论文部分内容阅读
苹果树冬季何时修剪好苹果树冬季修剪的时间应根据不同情况进行。在11-12月修剪,一般枝梢生长极性明显,剪口长梢强,利于枝梢生长,同时能减少枝条水分蒸发,对安全越冬有利;在1-3月份修剪,剪口附近的芽极性不明显,萌芽率高,枝梢长势弱。由此,对幼龄果树,...
When the apple tree is trimmed in winter When the winter pruning of apple tree should be carried out according to different situations. Pruning in 11-12 months, the growth of the general shoots obvious polarity, the notch long strong, conducive to the growth of shoots, while reducing the evaporation of branches of water, the winter is safe and beneficial; in January-March pruning, notching near the bud Polarity is not obvious, high germination rate, shoot growth is weak. As a result, young fruit trees, ...