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如何确定梨苗种植时间

发布时间:2019-03-11 15:04:16作者:鼎旺苗木tags: 梨苗

  梨苗因种类、品种、原产地不向,对温度的要求也不同;秋子梨原产我国东北地区,耐寒力较强,其栽培种可耐-52℃低温。砂梨原产长江流域,要求温度较高,可耐-23℃低温。砂梨适宜生长的年平均温度为15-21℃,要求10℃以上和服5000-7000℃,休眠期有适当低温有利于花芬分化和开花结果。

如何确定梨苗种植时间

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