猪人工授精新技术施学仕博士.ppt

CAS Title Goes Here UsB One or two lines as needed  猪人工授精新技术 美国南达科达州立大学供稿) 施学仕博士 美国大豆协会一国际项目 上海代表处  Training Boars for Semen Collection 训练公猪进行采精 Select a person who is patient and enjoys working with animals选择一个有耐心并乐于与动物相处的人 Begin training during the isolation process by building a trust between you and the boar. Spend a few minutes each day scratching, rubbing and talking with the boar训练开始于 隔离过程中,这时要在操作者和公猪之间建立 信任,每天花几分钟对公猪抓痒、擦拭和“对 话 Boars vary in their rate of sexual development. Some 7 mo old boars are ready to be trained and others require 4-6 wks longer不同公猪的性成熟速度各异,有些7月龄 的公猪就可投入训练,而另一些可能要晚4~6 周才行。  Training boars(cont公猪训练(续) Provide a clean, dry, well lighted area free of distractions. A breeding mat helps provide footing. A boar that slips during mounting may be shy about attempting it again 训练场地应该清洁、干燥、光照良好且无干扰。地上 铺上一个防滑垫可有助于公猪站稳,公猪在爬跨时滑 倒会羞于再次爬跨。 Keep the area about 8 x 10 ft, so that the boar is focused. 训练区域大小应在8x10英尺左右,以便公猪能够集中 精力。 If possible, collect a previously trained boar first. The odor and sound may stimulate the"rookie"if he is located next to the collection area 如有可能,先对先前接受了训练的公猪采精。令新公猪 站在近旁,采精时的气味和声响会对新公猪产生刺激  Training boars(cont公猪训练(续) Adjust the dummys that it is equal to or slightly lower than the boar being trained调整假母猪的高度, 使其等于或略高于训练公猪的高度。 Plan for short training sessions (15-20 min). Some boars may mount the dummy immediately but others may want to explore the pen and dummy for several session. a 训练时间应该短些(15~20分钟)。有些公 猪会立即爬跨假母猪,而有些公猪在开始 几次训练中只是探究猪圈和假母猪。