摘要
为了研究分娩季节和胎次对岔路黑猪产仔性能的影响,文章对岔路黑猪的产仔记录进行了统计分析,结果显示,分娩胎次对岔路黑猪产仔性能具有显著影响,总产仔数和产活仔数都在第3胎时最高;分娩季节也对岔路黑猪产仔性能具有显著影响,岔路黑猪在夏季分娩时总产仔数和产活仔数最高,同时岔路黑猪在夏季分娩时的死胎数也最高。
In order to study the effects of parturition season and parity on the reproductive performance of Chalu black pigs,the parturition records of Chalu black pigs were statistically analyzed.The results showed that parity had a significant effect on the reproductive performance of Chalu black pigs,the total number born and number born alive were the highest at the third parity.Season also had a significant effect on reproductive performance of Chalu black pigs.The total number born,number born alive and stillbirth number were the highest in summer.
作者
黄济
涂尾龙
张莺莺
王洪洋
曹建国
吴华莉
娄起华
莫丰聚
冯景松
谈永松
HUANG Ji;TU Weilong;ZHANG Yingying;WANG Hongyang;CAO Jianguo;WU Huali;LOU Qihua;MO Fengju;FENG Jingsong;TAN Yongsong(Institute of Animal Husbandry and Veterinary Science,Shanghai Academy of Agricultural Sciences,Shanghai 201106,China;Shanghai Pig Breeding and Engineering Research Center,Shanghai 201106,China;Ningbo Ruinong Animal Husbandry Limited Company,Ningbo 315606,China;Ninghai County Animal Health Supervision Institute,Ningbo 315600,China)
出处
《养猪》
2022年第6期23-25,共3页
Swine Production
基金
宁波市科技创新2025重大专项(2019B10023)。
关键词
岔路黑猪
季节
胎次
总产仔数
Chalu black pigs
season
parity
total number born
