Nitrogen application inhibited the synthesis of protein at early stage and this effect died away with the development of seeds.
施氮抑制籽粒形成前期蛋白质的合成，随着籽粒形成，抑制现象逐渐消逝。
The dynamics of various soil nitrogen pool after nitrogen fertilizer application at wheat seedling stage was studied by pot experiment and 15n trace technique.
应用盆栽试验和15n标记技术研究了小麦苗期施入N肥后土壤不同N库的动态。
As supplement nitrogen application at booting stage, nitrogen efficiency was the lowest.
孕穗期追施氮肥，氮效率最低。
应用推荐