Root system is sturdy develop, give birth to root nodule closely, the errant bud on its root recovery capability is strong, can make root system spreads to horizontal way.

根系粗壮发达，密生根瘤，其根上的不定芽再生能力强，能使根系向水平方向蔓延。

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。

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。

Effects on mitosis and chromosomal aberrations of tobacco root tip cells were observed by the method of artificially inducing para-nodule treated with 2, 4-d and rhizobium.

通过人工诱导烟草结瘤的方法，观察给予2,4 - D、根瘤菌后，其对烟草根尖细胞有丝分裂和染色体畸变的影响。

Fresh root weight and nodule number of alfalfa with lime application were higher than those of the control group.

施用石灰后，紫花苜蓿的根鲜重、根瘤数、株高、鲜重、干重、分枝数都高于对照。