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天津市北何庄渔场自1989年引进建鲤养殖已获得单季高产,根据建鲤生长速度快这一特点,在1992年进行了建鲤一年两茬养殖的试验,并获得成功,两茬亩净产建鲤1250公斤,亩获纯利润4200元。现将养殖情况介绍如下: 一、池塘条件:面积10亩,水深2.5米—3米,池内设有3千瓦增氧机一台,排灌水方便。二、两茬鱼种放养情况: (一)上半年:建鲤春片1000公斤,规格
North Hejian Farm in Tianjin introduced since 1989, Jian carp breeding has been a single-season high yield, according to the Jian carp rapid growth of this feature, in 1992 Jian carp two-year cultivation experiment, and was successful, two stubble Mu net carp Jian 1250 kg, net profit of 4200 yuan per mu. The farming situation is introduced as follows: First, the pond conditions: an area of 10 acres, 2.5 meters deep water -3 meters, pool with 3 kilowatts aerator, drainage and irrigation convenience. Second, the two stubborn stocking situation: (a) the first half: Jian carp 1000 kg, specifications