稻田养鱼,是广大农村充分利用水资源,增加单位面积产出,调整农业产业结构,增加农民收入的种养结合项目。在种植稻田的田块内养鱼,能除掉稻田中的害虫和杂草,可节省稻田除虫、除草所花费的人力、物力。另外,由于鱼在田间活动,还能疏松土壤,鱼的粪便含有大量的氮素,也为水稻生长 Fish farming in paddy fields is a combined project of planting and raising for making full use of water resources, increasing output per unit area, adjusting agricultural industrial structure and increasing farmers’ income. Fish farming in fields where paddy fields are planted can eliminate pests and weeds in paddy fields and save manpower and material resources for pest control and weeding. In addition, because the fish in the field activities, but also loose soil, fish manure contains a lot of nitrogen, but also for rice growth