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氮肥后移对大豆产量影响
Author(s) -
维利 王
Publication year - 2019
Publication title -
农业科学
Language(s) - Uncategorized
Resource type - Journals
ISSN - 2630-4678
DOI - 10.32629/as.v2i5.1651
Subject(s) - psychology
氮肥后移是将施用氮肥的时期和施用量重点放在了大豆关键生育中期,以满足大豆对氮素的需求,本试验在大豆总氮量用量相同的前提下,对氮肥施用时期及施用量进行试验,筛选出最佳施肥方法为深施普通尿素30%+缓释尿素60%+结荚期叶面追氮10%。

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