1.
To the Comparison of the Loss for Natural Soil s Nitrogen and Phosphorus;
太行山自然状态土壤的氮、磷流失比较
2.
Characteristics of nitrogen and phosphorus losses from swine production systems in Jiulong River watershed
九龙江流域养猪场氮磷流失特征研究
3.
Study on Soil & Water and N & P Losses and Control Technology in Bench-terrace Area of Dianchi Watershed;
滇池流域台地水土和氮磷流失及防控技术研究
4.
Study on Nitrogen and Phosphorus Losses from Field Used Manure in Dianchi Watershed by Simulated Rainfall Method;
滇池流域施用有机肥农田氮磷流失模拟研究
5.
Study on the Nitrogen & Phosphorus Loss by Runoff from Framland in HJH Plain Based on GIS;
基于GIS杭嘉湖地区农田氮磷径流流失研究
6.
N and P Losses with Leaching from a Intensive Cultivated Soil in Dianchi Lake Catchments
滇池流域农田土壤氮磷的渗漏流失特征
7.
In-situ Simulated Study on Manure Water-solubable Phosphorus Fractions and Its Nitrogen & Phosphorus Losses in Dianchi Lake Watershed
滇池流域有机肥水溶性磷组分及其氮磷流失原位模拟研究
8.
Relationship between Biologic Factors and N & P Transformation and Losses in Paddy Fields;
主要生物因子与稻田氮、磷转化及流失的关系
9.
Study of the Loss Characteristics of Nitrogen and Phosphorus from the Fields in the Riverhead Protection Region of Huangpu Upriver;
黄浦江上游水源保护区农田氮磷流失特征研究
10.
The Loss of P and N from Soil in the System of Rice-Wheat Rotation in the South of Jiangsu Province;
苏南稻麦轮作农田系统土壤中磷氮的流失
11.
Characteristics of Nitrogen and Phosphorus Losses from Different Farmlands in Tai Lake Riverine Area;
太湖水网地区不同类型农田氮磷流失特征
12.
Research on Characteristic of Soil Nitrogen and Phosphorus Loss in Danjiangkou Reservoir Area;
丹江口库区土壤氮磷养分流失特点的研究
13.
Interception and Removal Effection of Agriculture Drainage Ditch on Nitrogen and Phosphorus;
农田排水沟渠对流失氮、磷的截留和去除效应
14.
Identification and Evaluation of Critical Areas of Nitrogen and Phosphorus Runoff in Complex Land Use Systems;
复合土地利用区土壤氮磷流失敏感区界定
15.
Study on Nitrogen and Phosphor Losses in Riverine Plain Area by Simulated Rainfall Method;
模拟降雨研究水网地区农田氮磷的流失
16.
The Study of Nonirrigated Farmland Nitrogen and Phosphorus Loss Course and Environmental Effect in Shanghai;
上海旱地农田氮磷流失过程及环境效应研究
17.
Estimation on Loads from Nitrogen and Phosphorus Loss in Agriculture in Ningxia Irrigation District
宁夏灌区农业氮磷流失污染负荷估算研究
18.
Reviews on Mechanisms of Nitrogen, Phosphorus Losses from Sloping Farmland and Control Techniques
坡耕地氮磷流失及其控制技术研究进展