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。
The humus soft soil in the TanggulhaLhasa Section of the Qinghai-Tibet Railway is described.
通过对青藏铁路唐古拉至拉萨段腐殖质软土情况的介绍,就位于软土地基上的涵洞设计,提出了清除换填、加深基础及打碎石桩3种处理方法。
Based on the example of soft soil, the authors discussed rules of cement soil functions on soil humus.
在水泥土水化反应中,土体腐殖质与Ca2+、Al3+等生成钙键、铝键等复合体。
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
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
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
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
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
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
The Influence on the Cultivation Fertilizer Measure Differently to Several Kinds of Soil Typies Soil Humus in East Guizhou Province;
不同培肥措施对黔东几种土类土壤腐殖质的影响
Study on the Soil Humus Characteristics of the Natural Chinese Pine Forest in Ziwuling Mountain
对子午岭天然油松林群落土壤腐殖质性质的研究
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
The Evolution of Humus and Organic Nitrogen Forms and Its Relation of N Supply Capacity in Sheltered Soil;
设施土壤腐殖质和有机氮形态演变及其与供氮能力关系的研究
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
Dynamic Change in Amounts of Soil Humic and Fulvic Acid during Corn Stalk Decomposition
玉米秸秆分解期间土壤腐殖质数量动态变化的研究
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
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
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