1.
Study on Farmland Drainage Indices and Drainage Control Based upon Crop;
基于作物的农田排水指标及排水调控研究
2.
Study on Farmland Drainage Index and Optimal Planning of Drainage Project;
农田排水指标与排水工程最优规模的研究
3.
Purification Efficiency of Agriculture Wastewater in Constructed Wetland;
人工湿地对农田排水净化效果的研究
4.
Study of laws of nitrogen losses from farmland drainage in Zhanghe Irrigation District
漳河灌区农田排水氮素流失规律研究
5.
Effect of Rainfall Runoff on Nitrogen and Phosphorus Loss in Farming Drainage Ditch
降水对农田排水沟渠中氮磷流失的影响
6.
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
7.
Comparison on Removal of Nitrogen and Phosphorus form Hibernal Farmland Drainage by Three Kinds of Ditches
三种类型农田排水沟渠氮磷拦截效果比较
8.
Nitrogen and Phosphorus Control of Farmland Drainage for Constructed Wetland in Karst Region
人工湿地对岩溶区农田排水氮磷污染的控制
9.
Study on Phreatic Water Evaporation Affected by Crop Growth in Dry Inland Regions and Farm Drainage Calculation;
干旱内陆区作物生长影响的潜水蒸发和农田排水计算研究
10.
Further discussion on the calculation method of field drain spacing
对蒸发影响下农田排水沟（管）间距计算方法的探讨
11.
Modling Study of Nitrogen Losses Based on GIS in Yinnan Irrigation District;
GIS支持下的银南灌区农田排水区氮流失模拟研究
12.
Research on the Filtration System of Farmland Drainage Ditch Construction and the Embankment Material
农田排水沟道渗滤系统构建及护砌材料试验研究
13.
In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains.
在农田排水中常常采用砾石或过滤层来防止粉细砂和泥沙进入排水沟。
14.
Investigation of Irrigated Water Qualities in Xinjiang Farmland and Discussion of Treatment Methods with It;
新疆农田灌溉排水水质调查和其处理方法探讨
15.
A Study on Salt Transport in Saline Soil Under Drainage Condition
农田明渠排水条件下土壤水盐运移规律研究
16.
A land drain is usually a pipe buried in farm land but it may also be an open channel.
农田的排水系统通常是埋在农田中的管子，但也可以是明渠。
17.
Analysis on the effect of controlled drainage and supplemental irrigation on crop yield and drainage
农田控制排水与补充灌溉对作物产量和排水量影响的模拟分析
18.
Study on the Irrigation and Drainage and Optimal Allocation of Water Resources for the North of Huaihe River in Anhui Province;
安徽淮北地区农田排灌和水资源优化配置研究