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1 条件与设施根据河蟹的生活习性 ,蟹池需满足以下条件 :①面积要适中 ,过大不易操作管理 ,过小则水质难以控制 ,一般为 5～ 10亩。塘为长方形 ,东西向 ,坡比为 1∶3～ 3.5 ,水深 1～ 1.5ｍ ,保水性强 ,不渗漏 ,底土为粘壤土 ,底层淤泥不能厚过 2 0～ 30ｃｍ ;环境安静 ,稍有
1 Conditions and Facilities According to the living habits of crabs, crab ponds to meet the following conditions: ① area to moderate, too difficult to operate management, too small then the water quality is difficult to control, usually 5 to 10 acres. The pond is rectangular, the east-west slope ratio is 1: 3 ~ 3.5, water depth is 1 ~ 1.5m, water retention is strong, no leakage, the bottom soil is clay loam, the bottom silt can not be thicker than 20 ~ 30cm;