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莴笋能用尿素肥吗
更新时间: 2021-01-25 01:23:11  

1、莴笋能用尿素肥。尿素也是化肥的一种,尿素是氮肥,如果你的莴笋缺氮,施用尿素也行。不过作物往往需要较为全面的养分,才能很好地生长。在不知道具体缺什么的情况下,一般都是施用氮磷钾三元复合肥。

2、莴笋叶面肥用法用量。浓度稀释,叶面肥料都为高端浓缩原液,因此在施用前首先进行加水稀释,如规格为300ml的原液稀释倍数为1000倍,即300ml(0.3L)*1000=300L,即加水300kg,一亩地用水量以30kg算,300ml原液喷施面积为10亩地。叶面喷施技巧,叶面施肥时要估计芋头叶子正背面,要以背面为主,均匀喷施即可。喷施时间,要选在早上十点之前或午后四点进行,减少叶面蒸发,提高吸收率。

关键词: 莴笋 尿素

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