Ecological cycle comprehensive planting and breeding method for rice, eel and mushrooms

The invention discloses a rice eel mushroom ecological cycle comprehensive planting and breeding method which comprises the following steps: arranging a rice field: digging surrounding ditches around the rice field, and digging transverse and longitudinal staggered eel ditches in the rice field; the surrounding ditches are communicated with the eel ditches; the surrounding ditch and the eel ditch form an eel breeding area; cultivating rice: transplanting middle-season rice or late rice in the rice planting area; finless eel stocking: after the rice seedlings are erected and leaf-grown, stocking finless eel seedlings in the finless eel breeding area, and throwing 20-100 jin of the seedlings per mu; after the rice is mature and harvested, a cultivation material is laid on the rice planting area, a stropharia rugoso-annulata strain is cultivated through the cultivation material, and the cultivation amount of the stropharia rugoso-annulata strain is 150-250 kg/mu; the cultivation material contains rice straw; aft