The influence of bleeding sap and Nitrate-nitrogen, Amino acid in root sap of K4 which grown in the zone is researched in seed treatments and initial bloom stage after spraying on leaf with EDTA-Mn.
以“垦农4号”为材料，利用锰浸种和初花期叶面喷施，在小区试验的条件下研究了锰对大豆根系伤流量、伤流液中硝态氮和氨基酸含量调控的效应。
The results showed that seed coat micro-morphology had the stable characteristics, which was not relative to the distribution zone.
结果表明：鸢尾属植物种子表面微形态特征具有种的稳定性，与分布区无关；
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