Volume 27 (2)

Vol 27 (2) Paper 1

M. Saayman and M. Viljoen-Bloom1*. The Biochemistry of Malic Acid Metabolism by Wine Yeasts – A Review. Key words: malic acid; yeast; wine

Vol 27 (2) Paper 2

H. Volschenk, H.J.J. van Vuuren and M. Viljoen-Bloom*. Malic Acid in Wine: Origin, Function and Metabolism during Vinification. Key words: malic acid; wine; deacidification

Vol 27 (2) Paper 3

D. de Beer, E. Joubert**, J. Marais and M. Manley. Maceration Before and During Fermentation: Effect on Pinotage Wine Phenolic Composition, Total Antioxidant Capacity and Objective Colour Parameters*. Key Words: Antioxidants, free radical scavenging, juice/skin mixing techniques, phenolic compounds, pre-fermentation maceration.

Vol 27 (2) Paper 4

D. de Beer, E. Joubert**, J. Marais, D. van Schalkwyk and M. Manley. Climatic Region and Vine Structure: Effect on Pinotage Wine Phenolic Composition, Total Antioxidant Capacity and Colour. Key words: Antioxidants, climatic region, free radical scavenging, phenolic compounds, vine structure.

Vol 27 (2) Paper 5

Fourie, J. C.*, Louw, P.J.E.** and Agenbag, G.A. Cover Crop Management in a Chardonnay/99 Richter Vineyard in the Coastal Wine Grape Region, South Africa. 1. Effect of Two Management Practices on Selected Grass and Broadleaf Species. Key words: Cover crops, re-establishment, management practices, weed control, grapevines.

Vol 27 (2) Paper 6

Fourie, J. C.*, Louw, P.J.E.** and Agenbag, G.A. Cover Crop Management in a Chardonnay/99 Richter Vineyard in the Coastal Region, South Africa. 2. Effect of Different Cover Crops and Cover Crop Management Practices on Grapevine Performance. Key words: Cover crops, soil management, grapevines, grape yield, shoot growth, grape juice.

Vol 27 (2) Paper 7

Jeremy A. Klaasen, Jacobus A. van der Merwe, Filicity. A. Vries and Frederick J. Calitz. Long-Term Storage Quality of Table Grapes as Influenced by Pre-Harvest Yeast Applications and Post-Harvest Use of Controlled Atmosphere. Key words: Antagonistic yeast; Botrytis cinerea; Candida pelliculosa; controlled atmosphere; Cryptococcus albidus; Cryptococcus sp.; fungal decay, sulphur dioxide, table grapes.

Vol 27 (2) Paper 8

P.A. Myburgh and C.L. Howell. RESEARCH NOTE - Water Relations of Vitis vinifera L. cv. Sunred Seedless in Response to Soil Water Depletion Before Harvest. Key words: table grapes, irrigation, sap flux, stomatal control, water potential