尿素N相关论文
Fate of Urea Nitrogen Applied to Rape Grown on a Red Soil and Efficiency of Urea in Raising Rape Yie
Fate of urea nitrogen(N) applied to rape grown on a red soil was investigated by the 15N mass balance technique.and effi......
在第四纪红黏土发育的红壤上施用尿素种植冬萝卜,对冬萝卜莲座期叶片的光合色素进行测定分析,结果表明,光合色素对高N水平响应高于低N......