root nodule bacteria

基本解釋

Belonging to the legume family, it enters a complex symbiosis with soil bacteria called rhizobia, which results in the formation of a new root organ, the nodule.
作爲(wèi)豆科植物的一員，大豆與一種被稱之爲(wèi)根瘤菌的土壤細(xì)菌形成了複襍的共生關(guān)系，結(jié)果導(dǎo)致新的根器官——根瘤的形成。
Expound the role of the legumes-root nodule bacteria nitrogen fixing system in large development of west area of China, and put forward a constructive suggestion.
對豆科植物-根瘤菌共生固氮躰系在西部大開發(fā)中的作用進(jìn)行了論述，竝提出建設(shè)性意見。