May 4, 202

STEADY SAUVIGNON IDEAL FOR CANNING

by Dr. Carien Coetzee

Concours Mondial du Sauvignon

February 28, 2022

Juice solids and clarification 101

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 9, 2021

Nutriferm X – Frequently Asked Questions

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

October 30, 2021

CO2 sparging of Sauvignon Blanc JUICE

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 29, 2021

ELEMENTAL SULPHUR SPRAY – PART 1:
RESIDUE CONCENTRATIONS AT HARVEST

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 29, 2021

LIGHT-STRIKE
PART 1

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

July 1, 2021

Can yeast selection and fermentation temperature reduce the haze-forming proteins in Sauvignon blanc?

by Dr. Carien Coetzee

Winetech Technical

June 30, 2021

KPA TO THE RESCUE – THE SOLUTION TO TARTRATE STABILISATION

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

March 1, 2021

The effect of a reductive aroma compound on the perception of fruity volatile thiols

by Carien Coetzee, Sebastian Vannevel, Jeanne Brand, Astrid Buica & Wessel du Toit

Wineland Technical

January 29, 2021

Strategies for producing Sauvignon blanc with reduced alcohol content – Part 1

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 10, 2020

Testing different fermentation vessels for the production of Sauvignon Blanc wines

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

November 23, 2020

LADYBUG TAINT: PART 1

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 29, 2020

ESTERS 101 – PART 2

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 11, 2020

Carbon dioxide and its sensory influence

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

July 8, 2020

Late Spring mechanical shaking

– ditch the Botrytis, keep the yield

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

May 20, 2020

WINTER FERMENTED SAUVIGNON BLANC – INNOVATION GIVING SOUTH AFRICAN WINERIES AN EDGE

by Dr. Carien Coetzee

Concours Mondial du Sauvignon

April 23, 2020

LATENT H2S FORMATION – HOW IS IT POSSIBLE?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

​March 23, 2020

HOW SO2 SPEEDS UP OXYGEN REMOVAL – A RESEARCH SUMMARY

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

​February 18, 2020

FREE-RUN vs PRESSING? THE EFFECT ON THE VOLATILE THIOLS

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

January 21, 2020

EFFECT OF MECHANICAL HARVESTING ON SAUVIGNON BLANC PROTEIN CONTENT

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 21, 2019

HOW SHIPPING TEMPERATURES AFFECT SAUVIGNON BLANC COMPOSITION – PART 1

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 1, 2019

RANDOM OXIDATION AND THE ROLE OF BOTTLE DIMENSIONS

by Dr. Carien Coetzee

Wineland Technical

November 18, 2019

HPP TECHNOLOGY TO REDUCE SO2 REQUIREMENTS – THE EFFECT ON SAUVIGNON BLANC COMPOSITION

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

9 October, 2019

THE BLACKCURRANT IN YOUR FAVOURITE SAUVIGNON BLANC

by Dr. Carien Coetzee

wine.co.za

September 1, 2019

SEQUENTIAL INOCULATION OF STARMELLA BACILLARIS AND SACCHAROMYCES CEREVISIAE - MAIN EFFECTS

by Dr. Carien Coetzee

Winetech Technical

July 24, 2019

THE EVOLUTION OF SAUVIGNON BLANC’S FRIEND (3MH) AND FOE (H2S) DURING BOTTLE STORAGE

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

June 20, 2019

STYLISTIC DIVERSITY IN SOUTH AFRICAN SAUVIGNON BLANC

by Dr. Carien Coetzee

Concours Mondial du Sauvignon

May 30, 2019

VOLATILE THIOLS: CONJUGATED PRECURSORS ARE NOT THE MAIN SOURCE. DID YOU KNOW THAT?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

April 5, 2019

MINERALITY IN SAUVIGNON BLANC – PART 1

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

March 11, 2019

SA A FAVOURITE AT CONCOURS MONDIAL DU SAUVIGNON

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

February 18, 2019

INCREASING METHOXYPYRAZINES USING SKIN CONTACT AND INCREASED PRESSURES…

MORE TROUBLE THAN IT IS WORTH?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

May 2018

Adjusting Sauvignon Blanc aroma and flavor complexity:

PRESERVING AND INCREASING THIOLS

by Dr. Carien Coetzee

Wines and Vines Analytics

March, 2018

Glucose & Fructose for the prediction of final alcohol

by Dr. Carien Coetzee

Vinlab

November, 2017

Geosmin…soiling my wine

by Dr. Carien Coetzee

Vinlab

February, 2017

Comparing the Glories, Iland and Bovine serum albumin when measuring phenolic compounds and whether there is a correlation between grape and wine content?

