农户利用小水面培育鱼苗鱼种农户养鱼一般所需鱼苗数量不太多，可利用房前屋后、村庄附近的小水面培育鱼苗鱼种。自己繁育鱼苗，自己培育鱼种，那么饲养成鱼的经济效益就会大大增加。为了提高鱼苗鱼种的成活率和单位面积产量，必须采用科学方法才行，一般应做好以下几个环... Farmers use small water surface to cultivate fish seedlings Farmer fish generally need not the number of fry, you can use the front house, the village near the small water surface to cultivate fish species. Foster their own fry, cultivate their own species, then the economic benefits of raising fish will be greatly increased. In order to improve the survival rate of fish seedlings and yield per unit area, we must adopt scientific methods Caixing, the general should do the following ring ...