ICS65.020.20B 43DB50备案号：52555-2017重 庆 市 地 方 标 准DB50/T 741—2016山羊种羊场建设技术规范construction technical specification for goat farm2016-12-30发布2017-05-01实施重庆市质量技术监督局发布DB50/T7412016...............................................................................I...............................................................................I.................................................................................1.......................................................................1...........................................................................1.............................................................................2.............................................................................2.............................................................................3.............................................................................3.............................................................................4.............................................................................5............................................................................5....................................................................512345678910111213............................................................................6..................................................................6IDB50/T7412016 GB/T 1.12009IDB50/T7412016123003000GBJ 52GB 15618GB 16548GB 16567GB 50011GB 50016HJ/T 81NY/T 388NY/T 682NY/T 1168NY/T 2169NY/T 2374NY 502733.1stud ram or stud buck3.23.33.4breed ewe or breed doe70%replacement breeding goatpregnancy and childbirth ewes1DB50/T74120163.5