2006 Wynboer Tips for December  - read article... Vinitech 2006 in Bordeaux - "A world of exchange in a changing world"  - read article... Foul smell - The right enzyme choice, a tool to avoid volatile phenol production  - read article... A Joint Venture Project Creating The Technology Transfer Enabling Environment  - read article... A new yeast selection process for the expression of the varietal aroma of Sauvignon Blanc  - read article... Research On Chenin Blanc  - read article... Factors influencing the impact of oak chips on the flavour of wine  - read article... Current Vineyard And Cellar Events: The sorting of grapes  - read article... Characterisation of grapevines visually infected with Shiraz disease associated viruses  - read article... NOVEMBER 2006 Wynboer Tips for November  - read article... The application of separation and recombination in modern vinification processes  - read article... Wine In Wood And Wood In Wine: The use of different size barrels  - read article... How to ensure and improve wine fermentation by first protecting the yeast  - read article... A macro scale analysis of the vineyard production potential of the RSA  - read article... The effect of various metal closure liners on the shelf life of white wine  - read article... Enzymes in winemaking - Method of production, the enzymatic reactions and their effect on the transformation of grapes into wine  - read article... OCTOBER 2006 Wynboer Tips for October  - read article... Alternative fuels  - read article... Sanitary control measures against trunk disease pathogens in grapevine nurseries  - read article... SASEV hosts grapevine virologists from around the world  - read article... Yeast contributes to Shiraz aroma and flavour  - read article... SEPTEMBER 2006 Wynboer Tips for September  - read article... Zinfandel offers possibilities  - read article... Wine In Wood And Wood In Wine - Specific Barrels for Specific Cultivars  - read article... Protocol for control of mealybug in vineyards (production blocks)  - read article... Visual observations regarding somaclonal variation and reinfection with leafroll in established Roobernet vines following plant material improvement by somatic embryogenesis  - read article... Research on pinotage  - read article... AUGUST 2006 Wynboer Tips for August  - read article... The use of electrodialysis to achieve tartrate stability in wine  - read article... Optimal Grape Composition To Reach Specific Wine Objectives  - read article... Wine In Wood And Wood In Wine - Cleaning and reusing barrels  - read article... Cost of trellis systems show 3-year increase  - read article... Time to rethink training in the wine industry  - read article... Irrigation management with particular reference to wine quality  - read article... JULY 2006 Wynboer Tips for July  - read article... Is Tempranillo the next superstar of the new wine world?  - read article... Graham Beck Wines - new biodiversity champion  - read article... Health Effects of Alcohol Consumption: Review  - read article... New findings regarding ascorbic acid in wine  - read article... JUNE 2006 Wynboer Tips for June  - read article... Brettanomyces test within 3 hours  - read article... Fruit flies on wine grapes - infestation success, cultivar effects and impact on area-wide control  - read article... Fructophilic yeasts being developed by Nietvoorbij microbiologists  - read article... The necessity of wood specifications in the vinification process  - read article... PERDEBERG - home of zebras ... and tortoises  - read article... Grapevine Nurseries In The Saron And Ebenhaeser Communities  - read article... MAY 2006 Wynboer Tips for May  - read article... The occurrence of Brett in Australia and local advice on how to manage this phenomenon  - read article... Wood imports cost wine industry millions!  - read article... Report on attendance of the "Bacchus in Bourgogne" Conference, 3-5 Nov., 2005, Beaune, France  - read article... Differentiation between geographic origins of wine using element composition  - read article... APRIL 2006 Wynboer Tips for April  - read article... The compounds that cause apparent cork taint in wines  - read article... The threat of herbicide resistant weeds to the wine industry  - read article... The glucose:fructose ratio of wine grapes  - read article... Antioxidant activity of South African red and white cultivar wines  - read article... The Conservation Case for Cork  - read article... 