co-authored by Dr. Carien Coetzee

Wineland Media

January, 2017

Méthode Cap Classique, Part 2: Processing and primary fermentation

by Dr. Carien Coetzee

Vinlab

October, 2013

Colour and phenolics in red grapes – a comprehensive survey of the distribution of these parameters in different red grape blocks from the Robertson area

co-authored by Dr. Carien Coetzee

Wineland Media

March 30, 2022

Glycerol – does it really contribute to mouthfeel?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

February 27, 2022

Washing grapes

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 1, 2021

Bioprotection – a microbial alternative to SO2

written by Dr. Carien Coetzee for Laffort SA

Winetech Technical

October 1, 2021

Adding antioxidants to Sauvignon blanc musts (Part 2)

by Dr. Carien Coetzee

Winetech Technical

September 1, 2021

Adding antioxidants to Sauvignon blanc musts (Part 1)

by Dr. Carien Coetzee

Winetech Technical

July 31, 2021

SHAKEN AND STIRRED – DOES PHYSICAL AGITATION DURING TRANSPORT AFFECT WINE?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

June 30, 2021

FAULT FOCUS – GEOSMIN DRAGGING YOUR WINE THROUGH THE MUD

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

May 28, 2021

Copper-containing fungicide and the effect on the 3-mercaptohexanol concentration

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

February 3, 2021

Strategies for producing Sauvignon blanc with reduced alcohol content – Part 3

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

January 1, 2021

Do smaller thiol increases have a significant sensorial effect?

BY CARIEN COETZEE, MATIJA LESKOVIC, JEANNE BRAND & WESSEL DU TOIT

Wineland Technical

December 1, 2020

New developments in protein stability

by Dr. Carien Coetzee

Wineland Technical

October 27, 2020

Sauvignon Blanc and plant water status

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 29, 2020

ESTERS 101 – PART 1

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 1, 2020

Yeast and its ability to release thiols

by Dr. Carien Coetzee

Wineland Technical

June 30, 2020

Removing copper-H2S complexes using membrane filtration

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

May 20, 2020

COPPER AND SO2 USED TOGETHER – EFFECT ON H2S

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

​April 23, 2020

RETHINKING COPPER FOR THE TREATMENT OF H2S

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

March 18, 2020

OXYGEN CONSUMPTION BY YEAST LEES

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

February 12, 2020

HAND HARVEST VS MECHANICAL HARVESTING? THE EFFECT ON VOLATILE THIOLS

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

January 19, 2020

ROTUNDONE PART 1: THE AROMATIC COMPOUND RESPONSIBLE FOR PEPPERY NOTES IN SHIRAZ

by Dr. Carien Coetzee

Shiraz SA

​December 22, 2019

HOW SHIPPING TEMPERATURES AFFECT SAUVIGNON BLANC WINE COMPOSITION – PART 2

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 4, 2019

GRAHAM BECK’s 2014 CUVÉE CLIVE – A SHOWCASE OF POWER AND ELEGANCE

by Dr. Carien Coetzee

wine.co.za

October 31, 2019

MANAGING GREEN AROMAS IN THE VINEYARD: METHOXYPYRAZINES

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 30, 2019

CONSUMPTION RATES: OXYGEN AND SULPHUR DIOXIDE

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 28, 2019

POTASSIUM POLYASPARTATE (KPA). ENSURING TARTRATE STABILITY IN SAUVIGNON BLANC...SINCE 2019

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

July 16, 2019

MINERALITY IN SAUVIGNON BLANC – PART 4

​Salinity – the cousin of Minerality

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

June 19, 2019

MINERALITY IN SAUVIGNON BLANC – PART 3 

Soil minerals in wine…

unromantically disproven

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

May 17, 2019

MINERALITY IN SAUVIGNON BLANC – PART 2

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

April 1, 2019

LOW ALCOHOL SAUVIGNON BLANC THE BREADWINNER OF TOMORROW

by Dr. Carien Coetzee

wine.co.za

February 27, 2019

STABILITY OF SAUVIGNON BLANC AROMA AFTER FERMENTATION

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 2018

CHENIN BLANC VS SAUVIGNON BLANC – THIOL LEVELS IN YOUNG WINES

Co-authored by Dr. Carien Coetzee

Wineland media

April 2018

Adjusting Sauvignon Blanc aroma and flavor complexity:
GRAPE DERIVED FRUITY

VOLATILE THIOLS

by Dr. Carien Coetzee

Wines and Vines Analytics

November, 2017

EVERYONE'S BUZZING ABOUT 4MMP

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

April, 2017

Delle Units: Alcohol-sugar combination to achieve microbial stabilization in sweet wines

by Dr. Carien Coetzee

Vinlab

February, 2017

Méthode Cap Classique, Part 4: Aging, riddling, disgorging and corking

by Dr. Carien Coetzee

Vinlab

January, 2017

Méthode Cap Classique, Part 1: Viticulture

by Dr. Carien Coetzee

Vinlab

September, 2014

Factors influencing the consumption of oxygen in wine

co-authored by Dr. Carien Coetzee

Wineland Media

March 10, 2022

STEERING AWAY FROM FLAT AND FLABBY MERLOT

by Dr. Carien Coetzee

Winetech

January 1, 2022

Cooling Sauvignon blanc grapes before processing – is it worth the effort, time and energy?

