Portunus trituberculatus summer green crab cultivation method
A technology of swimming crabs three warts and adult crabs, applied in the field of crab breeding, can solve the problems of short time to market of swimming crabs three warts and the like
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[0018] The cultivation steps are as follows:
[0019] (1) Cultivation of adult Portunus trituberculatus: From July 20 to December 20, 2015 is the growing period of Portunus trituberculatus. In the indoor breeding workshop, independent breeding baskets (33cm×27cm in length × width × depth) are used. ×35cm) to raise female and male Portunus trituberculatus separately, sharing 3 breeding ponds (length×width×depth: 5.8m×2.4m×1.5m), each pond is equipped with an independent water treatment system, and 60 fish are placed in each pond Breeding baskets, one crab per basket, 180 in total, including 90 male crabs and 90 female crabs, select young crabs with a body weight of 20-30g and good health for breeding, feed fresh fish every day, clean up the dirt every day, The water temperature was maintained at 15-32°C, and when the growing stage of adult crabs ended, the survival rate of swimming crabs was 66.67%, and the average weight reached 120g.
[0020] (2) Overwintering culture: On De...
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