2006 IPW Certificates  - read article... Irrigation of cash crops with treated winery wastewater  - read article... MARCH 2006 Wynboer Tips for March  - read article... The choice between spontaneous and inoculated malolactic fermentation (MLF)  - read article... Biotech brief  - read article... VinPro survey: Further pressure on producer profitability  - read article... Brettanomyces / Dekkera during winemaking Part 2  - read article... Geographic Information Systems: an aid in development planning  - read article... Biodiversity and Wine Initiative Update  - read article... FEBRUARY 2006 Wynboer Tips for February  - read article... Objective measures of grape quality - are they achievable?  - read article... Identification of diseases for the grapevine farmer  - read article... Brettanomyces/Dekkera during winemaking Part 1  - read article... JANUARY 2006 Wynboer Tips for January  - read article... The use of Spinning Cone Column to reduce alcohol in wines  - read article... The 2nd Winetech Biotechnology Information Day  - read article... Industry-wide investigation into the occurrence and causes of problem fermentations  - read article... Classification of South African wines according to geographical origin using multi-element chemical analysis  - read article... Guidelines for making compost on a wine grape enterprise  - read article... Is SO2's days numbered? SO2 versus antimicrobial peptides in wine preservation  - read article... DECEMBER 2005 Wynboer Tips for December  - read article... The cost impact on wine cellars of energy cost  - read article... Stuck and sluggish ferments - An efficient solution to restart  - read article... Biodiversity & Wine Initiative Update  - read article... Vineyard Block Competition 2005  - read article... Black foot disease of grapevine: Summary of research in South Africa  - read article... The Future Of Wine Aroma Research  - read article... NOVEMBER 2005 Wynboer Tips for November  - read article... The evaluation of barrels for purchase  - read article... SunBio: Embracing Biotechnology in the Wine Industry  - read article... Legislation and responsibility for traceability and food safety - An enzyme producer replies  - read article... Ethyl Carbamate in South African Wine  - read article... Bacterial Nutrition - Essential for Successful Malolactic Fermentation  - read article... Update on the Biodiversity & Wine Initiative - moving forward with members  - read article... A new perspective on soilborne diseases of grapevines in nurseries  - read article... OCTOBER 2005 Wynboer Tips for October  - read article... Alternative barrel stacking methods  - read article... Fertilisation of rootstock mother blocks  - read article... Traceability requirements for the wine industry  - read article... Can The Shelf Life Of Chenin Blanc Wine Be Enhanced?  - read article... SEPTEMBER 2005 Wynboer Tips for September  - read article... Current Vineyard And Cellar Events: Management of ponds for the treatment of cellar wastewater  - read article... Winetech ensures technology transfer to producers  - read article... Preliminary code of sound vitiviniculture practices in order to minimise levels of Ochratoxin A in vine-based products  - read article... Wosa/Winetech-seminar: Profit in the Vineyard - 14 June 2005  - read article... Announcing The First Two Members Of The Biodiversity & Wine Initiative  - read article... Oxygen in winemaking - Part II  - read article... Effect Of Yeast Strain And Lees Contact On Chenin Blanc Wine Quality  - read article... AUGUST 2005 Wynboer Tips for August  - read article... Current Vineyard And Cellar Events: The occurrence of succinic acid in wines  - read article... Effect of altitude and distance from the Atlantic Ocean on mean February temperatures in the Western Cape Coastal region  - read article... Effect Of Berry Size, Sunlight Exposure And Ripeness On Chenin Blanc Wine Quality  - read article... Oxygen in winemaking: Part I  - read article... JULY 2005 Sources of volatile acid formation in wine and potential control measurements  - read article... Trunk disease pathogens associated with apparently healthy nursery grapevines  - read article... Resistance of ryegrass (Lolium spp.) against glyphosate and paraquat/diquat in orchards and vineyards  - read article... Relationship between grape colour and wine quality  - read article... JUNE 2005 Wynboer Tips for June  - read article... Current vineyard and cellar events: The sensorial evaluation of grape berries  - read article... A protocol to quantify spray deposits in grape bunches  - read article... Retrospection of the 4th International Workshop on Grapevine Trunk Diseases (IWGTD), 20 - 21 January 2005  - read article... Biogenic amine production in wine  - read article... MAY 2005 Wynboer Tips for May  - read article... Differrent sources of wood in the wine industry  - read article... Proving more versatile than just 'strawberries and cream'?  - read article... Monitoring performance of constructed wetlands in California  - read article... Influence Of Must Turbidity And Yeast Lees Content On Rebate Wine And Potstill Brandy Quality  - read article... APRIL 2005 Wynboer Tips for April  - read article... Producer profitability under serious pressure  - read article... Current vineyard and cellar events  - read article... Become Members Or Champions Of The Biodiversity & Wine Initiative  - read article... IPW Audits More Stringent  - read article... Malolactic fermentation - a priority at Nietvoorbij  - read article... MARCH 2005 Wynboer Tips for March  - read article... Vine roots play an important role in determining wine quality  - read article... Geology of the Breede River Valley: Worcester to Robertson  - read article... FEBRUARY 2005 Wynboer Tips for February  - read article... Thanks be to nature and human efforts: Deep roots in bountiful soil  - read article... Shiraz Decline  - read article... Radiant solar energy interception in the Western Cape  - read article... Factors affecting Sauvignon blanc wine quality: A South African perspective  - read article... JANUARY 2005 Wynboer Tips for January  - read article... Large and difficult harvest - but wine imports a reality - Sawis harvest report and forecasts  - read article... Vinitech 2004 in Bordeaux  - read article... Talking Biotech  - read article... Winetech Technology-Transfer Project: Vineyard Practice Evaluation Project  - read article... Perceptions and realities - water, effluent and environmental management systems in the SA wine industry  - read article... How yeast can influence the sensory profile of wines without losing the regional identity: The Chardonnay Example  - read article... DECEMBER 2004 Wynboer Tips for December Black empowerment - the way ahead Degree day estimation as a warning tool for vine mealybug infestation in vineyards Coding And Evaluation Of Spray Records For IPW The Biodiversity & Wine Initiative Empirical and economic modelling of winery and effluent parameters NOVEMBER 2004 Wynboer Tips for November Wood Borers in Vines: A New Pest or a Climatic Phenomenon? Enzymes in Winemaking Molecular detection of Phaeomoniella chlamydospora in grapevines Ebenhaeser Nurseries being run by resource limited producers make headway OCTOBER 2004 Wynboer Tips for October Traceability in the wine industry New And Future Early Warning Models For Downy Mildew Certification of Plant Material according to Status The effect of plant water status on Sauvignon blanc SEPTEMBER 2004 Wynboer Tips for September Protocol For Control Of Mealybug In Vineyards (Production Blocks) Methods to determine berry mass, berry volume and bunch mass Pinotage Aroma Wheel Most Important Wine Grape Varieties in South Africa AUGUST 2004 Wynboer Tips for August Wine Biotechnology Open Day: Opening up to biotec benefits ... Wood maturation of wine (Part II): The effect of various wood components on the colour, flavour and taste of wine Market oriented classification system for co-operative wine cellars JULY 2004 Wynboer Tips for July South African Wine Harvest Report 2004 Wood maturation of wine (Part I): Factors that influence the composition of wood during the production process The contribution of ß-damascenone to the berry-like aroma of red wines JUNE 2004 Wynboer Tips for June Breakthroughs in grapevine improvement Let the yeast do the work for you: Less alcohol per bottle Copper levels in South African nursery soils Spread of Grapevine Leafroll Disease in South Africa Database on farming activities of emerging wine grape producers established MAY 2004 Wynboer Tips for May Market focus more urgent than ever - SA further behind internationally Weather stations: Applications for viticulture The South African vineyard and wine landscapes: Heritage and development APRIL 2004 Wynboer Tips for April Graduates from the Institute for Wine Biotechnology Summary Of Oral Presentations - International Colloquium 'Landscapes of Vines And Wines: Heritage - Implications - Enhancement' The impact of malolactic fermentation on South African