1.
Study and Practice of the Expert System on Rice-duck Planting and Breeding Eco-engineering on Wetlands;
湿地稻鸭种养生态工程专家系统的研究与实现
2.
Studies on Function of Mitigating Methane Emission in Paddyfield and Imporvement of Rice Growth Environment in Rice-Duck-fish Complex Ecosystem;
稻鸭鱼生态种养对稻田甲烷减排及水稻栽培环境改善的功能研究
3.
Rice-Duck Ecological Management with No-tillage and Studies on Comprehensive Benefits of This System;
免耕稻—鸭生态种养模式及综合效益研究
4.
An environmental economics analysis of a rice-duck ecological management technique with no-tillage;
免耕稻-鸭生态种养技术的环境经济学分析
5.
Studies on Function of Mitigating Methane Emission and Improving Environment of Rice Field in Rice-duck Complex Ecosystem;
稻—鸭生态种养减排甲烷和改善稻田环境的功能研究
6.
The researchers said there are close ties between duck grazing patterns and rice cropping intensity.
研究员指出，放养鸭子和水稻栽种密度也有密切关联。
7.
Value Evaluation on the Ecosystem Services of Rice-duck Ecological Management Model with No-tillage;
免耕稻—鸭生态种养模式生态系统服务功能价值评估
8.
The Control Effects of Rice-duck Cultivation Mode and Insect Killing Lamp on Three Major Rice Pests
稻田养鸭与杀虫灯对水稻三大害虫的防控效果
9.
Any of a breed of common domestic ducks descended from and resembling the mallard.
鲁昂鸭一种与绿头鸭相似并是其后代的普通家养鸭
10.
Development Research on the Main Companion Communinity during Rice Growing in Rice-duck Complex Ecosystem;
稻鸭复合生态系统中水稻主要伴生种种群动态研究
11.
Effects of Several Enzymes on Digestion Energy in vitro for Paddy in Ducks
几种酶制剂对肉鸭稻谷离体消化能的影响
12.
Analysis on Ecological and Economic Benefits of Complex Ecosystem in Wetland Paddy Fields;
湿地稻田养鱼、鸭复合生态系统生态经济效益分析
13.
A Research on the Control Effect of Rice Diseases Insect and Weeds in Integrated Rice-Duck Ecology System
稻鸭共养生态系统抑制病虫草害发生的研究进展
14.
an undomesticated duck (especially a mallard).
非家养的鸭，特指绿头鸭。
15.
The research of feeding effect about online-Ping Yang and ground-line mixed-Ping Yang of kinds of muscovy duck
种番鸭网上平养和网上地面混合平养饲养效果研究
16.
This duck is a cross between a wild duck and an ordinary duck.
这种鸭子是野鸭和普通鸭子的混种。
17.
The Study on the Phytoplankton Community in the Rice Fields Cultivating Ducks and Fishes
稻、鸭、鱼共育稻田浮游植物群落的研究
18.
The seeds of the rice plant feed billions of people.
水稻的种子养活了几十亿人。