Product character: Brown liquid, water soluble, pH=3-5, specific gravity: 1.05-1.1 Main ingredient: Bio- Iodine≥10 g/L, Chitosan oligosaccharide: 10 g/L, N: 20 g/L, K20: 20 g/L Efficacy: 1. Kill and prevent the bacteria, Fungi, Virus, such as downy mildew, gray mildew, fusarium wilt, blight, anthracnose, powdery mildew, leaf spot, bacterial soft rot, mosaic and so on. 2. Have the good stability, ...