2) Nitrogen top-dressing at different stages
氮素施用方式
3) nitrogen use method
氮肥施用方式
4) N application method
施氮方法
1.
The effect stage,effect factors and N application method of super sparse cultivation on increasing grain yield of hybrid mid-season rice in winter waterlogged fields was investigated via II you 7 ,a mid-season rice hybrid with different test treatments such as sparse hill stage,sparse hill density,super sparse cultivation and N application.
以杂交中稻II优7号为材料,通过不同疏穴时期、疏穴规格与施氮处理,研究了超稀栽增产的作用时期、影响因素与施氮方法。
5) Irrigation and nitrogen application regimes
灌水次数与施氮方式
6) N application pattern
施氮模式
1.
By designing 15 kinds of N application patterns according to the N application proportions and leaf age, the growth characters and yield formation of population in good quality rice were studied.
按照基蘖肥与秆穗肥施氮比例与穗肥施氮叶龄设置 1 5种施氮模式 ,研究其对优质水稻群体生育特性及产量形成的影响。
补充资料：油气田开发方式(见油气田生产方式)
油气田开发方式(见油气田生产方式)
development pattern of oil and gas field:see recovery pattern of oil and gas field
a垃d gas月e卫d) 、‘。尸卫Jlent见油气田小冰、*pa士teroof ojl
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