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THE APPROACH OF STOCKING DENSITY OF JUVENILE CRAB IN FENCED WATER IN BAIYANGDIAN LAKE

Li Chunling Wu Gaiqiao (Department of Fishery, College of Animal Science, Hebei Agricultural university)Liu Xitai (Baoding Aquaculture technique)  
The daily feeding regulation of Crab was determined based on fenced watercrab culture in Baiyangdian lake. Then t and r test were used to testified the postive correlation between body weight of crab and its own daily ration. The formula was as follow: D=0. 99189 + 0. 03529W According to the productivity of fenced water in Baiyangdian lake, the'proper stocking density was 300-500/0. 0667hm2.
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