鱼塘水下养鱼、水面养鸭,以鱼为主,鱼鸭饲养结合是一种互相利用、互相促进的高效养殖方法。据测试,鱼塘养鸭,在不增加饲料、肥料的同等条件下,每1hm2水面可多产鱼3000kg左右,还可多产鸭蛋和鸭肉。鱼鸭混养的主要技术要求如下。1.池塘要求水面面积一般应在667m2以上、水深超过1m Fish ponds underwater fish, water surface duck, mainly fish, fish and duck farming is a mutual use, promote efficient breeding methods. According to the test, ducks in the ponds can produce more than 3000kg of fish per 1hm2 of water under the same conditions without increasing the feed and fertilizer. Ducks and ducks can also be prolific. The main technical requirements of duck polyculture are as follows. 1. Pond requirements surface area should generally be above 667m2, the depth of more than 1m