《奶牛繁殖疾病与防治-蒋懿超PPT课件.ppt.ppt》由会员分享,可在线阅读,更多相关《奶牛繁殖疾病与防治-蒋懿超PPT课件.ppt.ppt(47页珍藏版)》请在得力文库 - 分享文档赚钱的网站上搜索。
1、饲养管理饲养管理繁殖管理繁殖管理环境管理环境管理畜群健康畜群健康Ovaries on Day 0 of the Estrous Cycle.Day = estrus. The active left ovary shows a (functionally regressed CL) and 2 follicles. Legend: 1 = follicle 2 = corpus Ovaries on Day 2 of the Estrous Cycle.The left ovary shows a corpus hemorrhagicum (red) which has a soft cons
2、istency, as well as a corpus albicans (yellow) which has a firm/dense consistency. Legend: 1 = follicle 4 = regressed corpus luteum 5 = stroma. Ovaries on Day 3 of the Estrous Cycle.The left ovary shows a corpus hemorrhagicum which has a soft consistency,as well as a corpus albicans which has a firm
3、/dense consistency. Legend: 1 = follicle 2 = corpus hemorrhagicum) 5 = stroma. Ovaries on Day 4 of the Estrous Cycle.The active left ovary shows a corpus hemorrhagicum and a dense corpus albicans. The right ovary shows an emerging dominant follicle. Legend:1 = follicle, 2 = corpus hemorrhagicum, 4 =
4、 corpus albicans / atreticum, 5 = stroma. Ovaries on Day 5 of the Estrous Cycle.The left ovary shows a late corpus hemorrhagicum, the right ovary a dominant follicle. Legend:1.follicle 2. corpus hemorrhagicum, 5. ovarian stroma, 8. artefact.图例: 1,卵泡 2. 红体, 5. 卵巢基质 Ovaries on Day 6 of the Estrous Cyc
5、le.The left ovary shows a late corpus luteum that is now becoming senstive to the action of prostaglandin F2alpha. 图例: 1,卵泡 2. CL, 4. 白体, 5. 卵巢基质Ovaries on Day 7 of the Estrous Cycle.The left ovary shows a fully developed corpusluteum, the right ovary a dominant follicle.图例: 2. CL, 5. 卵巢基质Ovaries on Day 7 Post Partum.Inactive ovaries during the early postpartum period. 1. follicle, 5. stroma, 8. artefact AI精子寿命精子寿命36 h8 h精子成熟精子成熟站立发情站立发情排卵排卵28 h卵寿命卵寿命8 hAI精子寿命精子寿命36 h8 h精子成熟精子成熟站立发情站立发情排卵排卵28 h卵寿命卵寿命8 h6 hAI精子寿命精子寿命36 h8 h精子成熟精子成熟站立发情站立发情排卵排卵28 h卵寿命卵寿命8 h24 h
限制150内