nodule bacterium是什么意思 nodule bacterium怎么读
nodule bacterium的用法和样例
- Nodule bacteria are very good at biological nitrogen fixation.
根瘤菌是生物固氮的能手。 - Within the nodule, rhizobia proliferate in very dense clusters of cells with altered morphology.These cell forms are called bacteroids.
在根瘤中,根瘤菌在形态改变的细胞中大量增殖紧密排列,这些,细胞组织被称作类菌体。
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