Vineyard Management for Improved Fruit and Wine Quality

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Balanced Pruning• Vine capacity often varies greatly between adjoiningvineyard blocks, and even vines within a row.• Balanced pruning should help avoid:– under pruning (over cropping) small vines.– over pruning (under cropping) large vines.– variability in fruit quality.• Balancing pruning is the first step in achieving theannual desired fruit quality, and with maintaining orimproving the vine’s capacity for the following season.– Maximum yields without sacrificing vine sizePurdue University is an Equal Opportunity/Equal Access institution.
Balanced Pruning FormulasGrape Variety Pruning Formula Cluster ThinningAmerican 30+10 NoFrench Hybrids 20+10,15+10,5+10Yes, usuallyNew Hybrids 20+20, 20+10? Yes / No?Seedless Table 30+10 YesVinifera 20+20 Yes / No?Purdue University is an Equal Opportunity/Equal Access institution.
Page 1: Vineyard Managementfor Improved Fru
Page 4 and 5: Matching Variety to Site• Cold ha
Page 6 and 7: Match Cold Hardiness to Climate•
Page 8 and 9: Match Ripening Date to Climate• H
Page 10 and 11: Purdue University is an Equal Oppor
Page 12 and 13: Match Variety to Ripening SeasonTem
Page 16 and 17: Iowa Ripening Season TemperaturesLo
Page 18 and 19: Rainfall During RipeningRainfall be
Page 20 and 21: Appropriate Harvest Decisions• Su
Page 22 and 23: Characteristics of Balanced Vines
Page 24 and 25: How much to prune? ~90%of 1-year-ol
Page 28 and 29: Example of Balanced Pruning• Prun
Page 30 and 31: One shoot per budPurdue University
Page 32 and 33: Non-count shootsPurdue University i
Page 34 and 35: Problem with balanced pruning formu
Page 36 and 37: Variety Performance over 12 yearsSo
Page 38 and 39: Variety Performance over 12 yearsSo
Page 40 and 41: Variety performance over 6 yrs at L
Page 42 and 43: Vine Balance Summary• Pruning and
Page 44 and 45: Training System Goals• Position a
Page 46 and 47: Matching the Training System to Gro
Page 48 and 49: High CordonTrainingPurdue Universit
Page 58 and 59: Concerns with Mid-Wire Cordon• Up
Page 66 and 67: Training Summary• Choose training
Page 68 and 69: Yield Components, Vine Size, Crop L
Page 70 and 71: Fruit Composition5 year meansTraini
Page 72 and 73: Sensory ResultsPanelists correctly
Page 74 and 75: Scott Henry Canopy ComparisonsTrain
Page 76:
Acknowledgements• Patty Skinkis -
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Vineyard Management for Improved Fruit and Wine Quality

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