Based on the polluted status of the Qinhuai River, calamus and narrow leaf bulrush are used to clean the Qinhuai River water.
针对外秦淮河的污染状况，采用挺水植物菖蒲和狭叶香蒲进行试验，对外秦淮河的污染水质进行净化；
The dry matter partitioning indices of green leaf, stem and pod varied with the physiological development, and were influenced by the genotype, sowing date, nitrogen level and water status.
各器官干物质分配指数随着生理发育时间而变化，基因型、播期、氮素及水分水平影响各器官干物质在地上部分配的大小。
Under the same soil drought status, leaf water potential under high nitrogen level was lower than that under low nitrogen level.
在相同干旱胁迫下，低氮处理的叶水势高于高氮处理的叶水势。
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