关于核桃树,秋后发新芽,怎么办

2025年04月07日 22:54
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网友(1):

针对核桃树秋后发新芽的情况,可以采取以下措施:
1. 及时摘心。对于已经发芽的部位,要及时摘心,以促使新芽停长,并摘掉幼果,防止消耗营养。这样有助于集中营养供给新芽生长。
2. 病虫害防治。秋后核桃树发新芽可能是由于病虫害防治不及时,导致叶片提前脱落或被害虫吃光,从而促使二次发芽开花。因此,需要及时对病虫害进行防治,尤其是对于毛虫(美国白蛾的幼虫)的防治。早期发现后,可以喷洒氯氰菊酯防治。
3. 锯伤逼枝。对于已经光腿的部位,要在该部位的隐芽上方锯伤深入木质部,以逼出新枝。逼出的新枝生长量因其基枝粗细及锯伤的深度而异,长的可达1-2米以上。这种方法可以在光腿部位达成结果枝组或培养出新的骨干枝。
以上措施可以有助于解决核桃树秋后发新芽的问题,如果还有疑问,可以咨询专业农业技术人员。

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