1. Annual weeds in rice seedling fields 600-750 g/ha (40-50 g/mu)
2. Paddy field grass, broad-leaved weeds 600-900 g/ha (40-60g/mu)
3. Paddy field of rice live: 600-750 g/ha (40-50 g/mu)
4. Spray application must be guaranteed to be 30 to 40 kg/mu of water, and no motorized mist machine is allowed
5. Apply the drug for 1-2 days to fill the water and keep the water layer 3-5 cm for 3-5 days