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当前葡萄处于果实膨大期,此后逐渐趋向成熟,在采收前1个月内是获得优质高产的关键期,必须抓好肥水管理及病害防治。一、加强肥水管理1.及时施肥,补给养分。①一般于果实着色初期追肥1次,以磷钾肥为主,可选择硫酸钾三元素复合肥进行土施;也可以通过根外追肥的方式,结合防治病虫
At present, the grapes are in the period of fruit enlargement, then gradually mature, and within 1 month before harvesting, it is the key period to obtain high quality and high yield. It is imperative to do a good job of fertilizer and water management and disease prevention and control. First, to strengthen fertilizer and water management 1. Timely fertilization, nutrient supply. ① generally in the early fruit coloring top dressing 1, mainly to phosphorus and potassium, potassium sulfate can choose three elements of soil fertilization; can also be topdressing the way, combined with pest control