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葡萄在不同生长发育时期,对营养的要求不同。因此,要根据葡萄生长发育的不同阶段,确定施肥时期及肥种。一般在秋季落叶后至萌芽前,施基肥。基肥大多施土粪、厩粪。以后根据葡萄植株在不同生长发育时期对养分的需要,补施追肥。追肥一般以施速效肥料为主。第一次追肥在开花前(芒种前后),以氮肥为主,施用硫酸铵、硝酸铵或尿素等。此次追肥可以促进新梢生长和开花。
Grape in different growth and development period, the nutritional requirements are different. Therefore, according to different stages of grape growth and development, to determine the fertilization period and fertilizer. Generally after the fall leaves to germination, the base fertilizer. Base fertilizer mostly soil excrement, manure. After the grape plants in different stages of growth and development on the needs of nutrients, top dressing. Top dressing to speed fertilizer generally based. The first top dressing before flowering (before and after species), mainly nitrogen, the application of ammonium sulfate, ammonium nitrate or urea. The top dressing can promote shoot growth and flowering.