1) rice-straw returned to field
稻草还田方式
1.
Based on different pattern of rice-straw returned to field in double rice area,emission of CH4 and N2O were tested in order to determined the influence of tillage to Greenhouse effect.
本文以双季稻区早稻不同稻草还田方式田间试验为基础,采用静态箱法/气相色谱法测定3种稻草还田方式早稻期间的CH4、N2O排放速率。
2) Straw returning method
稻草还田方法
3) Straw returning to field
稻草还田模式
4) rice straw return
稻草还田
1.
Yield effect of rice straw return depended on N fertilizer quantity,straw quantity and sorts of crop.
稻草还田(土)的产量效应因氮肥水平、秸秆施加量和作物不同而异。
5) Straw incorporation
稻草还田
1.
Field studies were conducted to investigate effects of rice straw incorporation and nitrogen application models on process of nitrogen uptake by rice paddy ecosystem and fertilizer-N use efficiency in the double rice cropping system.
采用田间试验研究了稻草还田环境下施N模式对稻田生态系统N素吸收量及N肥利用率的影响。
2.
To investigate the effects of rice straw incorporation and nitrogen application models on nitrogen supplying capacity of soils,nitrogen using efficiency and rice productivity in the double rice cropping systems,field experiments were conducted on a farmer s field in Taojiang County in April of 2003,using split-plot design with two main treatments,three subplot treatments and eight replications.
结果表明,稻草还田改善了土壤的供氮能力,不论在背景氮较低的砂性土壤上还是在背景氮较高的粘性土壤上,稻草还田配施减量氮肥(N1、N3处理全年施氮量180kg。
6) incorporation of rice straw
稻草还田
1.
A two-year field experiment was conducted to investigate effects of application of N fertilizer and incorporation of rice straw on nitrogen supplying capacity of the soil and rice yield under a double rice cropping system.
通过田间试验研究了2 a定位试验后不同施N模式和稻草还田对双季稻作系统土壤供N能力和水稻生产的影响。
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