作 者：
刘祥;王法恩;高洪敏;周川;王朋;朱明霞
单 位：
山东聊城大学农学院;山东聊城市东昌府区畜牧局
关键词：
鲁西黑猪;繁殖性能;窝产仔数;产活仔数;泌乳力
摘 要：
鲁西黑猪性成熟早,小母猪出现明显发情征兆的日龄为(93.5±9.2)d,体重(21.56±2.21)kg,发情周期(19±1.1)d,妊娠期(113.5±1.4)d,情期受胎率93%以上。小公猪从(83.12±4.67)d,体重(14.58±0.82)kg,出现性反应爬跨。母猪繁殖力强,平均窝产仔数(13.49±2.37)头,产活仔数(12.35±2.07)头,35日龄断奶仔数(11.79±1.61)头。母猪有效乳头数(16.15±1.32)个,泌乳力好,母性强,哺育率达98%。
译 名：
Study of Reproductive Performance in Luxi Black Pig
作 者：
Liu Xiang;WANG Fa-en;Gao Hong-min;Zhou Chuan;Wang Peng;Zhu Ming-xia;Agricultural college of Liaocheng university;Shan Dong Liao Cheng Dong Chang Fu Qu Animal Husbandry Bureau;
关键词：
Luxi Black Pig;;reproductive performance;;litter size;;the number of live birth;;lactescence
摘 要：
IThe sexual maturity of Luxi Local Black Pig is early.The average age is93.5 ±9.2 days when the little sow has obvious estrous signs,its body weight is 21.56 ±2.21 kg,estrous cycle for 19±1.1days,gestational period is 113.5±1.4days,The impregnating rate in estrous period is more than 93%.The body weight is 14.58±0.82 kilograms when it appears that little boar step to climb at 83.12 ±4.67 days. The reproductive capacity of sows is relatively strong,the average litter size is 13.49±2.37,litter size tom alive 12.35±2.07,and the weaning number is 11.79 ±1.61,The effective teat numbers is 16.15 ±1.32,the sow secretes milk of good quality,the maternal instinct is strong,the feeding percentage is 98%.
