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2 0 0 0年在 1 2 6hm2 池塘中采用通威集团生产的鲫专用硬颗粒饲料主养彭泽鲫 ,通过增加投饲次数、提大留小、驯食等技术 ,2 2 0d后 ,鲫体重从 34 5 g/尾增至 2 83 2g/尾 ,毛产 112 2 1kg/hm2 ,净产 936 5 5kg/hm2 ,成活率 95 % ,饲料系数 1 6 3 ,养殖成本与鲤相当或略低
In 2005, 126 pengs of Carassius auratus carpio were mainly used in 1206hm2 ponds by using the special hard-pelleted crucian carp produced by Tongwei Group. After feeding for 2 months and increasing the number of feeding, The body weight increased from 34 5 g / tail to 2 83 2 g / tail, with a gross yield of 112 2 1 kg / hm 2, a net yield of 936 5 5 kg / hm 2, a 95% survival rate and a feed ration of 1 6 3.