Introduction Active ingredients Prometryn 50% WP CAS Number 7287-19-6 Molecular Formula C23H35NaO7 Classification Herbicide Brand Name Ageruo Shelf life 2 Years Purity 50% WP State Powder Label Customized Formulations 50%WP,50%SC  Technical requirements for use: 1. When weeding rice seedling fields and Honda fields, it should be used when the seedlings turn green after rice transplanting or when the leaf color of eye cabbage (tooth grass) changes from red to green. 2. Weeding in wheat fields should be carried out at the 2-3 leaf stage of wheat and at the budding stage or 1-2 leaf stage of weeds. 3. Weeding of peanut, soybean, sugarcane, cotton and ramie fields should be used after sowing (planting). 4. Weeding in nurseries, orchards and tea gardens should be used in the sprouting period of weeds or after intertillage. Using Method Crops Weeds Dosage Method Peanut Broadleaf weed 2250g/ha Spray Soybean Broadleaf weed 2250g/ha Spray Cotton Broadleaf weed 3000-4500g/ha Soil spray after sowing and before seedling Wheat Broadleaf weed 900-1500g/ha Spray Rice Broadleaf weed 300-1800g/ha Poison soil Sugarcane Broadleaf weed 3000-4500g/ha Soil spray after sowing and before seedling Nursery Broadleaf weed 3750-6000g/ha Spray on the ground, not on trees Adult orchard Broadleaf weed 3750-6000g/ha Spray on the ground, not on trees Tea plantation Broadleaf weed 3750-6000g/ha Spray on the ground, not on trees Ramie Broadleaf weed 3000-6000g/ha Soil spray after sowing and before seedling