摘要
对项目区的配套系母猪、外种二杂母猪、含地方猪血缘的二杂母猪和本地母猪在农村条件下进行了繁殖性能观察测定,并对其结果进行分析比较,表明应大力在农村推广配套系母猪和外种猪的二杂母猪,选留和制种二杂母猪,迅速提高良种母猪的覆盖面,以提高农村养猪的生产水平。
Sow reproductive traits including special dam,2-way exotic crossbreed,2-way native crossbred and pure native breed were investigated in rural condition.From the results it can be concluded that increasing the coverage of excellent sows through extension special dam,exotic crossbred sow and selection2-way native crossbred sow is profit to pig production in the province.
出处
《四川畜牧兽医》
2003年第7期20-21,共2页
Sichuan Animal & Veterinary Sciences
基金
四川省畜牧科技助农增收计划项目(1999-25)。
关键词
农村示范户
母猪
繁殖性能
生产水平
配套系母猪
外种二杂母猪
average litter size
average born alive
born weight
weaning day
weaning piglet
weaning weight
surviving rate
