一本大道香焦在线视频_天堂中文在线最新版bt种子_伦埋琪琪久久影院三级_免费可以直接观看的毛片_强制黄色无码网址_亚洲精品国产精品无码国模_網友分享欧洲国产成人精品91铁牛tv心得_91成人综合在线_男女乱淫真视频免费一级真人片_亚洲AV无码一区二区三区鸳鸯影

Welcome to come Henan Minzheng Farming Co., Ltd. !
Product
Contact us

Tel:0379-63059566 63059578
Phone:15838871102
Email:henanminzheng@sina.com
Address:Ma Hui village, Lian Zhuang Township, Yiyang County, Henan Province

Pig breeding
Current location:Home > Product > Pig breeding

American Duroc sows

Author: Published:2017-12-02 Views:12438

American Duroc sows

Duroc native to the eastern United States of New Jersey and New York and other places, is one of the world famous pig breeds, with strong physique, strong adaptability, fast growth, feed utilization rate, better meat quality properties, mainly is the father of commercial pig production in the product line. Now the introduction of the new American Duroc (the American Duroc) after years of breeding of foreign breeding experts, and has had on the genetic, pig production performance changes, huge 1. Compared with foreign reports, there are some differences in litter size among imported pigs in China, which may be related to many factors, such as climate, feed, feeding, management and so on. [2]. Sow is the basis for the development of pig industry. How to make good use of sows and improve the reproductive performance of sows is the key to healthy and effective development of pig industry, and is also the focus of current genetic breeding research. The analysis of influence on the reproductive performance of the year, season, parity, environment and other aspects of American Duroc.

0
  • Previous:No
  • Next:American Duroc boar