条件筛选
-
Detailed Explanation of Freshwater Crayfish Farming Methods and Technical Points
The pond needs an adequate water source with convenient inflow and drainage, and its area is generally 3 mu-5 mu. The pond ridge should have a certain slope, and around the pond ridge a 0.5 m high escape-prevention wall or escape-prevention board with smooth inner walls should be installed; some mud ridges should be built in the middle of the pond to provide burrowing habitat for the crayfish