科学家利用的微生物名叫棕色固氮菌(Azotobactervinelandii)，它们存在于各种粮食作物的根系。
Scientists were working with a microbe called Azotobacter vinelandii, which is found around the roots of various food plants.
土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。
The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decompostion, nitrificattion and denitrification.
土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。
The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decompostion, nitrificattion and denitrification.
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