rebate wine Winetech programme: Optimal grape composition for specific wine styles Partial Rootzone Drying (PRD): Irrigation technique for sustainable viticulture and premium quality grapes MARCH 2004 Wynboer Tips for March The Biotech Brief Guidelines For a Winery Wastewater and Solid Waste Management Plan Leafroll transmission and characterisation of infected vines The Management of Vineyards for Optimal Grape Acids and pH FEBRUARY 2004 Wynboer Tips for February 2-Methoxy-3-Isobutylpyrazine Levels In A Spectrum Of South African Sauvignon Blanc Wines Vine Balance: Its Importance To Successful Cultivation Evaluation of a rotating biological contactor for biological treatment of winery effluent JANUARY 2004 Wynboer Tips for January Black economic empowerment and the role of cellar directors SITEVI 2003 in Montpellier Good labelling practices Familiarise Yourself With Malolactic Fermentation Lesser Known European Wine Grape Cultivars DECEMBER 2003 Wynboer Tips for December The cellar director has to be involved Literature Overview Of Pinotage Research Economic impact of Eutypa dieback of grapevines Overview Of Chenin Blanc Research Geology and terroir in the Western Cape winelands NOVEMBER 2003 Wynboer Tips for November Short term insurance: Protect your business against risks Practical Viticultural Experience of Certain "New" Cultivars: Viognier, Petit Verdot, Tannat, Mourvédre Part 4 OCTOBER 2003 Wynboer Tips for October Practical viticultural experience of certain "new" cultivars: Viognier, Petit Verdot, Tannat, Mourvédre - Part 3 Short term insurance: Making the best of an expensive necessity Increased Yield in Wine Grapes for Specific Production Goals SEPTEMBER 2003 VinPro(SA) Guidelines for October 2003 Skills development legislation: Make it work for you Degree day estimation as a warning tool for vine mealybug infestation in vineyards Guidelines: Control of leafroll and fanleaf in vineyards 1 Guidelines: Control of leafroll and fanleaf in vineyards 2 Guidelines: Control of leafroll and fanleaf in nurseries 3 Practical viticultural experience of certain "new" cultivars: Viognier, Petit Verdot, Tannat, Mourvédre - Part 2 Most Important Wine Grape Varieties In South Africa AUGUST 2003 VinPro(SA) Guidelines for September 2003 South African Wine Harvest Report 2003 Vine mealybug pheromone trapping and monitoring protocol in South African vineyards Vine mealybug and chemical control: Is this the end of the road? Ant control protocol Practical viticultural experience of certain "new" cultivars: Viognier, Petit Verdot, Tannat, Mourvédre JULY 2003 VinPro(SA) Guidelines for August 2003 US postgraduate courses keep abreast of latest technology Integrated vine mealybug (Planococcus ficus) control with the use of pheromone trapping in South African vineyards JUNE 2003 VinPro(SA) Guidelines for July 2003 Fourth international symposium for vitivinicultural zoning Organic weed control in the vineyard Techniques for mixing juice and skins during pinotage wine production MAY 2003 VinPro(SA) Guidelines for June 2003 Technology "tree": Management of vine growth and development Low Temperature Skin Contact Prior To Fermentation: A Technique For The Production Of High Quality Pinotage Wines APRIL 2003 VinPro(SA) Guidelines for May 2003 Effect of viticultural and winemaking practices on the phenolic composition of grapes and wines Part II Effect Of Must Enrichment On Sauvignon Blanc Composition And Wine Quality MARCH 2003 VinPro(SA) Guidelines for April 2003 Topography and solar energy interception in the Stellenbosch district - Part 2 Chemical and sensory properties of grape and wine phenolics Part I FEBRUARY 2003 VinPro(SA) Guidelines for March 2003 VINITECH 2002 in Bordeaux - Quality techniques for quality wines Topography and solar energy interception in the Stellenbosch district Phenolic compounds in South African red wines JANUARY 2003 VinPro(SA) Guidelines for February 2003 Nutrition During Rehydration - A New Approach To Yeast Nutrition pH - A manageable quality parameter VINPRO (SA) / WINETECH Vineyard Practice Evaluation 2002 DECEMBER 2002 VinPro(SA) Guidelines for January 2003 VinPro Bulletin A study of the impact of shipping / transportation conditions and practices on wine Winemaking with rotten grapes: It can be a headache Impact Aroma Components in South African Red Wines: A preliminary study NOVEMBER 2002 VinPro(SA) Guidelines for December 2002 Glycerol and wine quality: Fact and fiction Glycerol production in Chardonnay wine Soil