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苹果如何做到因树追肥
更新时间: 2019-01-11 00:00:00  

旺长树追肥时间应避开新梢旺长期,提倡两停追肥 春梢和秋梢停长期,尤其注重秋停追肥。春停追肥5月下旬至6 月上旬以氮为主,配合磷钾肥。秋停追肥8月中下旬以磷钾肥为主,

结合补氮肥;衰弱树应在旺长前追施速效肥,以氮肥为主;结果壮树萌芽 前应以氮肥为主;果实膨大期以磷钾肥为主,配合氮肥。

关键词: 苹果 如何 做到 追肥

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