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1.池塘条件 蟹、虾混养池面积一般为0.1公顷～1公顷。在池塘四周挖沟,沟深0.7米、宽4米～5米,加高塘埂,使池中水深在0.8米～1米。选择内外表面光滑的钙塑板在池埂上做防逃墙,地面高度60厘米,
1 pond conditions crab, shrimp polyculture pool area is generally 0.1 hectare ~ 1 hectare. Ditch ditch around the pond, groove deep 0.7 meters wide and 4 meters to 5 meters, plus high ponds, so that the pool depth of 0.8 meters to 1 meter. Select the inner and outer surface of the smooth plastic plate to do in the pool 防 anti-evasion wall, the ground height of 60 cm,