Number of second lateral roots per plant

• 二级侧根数

Number of second lateral roots per plant的用法和样例：

例句

1. The main root of the watermelon seedlings raised by FNS method developed better, and more lateral roots grew compared with the watermelon seedlings raised by the CNS method.
   瓜苗的一级侧根数和二级侧根数显著多于对照。