<strike id="abvgr"><var id="abvgr"></var></strike>
  1. 国产成人综合久久精品推最新,亚洲人成电影网站色,无遮挡国产高潮视频免费观看,亚洲国产精品18久久久久久,人妻中文字幕av有码在线,国产情侣一区在线,国产日韩一区二区精品,精品国产午夜福利伦理片

    公母兔的鑒別的去勢技巧

    發布日期:2016-12-22 來源:http://www.fshxt.net 發布人:admin

    一、公母兔的鑒別方法,主要有如下三點:
    First, the identification method of male and female rabbits, mainly as follows three points:
    初生仔兔:可觀察陰部孔洞形狀和肛門之間的距離,孔洞扁形而略大,與肛門相同,間隔距離較近者為母兔??锥磮A形而略小于肛門,洞向前方,間隔距離較遠的為公兔。
    Newborn rabbit: can be observed between the anus and genitals hole shape and flat hole distance, slightly larger, and the same distance near the anus, as mother rabbit. Hole round and slightly smaller than the anus, the hole to the front, the distance between the distance for the male rabbit.
    開眼后的仔兔:要檢查生殖器。方法是:用右手抓住仔兔耳頸部,左手以中指及食指夾住兔尾,大拇指輕輕向上推開生殖器,局部呈“O”型,下為圓柱體者為公兔。局部呈“V”型,下端裂縫延肛門者為母兔。
    His eyes after the rabbit: to check the genitals. Method is: the right hand to seize the Aberdeen rabbit ear neck, the left hand to the middle finger and index finger to clamp the rabbit tail, thumb gently push up genitals, local was O type, under the cylinder for the male rabbit. Local was "V" type, the lower crack extension to anal is the mother rabbit.
    幼兔及青年兔:用手打開生殖器,陰部呈圓柱形是公兔。呈尖葉形,裂縫延下方接近肛門的是母兔。
    Young rabbit and young rabbit: opens the genitals with the hand, the perineum assumes the cylinder is the male rabbit. A sharp leaf, crack extension to bottom near the anus is female rabbit.
    二、家兔的去勢,能提高皮、肉、毛的質量,使它性情溫順便于飼養,凡不留種用的公兔,在2.5~3月齡時可作去勢手術。其方法有兩種:
    Two, rabbit castration, can improve the quality of meat, skin, hair, make it easy docile rearing, who is not the seed of male rabbit, in March at the age of 2.5 to be castrated. There are two kinds of methods:
    閹割法:將兔子固定好,腹部朝上。左手將睪丸由腹腔擠入陰囊,并捏緊,不使睪丸滑動,再用酒精在切口處,用過的手術刀將陰囊切一小口,用手擠出睪丸,切斷精索。摘除睪丸后,再一次在切口上涂碘酒。
    Castration method: the rabbit fixed, abdomen up. The left hand will squeeze into the scrotum and testis by intraperitoneal, pinch, do not make testicular sliding, with alcohol disinfection in the incision with a scalpel, sterilized the scrotum cut a small mouth, hand out of the testis, cut the spermatic cord. Remove the testicles, once again in the incision with iodine disinfection.
    本文來自:長毛兔更多的內容請點擊:http://www.fshxt.net
    This article comes from: Angora rabbit more content please click: http://www.fshxt.net

    主站蜘蛛池模板: 亚洲三级香港三级久久| 国产日产欧产美韩系列麻豆| 亚洲 欧洲 国产 日产 综合| 美女禁区a级全片免费观看| 国产中文字幕精品免费| 亚洲综合天堂婷婷五月| aⅴ中文字幕不卡在线无码| 亚洲欧美一区二区三区麻豆| 久久精品国产亚洲av日韩| 亚洲欧美日韩精品久久| 国产在线麻豆波多野结衣| 久久精品国产最新地址| 日韩在线一区二区不卡视频| 成人av免费一区二区| 黄色A级国产免费大片视频| 亚洲国产成人av在线观看| 丰满的已婚女人hd中字| 精品国产高清一区二区广区 | 亚洲精品桃花岛av在线 | 丝袜高跟美脚国产1区| 亚洲国产欧美日韩一区二区| 色综合视频一区二区三区| 最新国产乱人伦偷精品免费网站| 中文字幕日产乱码一区| 国产美女被遭高潮免费网站| 国产欧美精品一区aⅴ影院| 欧美肥老太牲交大战| 久久综合香蕉国产蜜臀AV| 最好的观看2018中文| 欧美日韩国产VA另类| 日韩精品毛片一区到三区| 67194在线午夜亚洲| 亚洲AV无码国产丝袜在线观看| 国产亚洲精品自在久久vr| 日本午夜三级| 久久不见久久见www免费视频| 国产爆乳无码一区二区麻豆| 午夜免费视频国产在线| 天堂aⅴ无码一区二区三区| 护士张开腿被奷日出白浆| 欧洲熟妇色xxxxx欧美老妇伦|