Abstract: This paper introduces the practical farming methods of planting organic rice, early rice, late rice and green fertilizer circulation in Luoding, Guangdong, South China double cropping rice area, using service ducks to cultivate the field before transplanting,feeding longevity snails and stepping fertilizer, putting them into field ducks for rice duck co cultivation after transplanting, raising red duckweed on the water surface, interplanting milkvetch with late rice. It provides a practical reference for the sustainable development of environment-friendly organic rice production in double cropping rice area of South China.