目 录一、貉的生物学特性与经济价值......................1(一)貉的分类与分布...............................1(二)貉的形态与习性...............................2(三)貉的经济价值.................................5二、貉的繁殖......................................5(一)貉生殖系统的特点.............................51．公貉的生殖系统...............................52．母貉的生殖系统...............................7(二)貉的繁殖特点.................................8l．性成熟.......................................82．性周期.......................................83．交配行为....................................114．妊娠........................................125．产 仔......................................126．哺 乳......................................13(三)貉的繁殖技术................................141．配种技术....................................142．产仔保洁技术................................223．影响繁殖力的因素及提高繁殖力的措施..........26三、貉的饲料与营养...............................29(一)饲料的营养成分及其功能......................291．水分........................................292．蛋白质......................................303．脂 肪......................................344．碳水化合物..................................365．矿物质......................................366．维生素......................................39(二)饲料的种类及利用............................441．动物性饲料..................................452．植物性饲料..................................543．添加饲料....................................564．干配合饲料..................................60(三)饲料的品质检验..............................601．肉类饲料的品质检验..........................612．鱼类饲料的品质检验..........................623．乳类饲料的品质检验..........................634.蛋类饲料的品质检验...........................645．干粉饲料的品质检验..........................656．果蔬饲料的品质检验..........................677．干配合饲料的品质检验........................67(四)饲料的贮存及...
