root nodule

基本解释

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.
对豆科植物-根瘤菌共生固氮体系在西部大开发中的作用进行了论述，并提出建设性意见。
The existence of lacustrine tufa and root-shaped nodule in Badain Jaran Desert proves that the sand dunes and lakes were formed 30 ka ago, and have remained basically unchanged.
巴丹吉林沙漠湖泊中的钙华和根状结核的存在证实这些沙丘和湖泊形成的时间约3万年，而且基本上没有发生大的改变。
Vicia sativa root nodule is usually rod-shaped, it is mainly composed of many cortex cells and a very large central zone which contains meristem, infected tissue and senescent tissue.
箭舌豌豆根瘤为杆形，主要由皮层细胞和一个体积很大，含有分生组织、侵染组织，有时还有衰老组织的中心区域所组成。

a swelling on the root of a leguminous plant, such as the pea or clover, that contains bacteria of the genus Rhizobium, capable of nitrogen fixation

根瘤
Although the root nodule’s size, shape and the color were different, the position where the nodules form (mostly in lateral roots) was same.
结瘤豆科树种的根瘤大小、形状、颜色有所不同，但部位相同都以侧根结瘤为主。
生物学
根瘤
Only two legume species were formed root nodule on their roots.
只在两种豆科植物根部发现根瘤。
环境科学技术
根瘤