1.
Effects of different land-use types on soil carbon and nitrogen contents in the northern region of Qinghai Lake
青海湖北岸土地利用方式对土壤碳氮含量的影响
2.
Effects of Fertilization on Tree Growth and Soil Carbon,Nitrogen Content at an Ecological Restoration Area in Dry-Hot Valley
施肥对干热河谷生态恢复区林木生长及土壤碳氮含量的影响
3.
Effects of Different Land-use Types and Vegetation Degradation on Soil Carbon and Nitrogen Content of the Alpine Steppes in the Northern Region of the Qinghai Lake
土地利用方式和植被退化对青海湖北岸高寒草原土壤碳氮含量的影响
4.
Contents of Active Organic Carbon, Nitrogen and Its Relationship with Nitrogen Mineralization of Soil on the Loess Plateau;
黄土区几种土壤中活性有机碳、氮含量及其与土壤氮素矿化的关系
5.
Content and Distribution Characteristics of Soil Organic Carbon and Total Nitrogen of Grassl and in Yunwu Mountain
云雾山草地土壤有机碳全氮含量与分布特征
6.
Contents and Characteristics of Soluble Organic Carbon, Nitrogen in the Arable Soil
农田土壤中可溶性有机碳、氮的含量及特性研究
7.
Contents and Changes of Soil Microbial Biomass Carbon and Nitrogen in the Different Soils on the Loess Plateau;
黄土区不同土壤微生物量碳、氮的含量及其影响因素
8.
Study on the Effects of Application of Biogas Residue to the Soil Carbon and Nitrogen Content in Different Cropping Patterns
施用沼渣对不同种植模式土壤中碳、氮形态含量的影响研究
9.
Effects of Straw,Phenol and Organic Acids on Soil Carbon in Different Sized Particles under Different Nitrogen Levels
不同氮水平下秸秆和酚类、有机酸对土壤碳含量的影响
10.
given nitrogen rich organic matter in soil
在土壤中施含氮量高的有机质
11.
Maize straw returning to the field can increase the soil total nitrogen and inorganic nitrogen content.
秸秆还田增加了土壤全氮和无机氮含量。
12.
Effects of Conservation Tillage on the SOC、TN、SMBC and SMBN in Two Sequence Rotation Systems with Spring Wheat and Pea
保护性耕作对麦-豆轮作土壤有机碳全氮及微生物量碳氮的影响
13.
water content of soil
土壤含水量（土壤含水率）
14.
Effects of subsoil bulk density on rhizospheric soil microbial population,microbial biomass carbon and nitrogen of corn(Zea mays L.) field
下层土壤容重对玉米根际土壤微生物数量及微生物量碳、氮的影响
15.
Study on the Soil Organic Carbon and Black Carbon Along Highway;
高速公路沿线土壤有机碳和黑碳含量特征分析
16.
Effects of nitrogen application rates on grain yield,soil organic carbon and nitrogen under a rainfed cropping system in the loess tablelands of China
施氮水平对黄土旱塬区小麦产量和土壤有机碳、氮的影响
17.
Soil Erosion and Storage of Soil Carbon and Nitrogen Based on the Spatial Database;
基于空间数据库的土壤侵蚀和碳氮储量研究
18.
THE AUTOMATIC QUANTITATIVE ME ASUREMENT SYSTEM FOR SOIL CARBON AND NITROGEN TRANSFORMATION PROCESSES
土壤碳氮转化过程中的全自动定量检测方法