Site Preparation and Mineral Nutrition in Vineyards - University of ...

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Nitrogen (N) • When Nitrogen is LOW Reduced canopy fill Reduced light interception Reduced photosynthetic efficiency • When Nitrogen is HIGH Over-vigorous vines Increased shading Reduced fruit quality Reduced bud fruitfulness
Nitrogen application • Recommendation: 80 to 100 lbs of actual N per acre for mature vineyards per acre • Split application 40 units at 6” growth stage 40 units at anthesis
Page 1 and 2: Site Preparation and Mineral Nutrit
Page 3 and 4: Site Preparation
Page 5 and 6: Vineyard Design • Row orientation
Page 7 and 8: Soil Testing • Collect 10-20 sub-
Page 9: Desired soil properties for vineyar
Page 16 and 17: Soil Test Results
Page 18 and 19: Soil pH and Nutrient availability
Page 20 and 21: Vine Establishment
Page 22 and 23: Vine Establishment (2 nd Year) •
Page 24 and 25: Mature Vines
Page 26 and 27: Amount of Nutrients (lb) Removed fo
Page 32 and 33: Nutrition • All nutrients need to
Page 36: Nitrogen deficiency
Page 43 and 44: Potassium (K) • Influences yield,
Page 45 and 46: Potassium deficiency
Page 50 and 51: Magnesium (Mg) • Present in Chlor
Page 53: Micronutrients • Boron (B) • Zi
Page 65 and 66: Zinc deficiency
Page 67 and 68: Applying Fertilizer • soil applic
Page 69 and 70: Calculating fertilizer amounts •
Page 71 and 72: Calculating fertilizer amounts •
Page 73 and 74: Foliar Analysis Labs A &L Analytica

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