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巨峰群系葡萄最大的缺点是落蕾、落花、落果严重,采取下列十项措施,可不同程度地提高座果率。 一、肥料充足、冬剪合理是提高座果率的基础条件 巨峰群系葡萄根系发达.枝叶旺盛,如果施肥量不足,冬剪不合理,留枝量过多,会造成缺肥和郁闭,严重影响座果率。 施肥:①秋施基肥。九、十月份亩施农家肥5000公斤,鸡粪(或饼肥)250公斤,磷肥100公斤,复合肥50公斤(或用尿素碳铵也行)。②春施催芽肥。3月底
Jufeng grape cluster biggest drawback is the loss of buds, falling flowers, falling serious, to take the following ten measures to varying degrees, increase the rate of fruit set. First, adequate fertilizers, reasonable winter win is to improve the basic conditions for the rate of fruit Jufeng grape root system developed branch strong, if the amount of fertilizer is insufficient winter shears unreasonable, leaving too much, will result in lack of fat and canopy, Seriously affect the rate of fruit set. Fertilization: ① autumn base fertilizer. September and October Mushi farm 5000 kg, chicken manure (or cake) 250 kg, 100 kg of phosphate fertilizer, 50 kg of compound fertilizer (or urea ammonium bicarbonate line). ② spring Shi germination fertilizer. By the end of March