type may influence wine style: Cabernet Sauvignon from Durbanville and Robertson Short course for organic production of wine grapes proved very successful OCTOBER 2002 VinPro(SA) Guidelines for November 2002 VinPro Bulletin October 2002 Disposal of winery waste water: Regulator's perspective Most Important Wine Grape Types In The RSA Grapevine virologists get together Arbuscular Mycorrhiza: Can it improve the survival of young vines? SEPTEMBER 2002 VinPro(SA) Guidelines for October 2002 Reflections On The 2001/2002 Downy Mildew Epidemic Cover Crop Management and the Performance of Grapevines in the Olifants River Valley Botryosphaeria canker and dieback of grapevines AUGUST 2002 VinPro(SA) Guidelines for September 2002 VinPro (SA) Bulletin Vineyard Terrorist Gets New Foot In The Door JULY 2002 VinPro(SA) Guidelines for August 2002 Responsibilities Of The Producer To Prevent Virus Distribution Winter Weed Control: Early Or Late Control? Pruning: Bearer Spacing Introductory study on the use of alternative wood maturation methods JUNE 2002 VinPro(SA) Guidelines for July 2002 Advantages Of A Covered Sprayer For The Grape Farmer Efficacy of different post-emergence herbicides for the control of broadleaf cover crops Resource Limited Producers In Ebenhaeser Establish A Rootstock Mother Block For Their Nursery Industry Trellis Systems More Expensive MAY 2002 VinPro(SA) Guidelines for June 2002 Preparation of vines during the establishment of a vineyard The Suitability Of Various Cover Crops For Sustainable Cultivation In Vineyards Of The Olifants River Valley And Surrounding Areas The Effect Of Various Establishment Techniques On Cover Crop Performance Fate of organic components of winery effluents in soils APRIL 2002 VinPro(SA) Guidelines for May 2002 Business strategies of the wine industry must lead the way for agricultural research Environmental performance of SA Wine Industry - Are we competitive? The Approach Followed In The Cultivation / Vinification Of Ultra-Premium Wines In California MARCH 2002 VinPro(SA) Guidelines for April 2002 Soil Sampling For Nutritional And Irrigation Recommendations Leaf Sampling For Nutritional Recommendations The Use Of Artificial Wetlands In The Purification Of Cellar Wastewater FEBRUARY 2002 VinPro(SA) Guidelines for March 2002 VinPro(SA) Bulletin for February 2002 Food Safety In The Wine Industry: Advantages Of The HACCP System Natural terroir units: What are they? How can they help the wine farmer? Soil biology - its importance to wine grape farmers JANUARY 2002 VinPro(SA) Guidelines for February 2002 SITEVI 2001 in Montpellier - More dynamic than ever! Control measures for black goo and black foot of grapevines: preliminary results Is this the new age of sanitisers and biocontrol? DECEMBER 2001 VinPro(SA) Bulletin VinPro(SA) Guidelines for January 2002 Guidelines for monitoring soil fertility, plant nutrient status and compost quality in organic wine grape production systems Preparation for certification of organic wine grape production The Occurrence Of Bitterness In Wine: An Overview Diagnosis of fungal diseases and their involvement in dieback disease of young vines NOVEMBER 2001 VinPro(SA) Guidelines for December 2001 The effect of cross-flow filtration - preliminary results The SO2 resistance of South African acetic acid bacteria and their effect on fermentation The Role Of Polysaccharides In Vinification And Their Contribution To Aspects Such As Body, Better Mouthfeel And Stability Principles Of Organic Cultivation Of Wine Grapes Requirements For Organic Cultivation Of Wine Grapes OCTOBER 2001 VinPro(SA) Guidelines for November 2001 Bigger is not better - Netafim Total Vineyard Planning Seminar VinPro(SA) Bulletin Sea breeze mechanism and observations of its effects in the Stellenbosch wine producing area Evaluation of South African Brandy Logistical Problems With Wine Exports The effect of hot-water treatment on fungi occurring in apparently healthy grapevine cuttings Extractable or not? - that is the question SEPTEMBER 2001 VinPro(SA) Guidelines for October 2001 New Plant Disease Clinic at the Plant Pathology Department (US) Growth Arrestment Phenomenon And Dying Back Disease In Vineyards In The Below Orange River Area The Occurrence And Control Of Botrytis Cinerea (Grey Mould) In Grapes: A South African Perspective AUGUST 2001 VinPro(SA) Guidelines for September 2001 VinPro(SA) Bulletin for August 2001 Most Important Wine Grape Cultivars In The RSA Leafroll Research In South Africa: