n. 固氮(细)菌
网络 固氮菌属; 固氮细菌; 氮固定菌
The numbers of bacteria, azotobacter and fungi were highest in spring.
细菌、真菌和自身固氮菌数量春季最多。
As to same tea age, the population of azotobacter became smaller with the soil fertility decrease.
相同茶龄的土壤中固氮菌的数量随土壤肥力的降低而减少;
The paper introduces the method of making azotobacter fertilizer by biological process and test method of bacteria.
本文介绍了生物法制固氮菌肥的方法,以及菌种的检验方法。
Scientists were working with a microbe called Azotobacter vinelandii, which is found around the roots of various food plants.
科学家利用的微生物名叫棕色固氮菌(Azotobacter vinelandii),它们存在于各种粮食作物的根系。
The compound fertilizer improved the population of azotobacter and potassium bacteria, and the phosphate ammonium enhanced the population of phosphobacteria.
复合肥有利于提高固氮菌和钾细菌数量,磷酸铵促进了磷细菌数量的增长。