1) agron
土壤腐殖质残积层
2) Soil humus
土壤腐殖质
1.
Drying oven digestion method for determining the organic carbon of soil humus;
电热干燥箱恒温加热法测定土壤腐殖质的含碳量
2.
Effects of long-term fertilization on soil humus carbon and nitrogen fractions in a wheat-maize cropping system
长期施肥对小麦-玉米作物系统土壤腐殖质组分碳和氮的影响
3.
This paper studied the effects of different crop stubbles put in soil on soil humus by cultural experiment of churnozem.
通过黑钙土的培养试验，研究了不同作物根茬施入土壤后对土壤腐殖质的影响。
3) humous soil
腐殖质土壤
4) soil humus
土壤腐殖物质
1.
The association of pesticide residues with soil humus and its environmental significance;
农药与土壤腐殖物质的结合残留及其环境意义
5) compositions of soil humus
土壤腐殖质组成
1.
Field investigation combined with quantitative analysis was used to study the carbon content of organic matter,compositions of soil humus and their combining forms in rhizosphere and non-rhizosphere soil in Pinus koraiensis plantations(25,45,58,68 years old) and the Pinus koraiensis-Tilia amurensis mixed forest(60 years old).
就土壤腐殖质组成而言,除林龄58 a红松人工林根际土壤和45 a红松人工林非根际土壤外,其他林型土壤胡敏酸含碳量均高于富里酸含碳量;胡敏酸与富里酸比值(HA/FA)在1。
6) soil humus chemistry
土壤腐殖质化学
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