鱼塘施肥,不仅可以促进水中天然饵料生物的大量繁衍,供鱼类摄食,而且有机肥中的大量碎屑,还可被鱼类直接利用。因此,不仅主养鲢、鳙鱼的池塘要大量施肥,就是主养草、鲤、鲫鱼的池塘也要合理施肥,这样才能降低生产成本和夺取鱼类丰产丰收。“科学施肥鱼满塘,盲目施肥鱼死光。”这是四川省宜宾市大益乡养鱼专业户王满囤老汉十多年养鱼经验的科学总结。由于王满囤鱼塘施肥做得科学合理,他养的鱼种比别人的个儿大、成活率高,成鱼比别人的长得快、产量高,成了该乡有名的“养鱼状元”。其施肥经验是:首先,施足基肥。一般每亩鱼塘施畜粪或混合堆肥 Fertilization of fish ponds can not only promote the large-scale production of natural food organisms in water for food, but also the large amount of debris in organic fertilizers and their direct utilization by fish. Therefore, not only the main silver carp, bighead carp ponds to a large number of fertilizers, is the main grass, carp, crucian carp ponds should also be reasonable fertilization, so as to reduce production costs and to seize the high yield of fish harvest. “Science fertilization fish full pond, blindly fertilize the fish die. ” This is a Yibin City, Yibin City Dayi fish professional Wang full store old man more than 10 years of scientific experience in fish farming. Due to Wang Manhuan fishpond fertilization done scientific and rational, he raised the fish than others a large, high survival rate, adult fish grow faster than others, high yield, became the township famous “fish champion ”. The fertilization experience is: First of all, Shizujifei. Generally mu fish ponds implement dung or mixed compost