1) total forest and grass cover
林草覆盖度
1.
In this work the spatial distribution of the erosion modulus, forest cover and total forest and grass cover was discussed.
以统计资料为依据,论述了研究区侵蚀模数、林草覆盖度和林木覆盖度的空间分布特征,发现一些相对较大的侵蚀模数与植被覆盖度之间具有良好的非线性关系。
2) turf laying/covering degree
植草/覆盖度
3) grassland fractional coverage
草地覆盖度
1.
Research progress in grassland fractional coverage estimation methods
草地覆盖度测算方法研究进展
4) grass coverage
草被覆盖度
1.
Effects of grass coverage on shallow flow hydraulic parameters and sediment reduction
草被覆盖度对坡面流水力学参数的影响及其减沙效应
5) rice straw covering
稻草覆盖
1.
The results showed that for all treatments,the emergence rate of conventional model was the highest,the total yield and yield of per plant of micro-tillage with 8 cm-thick of rice straw covering was the highest,and the commodity rate of potato for no-tillage with 8 cm-thick of rice straw covering was the highest.
因此,生产上采用少耕或免耕稻草覆盖栽培方式,可提高马铃薯的产量和商品性。
6) grass cover
生草覆盖
1.
Comporned with the cherical control orrea the ecological cotr5ol crren of loguat orchond s grass cover,whose soil nutrient was improved obviously.
枇杷园进行生草覆盖的生态控制区与化学防治区相比,土壤养分明显提高,土壤有机质、全N、速效N、有效P、速效K、pH含量分别提高了4。
2.
Grass cover system is an effective measure for orchard management of the arid and semiarid area in our country.
果园生草覆盖区与对照相比土壤养分明显提高,有机质增加4。
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