| 1. | Discussion on economic crossbreeding of jinnan cattle
晋南牛经济杂交之我见
|
| 2. | Crossbreeding effects of angus on native yellow cattle
安格斯种牛杂交改良本地黄牛效果
|
| 3. | Crossbreeding effects of angus on hubei native yellow cattle
安格斯牛杂交改良湖北本地黄牛效果
|
| 4. | Building and optimizing of crossbreeding system on quality pigs
优质猪杂交繁育体系的构建与优化
|
| 5. | Experiment of crossbreed and improvement gannan yak with wild yak
用野血牦牛杂交改良甘南牦牛试验
|
| 6. | Crossbred ? ? a dog whose sir and dam are of two different breeds
杂交。犬的父亲和母亲不属于同一种犬种。
|
| 7. | Application of world soybean germplasm resources on crossbreeding
国内外大豆种质资源在杂交育种上的应用
|
| 8. | Issues of crossbreeding and consanguineous marriage in china ' s matrimony history
中国婚姻史上的杂婚和血婚问题
|
| 9. | Effect of crossbred improvement and feed ingredients on fattening performance in lambs
杂交改良与饲料组成对羔羊育肥性能的影响
|
| 10. | So we can ' t breed a good breed with advantage of crossbreed
本文作者从品种的系统选育角度，分析了这一地方鸭种资源的选育价值。
|
您当前位置：