by Dr. Carien Coetzee

Winetech Technical

October 31, 2021

The beauty of “blackcurrant” aroma

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 30, 2021

ELEMENTAL SULPHUR SPRAY – PART 2:
RESIDUES DURING WINEMAKING

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 30, 2021

LIGHT-STRIKE
PART 2

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

July 30, 2021

FAULT FOCUS – “CORKED” WINE UNDER SCREWCAP?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

June 1, 2021

Grape seed powder to improve heat stability in Sauvignon blanc wines – effectiveness and sensory impact

by Dr. Carien Coetzee

Winetech Technical

May 1, 2021

Enhancing volatile thiols through ultrasound

by Dr. Carien Coetzee

Wineland Technical

January 30, 2021

Strategies for producing Sauvignon blanc with reduced alcohol content – Part 2

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

December 18, 2020

PVPP under the spotlight

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

November 24, 2020

LADYBUG TAINT: PART 2

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

October 17, 2020

Grapevine Leafroll Disease and the effect on Sauvignon Blanc

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 19, 2020

How dissolved carbon dioxide protects wine from oxygen

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

July 30, 2020

The influence of bottle colour and light on Sauvignon Blanc

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

June 28, 2020

Removing copper-H2S complexes using PVI/PVP

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

​May 20, 2020

THE EFFECT OF pH ON H2S FORMATION

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

April 8, 2020

OPTIONS FOR ENHANCING MOUTHFEEL OF EARLIER HARVEST GRAPES – A RESEARCH SUMMARY

by Dr. Carien Coetzee

Shiraz SA

February 12, 2020

ROTUNDONE PART 2: WINERY PROCESSES AFFECTING PEPPER AROMA

by Dr. Carien Coetzee

Shiraz SA

February 4, 2020

WHEN IS THE BEST TIME TO APPLY BENTONITE?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

January 1, 2020

Exploring PET and BIB as possible alternative packaging for Sauvignon Blanc

by Dr. Carien Coetzee

Winetech Technical

​December 2, 2019

MANAGING GREEN AROMAS IN THE CELLAR: METHOXYPYRAZINES

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

November 20, 2019

VITICULTURAL AND OENOLOGICAL INFLUENCES ON VOLATILE THIOLS

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

October 17, 2019

FOLIAR FERTILISATION: EFFECT ON VOLATILE THIOLS

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

September 12, 2019

A TECHNICAL UNRAVELLING OF THE YOUNG WINE SHOW CHAMPION!

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 16, 2019

CLOSURE-DERIVED OXYGEN AND OTR 

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

July 8, 2019

POST-HARVEST SUN EXPOSURE CAN POTENTIALLY LEAD TO A DECREASE IN VOLATILE THIOLS

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

June 3, 2019

Corked wine under screwcap?

by Dr. Carien Coetzee

wine.co.za

April 23, 2019

SHOULD WE BE AFRAID OF PINKING?

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

March 25, 2019

EFFECT OF BENTONITE FINING ON VOLATILE THIOLS

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

February 22, 2019

SAUVIGNON BLANC UNDER INVESTIGATION: CURRENT RESEARCH AT THE UNIVERSITY OF STELLENBOSCH (OENOLOGY)

by Dr. Carien Coetzee

Sauvignon Blanc South Africa

August 20, 2018

"GROEN" WYNE SOMS BAIE GESOG

by Dr. Carien Coetzee (Afrikaans)

Eikestadnuus

March, 2018

Sugars in grapes and wines demystified

by Dr. Carien Coetzee

Vinlab

November, 2017

GUAVA TREE AND CAT"S PEE

by Dr. Carien Coetzee

Winetech

March, 2017

The ins and outs of a copper fining trial

by Dr. Carien Coetzee

Vinlab

January, 2017

Méthode Cap Classique, Part 3: From the end of primary fermentation to preparation and commence of secondary fermentation

by Dr. Carien Coetzee

Vinlab

September 2015

How quickly does oxygen disappear from white wine?

co-authored by Dr. Carien Coetzee

Wineland Media