第五讲牛蛙成蛙的养殖技术一、牛蛙成蛙池的建造成蛙池一般选用土池，可用河沟、低洼地、稻田和池塘等稍加改造而成。面积以１００—３００ｍ２为宜。池深ｌｉｎ，水深０．５—０．７ｍ，池底留０．０５ｍ的淤泥，池埂坡度１：３，池中间可留一定面积的陆地，水陆面积之比... Fifth, the bullfrog into the frog farming technology First, the construction of the bullfrog into a frog pool Into the frog pool generally use earth ponds available river ditch, low-lying land, paddy fields and ponds and other slightly modified from. Area of ​​100-300m2 is appropriate. Deep pool of lin, water depth of 0.5-0.7m, the bottom of the pool to stay 0.05m of mud, pool slope slope of 1: 3, the pool can stay in the middle of a certain area of ​​land, surface area ratio ...