1.
Research on Effect of Soil Erosion on Cultivated Land Soil Productivity
土壤侵蚀对耕地土壤生产力的影响研究
2.
Effects of Rice Seedlings Broadcasted among High Standing-stubbles under No-tillage Condition on Soil Microbes and Soil Enzyme Activities and Soil Fertilization and Yield;
免耕高桩抛秧对土壤微生物、酶活性及土壤肥力和产量的影响
3.
Characteristics of Soil Fertility and Evaluation of Land Capability in Plowland of Anhua County
安化县耕地土壤肥力特征及耕地地力评价研究
4.
Effect of different farming methods on soil microbial biomass and soil fertility
耕作方式对土壤微生物和土壤肥力的影响
5.
Status of Soil Fertility of Arable Land in Fu'an City and Improved Approaches
福安市耕地土壤肥力状况及改良途径
6.
The Study on Crop Productivity and Soil Environmental Effects under Different Non-Tillage Rotate System
免耕下不同轮作系统的作物生产力及土壤环境效应
7.
cultivable soil, land, etc
可耕的土壤、 土地等.
8.
Dynamics of Soil Microbial Biomass on the Abandoned Cropland in Loess Hilly Area
黄土丘陵区退耕撂荒地土壤微生物量演变过程
9.
Dynamics of Land Use and Changes of Sloping Field Productivity in Hilly and Gully Area of Loess Plateau in Xiji County, Ningxia;
黄土丘陵区宁夏西吉县土地利用动态与坡耕地生产力变化
10.
The Stratagem of Cultivated Land and Food Supplies Security: Storing Food in Land-Raising the Comprehensive Productivity of Land Resource of China;
耕地与粮食安全战略:藏粮于土,提高中国土地资源的综合生产能力
11.
Soil Nutrient Status and Cultivated Land Fertility Evaluation in Changtu County of Liaoning Province
辽宁省昌图县土壤养分现状及耕地地力评价
12.
Effect of Different Cultivation Methods on Maintenance Capacity of Water and Fertilizer,Surface Soil and Yield of Corn
不同耕作方式对土壤耕作层水、肥保持能力及玉米产量的影响分析
13.
Soil Fertility Comprehensive Evaluation of Cultivated Land Based on GIS at Town and Township Level;
GIS支持下乡镇域耕地土壤肥力的综合评价
14.
Study on the Relationship between Soil Microbes and Soil Fertility in Paddy Fields of Long-term No-tillage and Ridge Culture;
自然免耕稻田的土壤微生物与肥力关系研究
15.
The Study of Soil Properties and the Potential Productivity of Crop in Kerqin Sandy Land;
科尔沁沙地土壤特性及作物生产潜力研究
16.
Effect of Cultivation on Grassland Productivity and Soil Quality
开垦种植对草地生产力及土壤影响的研究
17.
Cropland Potential Productivity in the Typical Region of the Upper Reaches of the Yangtze River--Case from Pengzhou City, Sichuan Province;
长江上游典型区耕地的土地生产潜力——以四川省彭州市为例
18.
Study on the Marginal Productivity of Cultivated Land with Change of Soil Organic Matter in China;
中国耕地有机质含量变化对土地生产力影响的定量研究