2) distribution and fate of labeled 15 N fertilizer
标记氮肥的分配与去向
3) Fate of nitrogen
氮素去向
1.
under an equal N P and K level,The 15N-labled technique was used to inverstigate the effects of different fertilizing structures on cotton yield and on the fate of nitrogen in cotton field by means of pot culture.
在等氮、磷、钾条件下,应用15N示踪的方法研究了盆栽条件下不同肥料结构对棉花的生物学效应及氮素去向的影响。
5) N fertilizer
氮肥
1.
The border effect and utilization rate of N fertilizer as base under wheat intercropped with spinach;
小麦间作菠菜的边际效应与基施氮肥利用率
2.
Four treatments were designed as the control (without urea incorporation); low N fertilizer level(0.
鉴于氮肥施用对农田CH4排放的影响还有很大不确定性,室外盆栽试验于2 0 0 2年在南京农业大学实施。
3.
In this paper,the concept related to ~(15)N application were introduced and interpreted,and the studies on N fertilizer research,N cycling and agricultural environment protection since 1980 were reviewed in detail.
本文介绍了15N的相关概念,列举了20世纪80年代以来15N在氮肥研究、氮素转化研究以及农业环境保护中的应用进展,阐明了应用15N的新技术已解决的问题,以及将要解决的问题,并展望了性核素示踪技术的应用前景。
6) nitrogenous fertilizer
氮肥
1.
Global scope assessment of China's nitrogenous fertilizer industry;
对我国氮肥工业的全方位评价
2.
Interactive effects of super absorbent polymer and nitrogenous fertilizer;
土壤保水剂与氮肥的互作效应研究
3.
Competitive Strategic Analysis on China Nitrogenous Fertilizer Industry;
中国氮肥行业市场竞争战略分析
补充资料：去向
去的方向：去向不明｜不知去向。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条