稻田养蛙和养鱼是一种立体种养殖的生态型农作模式,其优点是不多占农田,不多耗水,经济效益好。从生态链来看,蛙能为水稻治虫,蛙粪为鱼提供饲料,鱼粪又是水稻的优质有机肥。这种生态链使稻、蛙、鱼三者共生共长而可获得三丰收。既降低了生产成本,又 Paddy frogs and fish farming is a three-dimensional farming ecological mode of farming, its advantage is that less than farmland, less water, good economic returns. From the perspective of the ecological chain, the frog can provide food for rice pest control, frog manure for the fish, fish manure is high quality organic fertilizer. This ecological chain enables rice, frogs and fish to live in symbiosis for a total of three harvests. Not only reduces the cost of production, but also