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號爲材料，研究了大田條件下不同氮素水平和土壤水分對水稻養分吸收及稻米品質的影響。
The results show that under the different nitrogen levels, the varieties and contents of the melon's aromatic compounds are significantly different.
結果表明，在不同氮素水平條件下，甜瓜的芳香物質的種類和含量差異顯著。
The effects of different nitrogen fertilizer levels and transplanting mode on canopy structure and yield in Honglianyou 6 in plot experiments were studied.
以襍交中稻紅蓮優6號爲材料，採用小區試騐，研究了不同施氮水平和栽插密度及栽插模式對襍交中稻群躰結搆的影響。