1) Active composition in soil
土壤活性物
2) soil microbial activity
土壤微生物活性
1.
Effects of planting density and nitrogen application rate on soil microbial activity under wheat/forage rape multiple cropping;
种植密度与施氮量对麦茬复种饲料油菜土壤微生物活性的影响
2.
Effects of film mulching of upland rice on root and leaf traits,soil nutrient content and soil microbial activity;
水稻覆膜旱作对根叶性状、土壤养分和土壤微生物活性的影响
3.
Effects of planting Bt corn on soil microbial activity and soil fertility;
种植Bt玉米对土壤微生物活性和肥力的影响
3) soil biological activity
土壤生物活性
1.
So, soil biological activity is regarded as a sensitive index to measure soil quality.
在自然土壤中生存着大量的微生物群，它们能较敏感地预测土壤环境的变化，如土壤有机质的变化过程，因此，土壤生物活性常被用作衡量土壤质量的灵敏指标。
2.
To find out the soil environmental quality conditions under different land use patterns,we selected six soil samples,such as farmland,living area,industrial area,wetland,the roadside and the port in Chongming Island as research objects,and studied the distribution of heavy metals(Cu,Cr,and Pb) and the changes of soil biological activity.
为了解不同土地利用方式下土壤环境的质量状况,以崇明岛农田、生活区、工业区、湿地、公路旁和港口码头等6种土地利用方式的土壤为研究对象,研究了土壤重金属Cu,Cr,Pb的分布规律和土壤生物活性的变化。
4) soil bioactivity
土壤生物活性
1.
Soil with Pot-culture vegetable was watered with different concentrations of Cd and Pb solutions by simulating agricultural utilization of sewage water, and the changes in soil bioactivity were studied.
利用不同浓度的Ｃｄ、Ｐｂ溶液模拟污水农用，淋浇于蔬菜盆栽土壤上，研究其土壤生物活性的变化。
6) Living soil
活性土壤
补充资料：土壤水分运动基本方程(见土壤水运动)
土壤水分运动基本方程(见土壤水运动)
turang shuifen yundong iiben土壤水分运动基本方程fangeheng见土壤水运动。
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