French Expert's Impressions The Relationship Between Vine Training Practices And Grape Quality In vitro sensitivity of Eutypa lata to various fungicides JULY 2001 VinPro(SA) Guidelines for August 2001 Sluggish/Stuck malolactic fermentation in Chardonnay: Possible causes A South African perspective of powdery mildew in grapevines Viticultural Progress In South Africa JUNE 2001 VinPro(SA) Guidelines for July 2001 The 2001 SA wine crop - small but good VinPro Bulletin June 2001 Incidence of Eutypa-like symptoms in Cabernet Sauvignon vineyards in the greater Stellenbosch area Wine, acting as an antioxidant, may have health benefits Vine framework renewal of trellised eutypa infected vineyards MAY 2001 VinPro(SA) Guidelines for June 2001 A new look for grapevine virus research in South Africa SASEV 2nd International Congress, 2000 Proposed IPW criteria for managing wastewater, solid waste, noise and air pollution A formula for quantification and prioritisation of negative environmental impacts in the wine industry The occurrence of acetic acid bacteria in South African red wine fermentations APRIL 2001 VinPro(SA) Guidelines for May 2001 VinPro(SA) Bulletin Ants foraging in vineyards in the Western Cape Province Viticultural aid to resource limited producers The influence of production levels and bud load on the quality of wine and wine grape cultivars in the Robertson area: Sauvignon Blanc MARCH 2001 VinPro(SA) Guidelines for April 2001 The influence of pressing intensity and juice treatments in rebate making on the quality of brandy The critical importance of preventive botrytis control in red wine cultivars Viticultural forum founded Mealybug: Biology and control strategies The effect of light quantity and quality on grape composition and wine quality FEBRUARY 2001 VinPro(SA) Guidelines for March 2001 VinPro Bulletin The use of lysozyme Exploring the relationships between Pinotage grape colour and wine quality - Preliminary results JANUARY 2001 VinPro(SA) Guidelines for February 2001 Winetech support biomedical research to study the beneficial effects of moderate alcohol consumption on the heart Environmental legislation in the viticultural and wine industry The use of the micro-oxygenation technique DECEMBER 2000 Leaf nutrient programme improves quality of wine grapes VinPro(SA) Guidelines for January 2001 VinPro Consultant Profile: Jeff Joubert Preventing Ethyl Carbamate Formation in Wine Geology: A central aspect of terroir NOVEMBER 2000 VinPro(SA) Bulletin Industry logistics strategy proposed VinPro(SA) Guidelines for December 2000 VinPro Consultant Profile: Briaan Stipp Guidelines for the interpretation of soil analysis reports for vineyards The metabolism of tartaric and malic acid in grapes of vitis OKTOBER 2000 Enviropros Bulletin Wynboer Guidelines for November 2000 VinPro(SA) Consultant Profile: Stephan Joubert Most important wine grape varieties in the RSA: Paiter Botha Phomopsis (dead arm): new facets of this well-known vine disease: Lizél Mostert & Pedro Crous SEPTEMBER 2000 VinPro(SA) Bulletin Wynboer Guidelines for October 2000 VinPro(SA) Consultant Profile: Paiter Botha Winetech focus on leafroll research Confusion surrounding white rot disease of grapevines: Pedro W. Crous ISO 14001 Environmental management systems: Lourens van Schoor and Dries Visser Downy mildew: Paul Fourie and Abraham Vermeulen Vinpro (SA) / Winetech vineyard practice evaluation 2000: Johan Truter AUGUST 2000 Wynboer guidelines for September 2000 VinPro Consultant Profile: Cobus van Graan Alternative cultivars - Charles Visser Evaluation of new fungicides for use on vines by Nietvoorbij: an essential service to the industry - Johannes Mellet, Abraham Vermeulen Black goo decline of grapevine: current understanding of this mysterious disease - Paul Fourie, Francois Halleen, Michelle Groenewald and Pedro Crous JULY 2000 Bulletin Wynboer Guidelines for August 2000 VinPro Consultant profile: Johan Viljoen The Millennium Wine Crop in South Africa Some critical factors in the development and implementation of ISO 14001 environmental management systems for wine cellars Management Options to Minimise Negative Environmental Impacts at Wine Cellars JUNE 2000 Wynboer Guidelines for July 2000 VinPro Consultant Profile: Pierre Snyman Growth Tubes for Establishment of Vineyards Saving the Wine by Means of Acid Removal MAY 2000 Wynboer Guidelines for June 2000 VinPro Consultant profile: Bennie Liebenberg Mapping Vineyard Soils Breederivier Producers Forerunners of