Influence of Scott Henry and Four-Cane Vertical Shoot Positioning Training Systems and Crop Load on Whole-Vine Gas Exchange of Vitis vinifera L. Sauvignon blanc

1Post-graduate student, Centre for Viticulture and Oenology, Lincoln University, Canterbury, New Zealand;

4present address, Principal Scientist and Program Leader, Irrigated Crops, South Australian Research and Development Institute, GPO Box 397, Adelaide SA 5001; Affiliate Professor, School of Agriculture, Food and Wine, University of Adelaide, Glen Osmond, SA 5064; Affiliate Associate Professor, College of Science and Engineering, Flinders University, Bedford Park SA 5042; and School of Mechanical and Manufacturing Engineering, the University of New South Wales, Sydney, NSW 2052, Australia;

1Post-graduate student, Centre for Viticulture and Oenology, Lincoln University, Canterbury, New Zealand;

4present address, Principal Scientist and Program Leader, Irrigated Crops, South Australian Research and Development Institute, GPO Box 397, Adelaide SA 5001; Affiliate Professor, School of Agriculture, Food and Wine, University of Adelaide, Glen Osmond, SA 5064; Affiliate Associate Professor, College of Science and Engineering, Flinders University, Bedford Park SA 5042; and School of Mechanical and Manufacturing Engineering, the University of New South Wales, Sydney, NSW 2052, Australia;

3Department of Horticulture, Michigan State University, East Lansing, MI; Deceased;