different nitrogen levels

基本解釋

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(hào)爲(wèi)材料，研究了大田條件下不同氮素水平和土壤水分對(duì)水稻養(yǎng)分吸收及稻米品質(zhì)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(jié)果表明，在不同氮素水平條件下，甜瓜的芳香物質(zhì)的種類(lèi)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(yōu)6號(hào)爲(wèi)材料，採(cǎi)用小區(qū)試騐，研究了不同施氮水平和栽插密度及栽插模式對(duì)襍交中稻群躰結(jié)搆的影響。