Copper hydroxide is used on citrus, rice, peanut, cruciferous vegetable, carrot, tomato, potato, onion, pepper, tea tree, grape, watermelon ect. to control citrus scab, resinosis, tuberculosis, foot rot, rice bacterial blight, bacterial leaf streak, rice blast, Rhizoctonia solani, potato blight, cruciferous vegetable black spot, black rot, carrot leaf spot, Bean bacterial blight, onion purple spot, downy mildew, pepper bacterial spot, cucumber bacterial keratosis, grape black pox, powdery mildew, downy mildew, peanut leaf spot and so on. Dosage: 1575-2310g A. I. /ha, 1732.5-2310g A. I. /ha, citrus, canker 1283-1925 mg/kg, grapevine downy mildew 1100-1283 mg/kg