1.
RESPONSES OF REGIONAL SOIL QUALITY TO LAND USE CHANGES--A CASE OF N ELEMENT;
区域土壤质量对土地利用变化响应研究——以土壤氮元素为例
2.
Method for determination of carbon and nitrogen in soil by TruSpec CN elemental analyzer.
TruSpec CN元素分析仪测定土壤中碳氮方法研究
3.
The fitted multivaliate quadratic regression equation can better express the relation between nodulation and nitrogen fixation of alder and physical-chemical factor of the soils.
桤木结瘤固氮与土壤理化因素的关系,可用多元二次回归方程表达。
4.
Study on Dynamic Soil Nitrogen in Different Vegetaion Restorations in Guangyuan City;
四川广元市不同植被恢复类型土壤氮素动态研究
5.
Effect of Water Stress and Nitrogen Supply on Nitrogen and Phosphorus Nutrition of Soil and Broussonetia Papyrifera (Linn.) Vent. System in Chongqing Karst Desert Area;
重庆石灰岩地区石漠化过程中水分与氮素对土壤—构树系统氮、磷元素营养的影响
6.
Relationship between soil nitrate,nitrogen balance and utilization in rainfed land
旱地土壤硝态氮与氮素平衡、氮肥利用的关系
7.
The Impacts of Soil Nitrogen Loss on Soil Properties and Environments under Soil Erosion Conditions
侵蚀条件下土壤氮素流失对土壤和环境的影响
8.
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
9.
Effects of long-term plant Medicago sativa Linn. on soil nitrogen nutrient.
长期种植苜蓿对土壤氮素营养的作用
10.
Study on Nitrogen Retention in Riparian Vegetation System
河岸植被土壤系统对氮素削纳的研究
11.
Nitrogen mineralization potential of major soil planting tobacco in China
我国主要植烟土壤氮素矿化潜力研究
12.
Study on impact factors and its researching trend of soil nitrogen mineralization
土壤氮素矿化的影响因子及研究趋势
13.
Effect of DMPP on Inorganic Nitrogen Runoff Loss from Vegetable Soil
DMPP对菜地土壤氮素径流损失的影响
14.
Effect of Nitrogen and Mineralization of Soil Nitrogen on Growth and Quality of Flue-Cured Tobacco;
氮及土壤氮素矿化对烤烟生长及品质的影响
15.
Characteristics of Soil Nitrogen Supply and Its Effect on the Nitrogen Nutrition of Flue-cured Tobacco
土壤供氮特征及其对烤烟氮素营养的影响
16.
Relationship between Microbial Biomass Nitrogen and Nitrogen Utilization of Maize
土壤微生物量氮与玉米氮素养分利用关系研究
17.
Nitrous Oxide Losses of Nitrogen Fertilizer and Influential Factors on Loess Soil;
黄土性土壤氮素氧化亚氮气态损失及其影响因素的研究
18.
Study on the Priming Effect Caused by Ammonium and Mineralization of Organic Nitrogen in the Typical Soils on Loess Plateau;
黄土高原典型土壤有机氮矿化及铵态氮对土壤氮素激发效应的研究