brassica chinensis

基本解釋

The form of nitrogen fertilizers could influence the contents of nitrate in Brassica chinensis.
所施氮的形態(tài)，對小白菜硝酸鹽含量有顯著的影響。
The results showed that the effects of different middle and trace element fertilizers on Brassica chinensis were different.
結果表明，小白菜對施用的各種中量、微量元素在不同質地的土壤上有不同的響應；
Brassica chinensis is used as experimental object , by experiment in the field , the quantitative mathematical model between yield and the application rate of N , P , K concentration is established .
以常見的葉菜類蔬菜——小白菜為研究對象，以產量為指標，通過田間試驗，建立了其與肥料中氮、磷、鉀等因素之間的量化數(shù)學模型。