稻田鲤鱼养殖
carp culture in paddy field
稻田养鸭
Raising Ducks in Paddy Fields
Raising ducks in paddy field
duck feeding during rice growing
稻田养殖
fish culture in paddy field
fish-farming in paddy field
paddyfield cultivation
莲田养鱼
fish-farming in lotus field
传统稻鱼系统
traditional rice-fish coculture ecosystem
稻—稻连作制
continuous rice-rice cropping system
稻田表面水
surface water in paddy field
稻田春玉米
spring maize of paday field