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齐卡商品肉兔在不同饲养条件下的育肥效果

The Growing-Fattening Performance of ZIKA Meat-Type Rabbit under Different Raising Conditions in Sichuan

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【作者】 刘曼丽唐良美兰永亿谢晓红陈文昭刘林

【Author】 Man-Li Liu; Liang-Mei;Tang et al(Research Institute for Anim. & Vet.Sci.ot Sichuan Province,Chengdu,610066)

【机构】 四川省畜牧兽医研究所

【摘要】 作者在不同条件下,采用全窝育肥法,重复两年、两个季节测定了齐卡商品肉兔的育肥效果;探讨了温度、季节、营养水平、育肥始重对育肥效果的影响。结果表明:在试验场育肥250只齐卡商品兔,90日龄育肥重2.33~2.53公斤,日均增重31克以上,耗料指数3.31:1,育肥成活率95%以上,屠宰率52%,净肉率80%,肉骨比5.35:1,兔肉品质正常。在农村条件下育肥180只,90~100日龄育肥重2.2~2.4公斤,耗精料指数2.55:1,育肥成活率88%~93%。饲养齐卡商品兔与饲养二元杂交兔相比,每只可增加经济收入20%以上。育肥季节和始重明显影响育肥未重(P<0.05)。依据本试验,作者建议齐卡商品兔适宜35日龄断奶,育肥始重应不低于600克;寒冷季节育肥,育肥第一月的室温应不低于10℃。育肥适宜营养水平建议消化能(DE)2600~2700大卡/公斤,粗蛋白(CP)18%,粗纤维(CF)12%以上。

【Abstract】 The growing-fattening performance of ZIKA meat-type rabbits was investigated underdinerent feeding conditions in Sichuan province. The factors under examination were seasonstemperature,nutrition plane and the initial live weight.The trials executed in experimentalfarm showed that :On a scale of 250 ZIKA rabbits,the finishing live weight reached 2.33~2.53 kg in 90 days,average daily gain was 31 g,feed conversion index 3.31:1 ,mortalitylower than 5%,careass percentage 52%,net meat peuentagc 80%,the ratio of meat to bone5.35:1,with nomal meat quality. Results of 180 rabbits examined on small rural farmsshowed, live weight 2.2~2.4 kg m 90~100 days ,feed conversion 2.55:1,moltality 7~12% and obtained extra 20% income over other rabbit strain. The season and initial bodyweight significantly influenced the finishing body weight(P< 0.05).The results suggestthat the ZIKA rabbits wean at an age of 5 weeks,and the room temperature not lower than10℃ during the first month of fattening. Nutrition level is suggested as:digestible energy(DE) 2600~2700kcal/kg,crude protein 18%and crude fibre over 12%.

  • 【分类号】S829.1
  • 【被引频次】1
  • 【下载频次】37
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