【摘 要】
：
目前,农村有一些树龄较长的老桑树和近几年新栽的桑树,因缺乏管理,肥水不足,或剪伐不合理,或采叶过度,致使树势衰退,树型杂乱,枝条细少,产叶量低,质量差,直接影响了养蚕效益
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目前,农村有一些树龄较长的老桑树和近几年新栽的桑树,因缺乏管理,肥水不足,或剪伐不合理,或采叶过度,致使树势衰退,树型杂乱,枝条细少,产叶量低,质量差,直接影响了养蚕效益,需进行更新复壮。1.实行春伐。对生长不旺,枝条短细,树势衰退,树龄不算太老的桑树,可采取春伐条的办法来
At present, there are some older mulberries in rural areas and newly planted mulberries in recent years. Due to lack of management, insufficient fertilizers or irrational cropping or overexploitation of trees, the tree is in decline and the tree is disorganized with fewer branches , Low leaf yield, poor quality, a direct impact on sericulture efficiency, need to be rejuvenated. 1. The implementation of the spring cut. On the growth is not flourishing, short branches, tree decline, age is not too old mulberry tree, spring cut can be used to approach
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