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大蒜返青水啥时浇最好

更新时间: 2021-03-16 08:43:05     

1、大蒜浇返青水在3月上中旬浇最合适。

2、一般在春分时节,蒜苗开始返青。大蒜在此生长过程有个“退母“期,要适当晚浇返青水。在土壤不是太干旱的情况下,要在大蒜老叶变绿并长出新叶,地下已长出新根,退母期基本结束时浇水。早春地温仍然较低,为达到促进蒜苗早发的目的,应在温度较高的中午浇好返青水。

关键词: 大蒜 返青 最好

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