new Technology Optimum Ripeness in Wine Grapes Influence of Mycorrhiza on Vines APRIL 2000 Vinpro Consultant Profile: Dricus van der Westhuizen Vision 2020 Feedback Gathering Effect of Wood Ageing, SO2 Levels and Malolactic Fermentation on Pinotage Wine Composition and Quality Wynboer Guidelines for May 2000 MARCH 2000 Effect of Steel as Alternative Trellising Material with Mechanical Harvesting Wine Industry Trust (SAWIT) Visits Resource Limited Producers The Effect of Microclimate on Sauvignon Blanc Grape and Wine Quality Vinpro (SA)/Winetech Vineyard Practice Evaluation 2000 Protea Training Centre Wynboer Guidelines for April 2000 Research Proposals and Projects for the Wine Industry Botrytis Cinerea: Is it a friend or a foe for the South African Wine Industry? FEBRUARY 2000 Producers say "YES" to Consultation Service VINPRO(SA): Consultation Service - Past and Future Wynboer Guidelines for March 2000 JANUARY 2000 A Logistics System for the RSA Wine Industry Environmental Compliance or Complacency - Can You Afford It? Wynboer Guidelines for February 2000 Industry Task Team for Oenological Problems Wine and Brandy Strategy Task Forces Get Together DECEMBER 1999 Marketing : Buzzword or Solution? Grapevine Leafroll Disease: A New Control Strategy? ARC-Infruitec/Nietvoorbij Studying Subterranean Vineyard Irrigation January Work Programme 2000 Transgenic Grapevine Cultivars Aimed at Disease Resistance About Poles - An Overview NOVEMBER 1999 Vision 2020 Aspires to 'Masterly Excellence' in the South African Wine Industry Cool Climate Viticulture December Work Programme 1999 Vine Improvement and Availability of Plant Material Application for Research Funding by Winetech OCTOBER 1999 Cool Climate Viticulture The Influence of Production Norms on the Wine Quality of Wine Grape Cultivars in the Robertson Area: Ruby Cabernet The Importance of Soil and Bud Analyses for Vineyard and Orchard Pests in Integrated Pest Management November Work Programme 1999 SEPTEMBER 1999 Most Important Wine Grape Cultivars in the RSA OIV - Annual General Meeting Winetech: Structure October Work Programme 1999 Vinpro (SA) / Winetech Vineyard Practice Evaluation US Dept. of Viticulture & Oenology Bursting Out of its Seams AUGUST 1999 Dieback Disease in Vines Caused by Eutypa Lata September Work Programme 1999 Obstacles Impeding the Use of Genetic Manipulation for the Improvement of Grapes Fruit Researchers Assist Wine Industry Winetech and ARC-Nietvoorbij Visit Wine Regions JULY 1999 Vision 2020 for the SA Wine Industry Winetech Day Seminar for Cellar Managers, Cellar Directors, Estate Owners and Wine Producers IPW Certificate Course August Work Programme 1999 Progress with Virus Research on Vines Effect of Fermentation Temperature on Pinotage Wine Composition and Quality JUNE 1999 The 1999 Wine Harvest July Work Programme 1999 Nursery Industry for Resource Limited Producers Established with Nietvoorbij Aid Aerial Grafting Successful in the Orange River Valley Winetech MAY 1999 The Interaction between Malolactic Bacteria, Wine Grape Cultivars and SA Wine Yeasts Analysis of Vineyard Diseases at Nietvoorbij June Work Programme 1999 Broodkraal Wins with Aerial Grafting on Established Rootstocks Optimum Temperature - A Definite Prerequisite for Successful Malolactic Fermentation APRIL 1999 Mechanisation of Viticulture Calculating the Cost of Mechanisation Introduction to Wynboer Tegnies - April 1999 Work Programme - May 1999 Mechanisation in the Paarl Area Mechanised Vineyard Pruning: Prerequisites for the Vineyard and Reaction of the Vine Vinification Aspects of Mechanically Harvested Grapes MARCH 1999 Work Programme - April 1999 Alumni Get Together Stuck fermentation in red wines: Causes, consequences and recommendations for the 1999 season New Independent Wine Laboratory for the Industry World Production of Wine Shiraz Disease: Symptoms and Management Winetech - Industry Task Team assists Winemakers/Viticulturists Summary of Cost of various Trellising Systems VinPro (SA)/Winetech Vineyard Practice evaluation 1999 FEBRUARY 1999 A General Comparison Between Soil and Climatic Factors in South Australia and the Western Cape in South Africa Enzymes Involved in Wine Production (Article 3) Flavourful Nitrogen-containing Wine Constituents Pinotage Research Vetsak/Braud Tour 1998 February Work Programme 1994 JANUARY 1999 Honoured at the ARC Gala Event The Development of Vineyard Zonation and Demarcation in South Africa

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