The present day chickens are larger and more productive than the ancestral Red Jungle Fowl with four basic types: 1) egg type, or Mediterranean; (2) game; (3) meat type; and (4) Bantam.
现在鸡的品种比祖传红原鸡体积要大并更具生产力,有四个基本类型:1)蛋鸡型或地中海型;(2)狩猎型;(3)肉用型及(4)矮脚型。
Avian leukosis virus Subgroup J is a retro virus which infects meat-type chickens.
亚群禽白血病病毒是一种主要感染肉用型鸡的反转录病毒。
A one-factor experiment was designed to investigate the effects of plant extracts on growth performance and slaughter characteristics in meat-type ducks in the late growth stage.
采用单因子试验设计,研究了天然植物提取物对生长后期肉鸭生长性能和屠宰性能的影响。
Peking duck is the most excellent meat-type breed and plays the important role in meat-type duck breeding.
北京鸭是我国十分优秀的肉鸭品种,在世界肉鸭育种中占有举足轻重的地位。
Peking duck is the most excellent meat-type breed and plays the important role in meat-type duck breeding.
北京鸭是我国十分优秀的肉鸭品种,在世界肉鸭育种中占有举足轻重的地位。
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