Plants exchange substance and energy with surrounding environment mainly by root system. Its distribution characteristics reflect the utilization and adaptation of plants to environment.
根系是植物与外界环境进行物质和能量交换的主要场所之一，其分布特征反映了植物对环境的利用程度和适应性。
Through analysing the yield, grass-layer structure, root system of the plant, many suitable characteristics were identified for its use in grazing pasture.
通过对草地早熟禾的产量、草层结构及根系结构进行分析，表明了几乎在所有观测宜牧性状中，草地早熟禾均表现为良好的适宜特征。
Through pot culture, the author studied the formation characteristics of the root system of rape seedlings planted in strong acid soil and the absorption of phosphorus through the root system.
盆栽试验研究了不同施磷水平的强酸性土壤上油菜幼苗根系形态特征及其对土壤磷素吸收。
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