biological nitrogen fixation [土壤] 生物固氮 ; 生物固氮作用 ; 有生命的物质固氮
Biological Fixation of Nitrogen 生物固氮
The Biological Fixation of Nitrogen 生物固定的氮
biological l nitrogen fixation 生物固氮
biological nitrogen fixation fertilizers 生物固氮肥
nitrogen biological fixation 氮的生物固定
biological nitrogen fixation characteristic 生物固氮
Nitrogen fixed by legume root nodules accounts for 40% of total biological nitrogen fixation.
豆科植物的根瘤固氮占生物固氮总量的40%。
Nitrogen fixation trees of Leguminosae and non-Leguminosae are important biological nitrogen fixation resources.
豆科及非豆科固氮树种是重要的生物固n资源。
Biological nitrogen fixation (BNF), which provides all the plants on the globe with 75% of fixed nitrogen, is one of the important projects in life science.
生物固氮为全球的植物提供75%的氮素，是生命科学中的重大课题。
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