In rice paddy farming,the field has been covered with water for a long time.and there is less time for drying in the field. Especially in the high temperature weather in summer.due to the fanning and fishing.the water body is rich in nutrients, and it is prone to algae damage .reducing quality and reducing production. This paper introduces the reason and harm of several major harmful algae( Cyanobacteria, Spirogyra communis, Cladophora, Hydrodictyon reticulatum ) in paddy field fanning. Combined with the growth period of single - season rice.it summarizes the prevention and control technology ...
