【摘要】 研究了安哥拉山羊与陕北土种山羊杂交一代(F1)周岁母羊的产绒特性。结果表明,1F1绒自然长度和伸直长度分别为9.13,10.69cm,明显比陕北土种山羊绒长;2F1皮肤次级毛囊密度为2521个/cm2,明显高于陕北土种山羊1486个/cm2,低于陕北绒山羊2987个/cm2;3F1绒纤维直径平均为18.09μm,粗于陕北土种山羊11.35μm和绒山羊14.73μm;4产绒量F1为271.00g,显著高于陕北土种山羊103.57g和陕北绒山羊166.35g。更多还原

【Abstract】 Down producing characteristics of F 1 (Angora × local goat) yearling does were studied in this paper.The results were as follows:(1) The stretched length (10.69 cm) and natural length (9.13 cm) of F 1 down fiber were much longer than that of North Shaanxi local goat and cashmere goat;(2) The density of secondary follicle (2 521 cm 2) of F 1 was much more than that of local goat (1 486 cm 2),but was less than that of cashmere goat (2 987 cm 2);(3) The average fibre diameter (18.09 μm) of F 1 was much thicker than that of local goat (11.35 μm) and cashmere goat (14.73 μm);(4) The down yield of F 1(271.00 g) was more than that of local goat (103.57 g) and cashmere goat (166.35 g).更多还原