分析了影响氮的吸收因素和氮的吸收率。
The absorption factor and absorption rate of nitrogen were analyzed.
应用15N示踪法探讨了春小麦对有机氮的吸收利用问题。
The study on absorption and utilization of organic nitrogen on spring wheat has been done by 15N trace method The.
青萍对氨氮的吸收利用能力高于对硝态氮的吸收利用能力。
The absorption capability to ammonia of duckweed is stronger than to nitrate.
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