1) degree of straw cover
秸秆覆盖度
1.
Aim at the question not to measure the degree of straw cover effectively with hands,this thesis introduces how to analyse the figure about straw with Matlab language.
农田地表秸秆覆盖是防止水土流失的一项主要措施,研究秸秆覆盖度与土壤风蚀、水蚀的定量关系对农田采取合理的覆盖形式有重要的指导意义。
2) straw mulch
秸秆覆盖
1.
Effects of straw mulch on the growth of maize under insufficient irrigation;
非充分灌溉条件下秸秆覆盖对玉米生长的影响
2.
Requirements of water and nitrogenous fertilizer to increase winter wheat yield under straw mulch;
农田秸秆覆盖条件下冬小麦增产的水氮条件
3.
Simulation study on influence of straw mulch on soil moisture and heat of summer corn farmland;
秸秆覆盖对夏玉米农田土壤水分与热量影响的模拟研究
3) Straw cover
秸秆覆盖
1.
Straw cover not only has the obvious effect of water storage and moisture preservation,but also can improve the physical and chemical properties of soil,fertilization of arable land fertility,and reduce soil erosion,which is a measure that has very significant effect in dry farming production technology.
玉米秸秆覆盖是利用作物秸秆覆盖地表,解决保土、培肥和控制水土流失的一项旱作农业耕作措施。
2.
Therefore,the controlled traffic tillage with straw cover was adopted based on the ridge culture techniques,by changing flood irrigation to furrow irrigation to study the effect of soil water under controlled traffic tillage irrigation.
针对传统灌溉方式下大水漫灌所造成的水资源浪费,采用固定道耕作结合垄作沟灌并进行秸秆覆盖的方法,改传统耕作的大水漫灌为小水沟内侧渗灌,设置垄沟比例为2。
3.
The influence of permanent no-tillage with straw cover in long term on the change of soil total organic nitrogen had been studied in Dingxi county,one of the typical semi-arid areas in Gansu Province.
通过在定西进行秸秆覆盖免耕试验,研究了长期连续定位使用秸秆覆盖免耕对土壤中酸解有机总氮变化的累积影响。
4) straw mulching
秸秆覆盖
1.
Effects of straw mulching quantities on the growth of root and canopy of maize under different water condition;
不同水分状况下秸秆覆盖量对玉米根、冠生长的影响
2.
Effect of straw mulching on soil temperature before the greening stage of winter wheat in dryland;
旱地冬小麦返青前秸秆覆盖的土壤温度效应
3.
Study on the soil evaporation of winter wheat under different straw mulching;
秸秆覆盖条件下冬小麦棵间蒸发规律研究
5) mulching
[英][mʌltʃ] [美][mʌltʃ]
秸秆覆盖
1.
Soil critical moisture for seeding under straw mulching was studied.
通过室内外试验 ,对秸秆覆盖条件下播种的土壤临界含水率进行了试验研究。
2.
Soil critical moisture for seeding under mulching was studied by indoor and outdoor experiments.
通过室内外试验,对秸秆覆盖条件下播种的土壤临界含水率进行了试验研究。
3.
Effect of Straw Mulching on Water Physiological Parameters of Pear;
结果表明 ,秸秆覆盖后 ,能明显增加梨园不同土层的含水量 ,其中表层土含水量增加最多。
6) straw covering
秸秆覆盖
1.
Straw covering can increase soil temperature and moisture, improve physico-chemical character,inhibite weed growth,promote rape development and increase the yield and the oil content.
秸秆覆盖能增加土壤温度和湿度，改善土壤理化性状，抑制杂草生长，从而促进油菜生长发育，提高产量和油分含量。
补充资料：表面覆盖度
分子式：
CAS号：
性质：在吸附平衡时，吸附剂表面被吸附质粒子覆盖的分数，常用θ表示。对于单层的吸附，θ=V/Vm，V是平衡吸附量，Vm是单分子层饱和吸附量。
CAS号：
性质：在吸附平衡时，吸附剂表面被吸附质粒子覆盖的分数，常用θ表示。对于单层的吸附，θ=V/Vm，V是平衡吸附量，Vm是单分子层饱和吸附量。
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