different nitrogen levels

基本解释

Nutrient absorption and quality of rice on Wuyujing 3 were investigated by different nitrogen levels and irrigation methods on field.
以粳稻武育粳3号为材料，研究了大田条件下不同氮素水平和土壤水分对水稻养分吸收及稻米品质的影响。
The results show that under the different nitrogen levels, the varieties and contents of the melon's aromatic compounds are significantly different.
结果表明，在不同氮素水平条件下，甜瓜的芳香物质的种类和含量差异显著。
The effects of different nitrogen fertilizer levels and transplanting mode on canopy structure and yield in Honglianyou 6 in plot experiments were studied.
以杂交中稻红莲优6号为材料，采用小区试验，研究了不同施氮水平和栽插密度及栽插模式对杂交中稻群体结构的影响。