1.Quality specification: Appearance Yellow powder Solubility 100% water soluble Moisture less than 5% Total amino acids more than 25% Organic trace-element (fe+cu+b+zn+mn+mg) more than 10% 2.Main function: 2.1. This product can enhance the disease resistance of crop roots, stems and leaves, increase photosynthesis, enhance enzyme activity. 2.2. It plays a preventive role on the yellow wilt, root rot and other viruses also relieve the injury due to improper spraying. 2.3. It has a special effects for fruit trees deciduous in the early and spot disease, and can improve the plant physiological functions, increase yield and improve quality. Free sample available Customized package available Technical consults Oem services Shipping service After-sales service