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
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
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
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。
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。
HUMIC SUBSTANCES CHARACTERISTICS OF THE MIXED PLANTATION OF POPLAR AND BLACK LOCUST IN SANDY SOIL
杨树刺槐混交林下沙质土壤腐殖物质特性
The Study on the Effect of Organic Matter and Microorganisms on the Formation of Soil Humus;
有机物料及微生物对土壤腐殖质转化的研究
Studies on the Role of Microorganism in the Formation and Transformation of Humus;
微生物在土壤腐殖质形成与转化中作用的研究
The Study on the Effect of Microorganism in the Formation and Structure of Soil Humus;
微生物对土壤腐殖质形成及结构的影响研究
Dark, fertile soil containing decaying vegetable matter.
腐殖土含有腐坏的蔬菜等物质的黑而肥沃的土壤
Distribution Behaviors of PAHs(Phenanthrene) to Humic Fractions in Polluted Soil and Mechanism Investigations of Plant Accumulation;
多环芳烃（菲）在土壤腐殖质中的分配及植物对其吸收的机理研究
Study on Matrix-Based (Humic Acid) SRNFs and Their Sweet Potato Biological and Rhizosphere Soil Environmental Effects;
基质（腐殖酸）缓释氮肥及其甘薯生物学与根际土壤环境效应研究
Soil Organic Matter, Phosphorus and Potassium Fertility of Different Fertilization Systems and Its Effect on Crop Yield;
不同施肥制度土壤腐殖质、磷钾肥力特征及其对作物产量的影响
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
STUDY ON THE EFFECT OF CROP ROOT SYSTEMS ON SOIL FERTILITY Ⅱ. EFFECT OF CROP ROOT SYSTEMS ON THE COMPOSITION OF SOIL HUMUS
作物根茬对土壤培肥作用的研究——Ⅱ.作物根茬对土壤腐殖质组成的影响
THE DISTRIBUTION OF SOIL HUMUS IN BLACK SOIL AGGREGATES UNDER INCUBATION
培养条件下土壤腐殖质在黑土团聚体中的分布
So the topsoil is bits of rock mixed with things that are once alive. These things in the topsoil that were once alive are called humus.
可见，土壤是石粒和曾经是活体的物质的混合物。表土中这种曾是活体的东西叫做"腐殖质"。
The Study on Formation and Transformation of Soil Humus under Special Incubation Condition;
特定培养条件下土壤腐殖质形成与转化的研究
Effect of CO_2 Partial Pressures on Formation and Transformation of Soil Humus;
CO_2和O_2浓度对土壤腐殖质形成与转化的影响
Effect of Different Humic Acid Levels on Soil Characteristics and Leaf Quality of Flue-Cured Tobacco;
不同腐殖酸用量对土壤性状及烟叶品质的影响
Effect of Humic Acid Fertilizer on Soil Properties and Leaf Qualities of Tobacco
腐殖酸对烤烟土壤性状及烟叶品质的影响
Effects of Humic Acid Fertilizer on the Poplar Growth and Soil Properties
腐殖酸肥料对杨树生长及土壤性质的影响
A Study on the Relationship of between Soil Humus and Anti-erosion Ability of Soil Aggregate;
土壤腐殖质与土壤团聚体抗侵蚀能力的关系研究