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 nitrogen fixation fertilizers 生物固氮肥
biological fixation nitrogen 生物固氮作用
biological nitrogen fixation characteristic 生物固氮
rate of biological nitrogen fixation 生物固氮效率
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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