【摘要】 经测定黔黄Ⅱ号杂交肉鸡的生活力、外型特征、生长速度、采食量、饲料报酬、自别雌雄及公母分群饲养效果、屠宰性能等性状,表明:在12周龄时,各项指标均已达到了预期培养目标要求,对快、慢羽个体的有效鉴定时间可延展至20日龄。更多还原

【Abstract】 The characters of viability, appearance trait, growth rate, intake, feed conversion, autosexing and feeding effect in separate sexes were determined. Results indicated that every performance indexes meeting the demands of the breeding goals reached at the age of 12 weeks. The time of identification of feathering types should be extended to 20 days old.更多还原