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果树体内的生物膜对低温最敏感,低温可使生物膜活性降低。表现在细胞间隙出现冰晶体,引起细胞内失水,造成冻害。一、栽培管理生长后期(8月份后)禁用氮肥,多施磷、钾肥。氮肥促进营养生长,不利于枝条成熟。
Biofilms in fruit trees are most sensitive to hypothermia, and hypothermia can reduce biofilm activity. The performance of ice crystals in the intercellular space, causing intracellular water loss, resulting in frost damage. First, cultivation and management of the late growth (after August) banned nitrogen fertilizer, more phosphorus, potassium. Nitrogen fertilizer to promote vegetative growth, is not conducive to the branches mature.