全部

1·Nodule bacteria are very good at biological nitrogen fixation.

根瘤菌是生物固氮的能手。

2·We suggest that the acetylene reduction method in vivo is simple and fast from screening best symbiotic system of soybeans and nodule bacteria in short time.

乙炔还原活体测定共生固氮为短时间内筛选大豆——根瘤菌最佳共生体提供了简便、快速的方法。

3·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.

作为豆科植物的一员，大豆与一种被称之为根瘤菌的土壤细菌形成了复杂的共生关系，结果导致新的根器官——根瘤的形成。