изысканный seewead удобрений

Property: Black or brown powder,water soluble,pH=8-10 Benefits: 1) Benefit to the environmental protection it is a natural product derived from algal materials and it can complex with heavy metal ions in soil and enhance the permeability of soil. 2) Low application rate, Highly effective 3) Easily to be utilized by crops 4) Wide application scopes 5) Rich in variety of nutrients, such as N, P, K, Ca, Mg, S, Fe, Mn, Cu, Zn, Mo, B etc.Direction For Use:Spraying: to dilute it with water for 1500-2000 times. Dosage: 1-1.5 kg/ha. The crops with one picking: To spray 3 4 times in whole growing period. The crops with several picking: To spray after each picking. Drip Irrigation: to dilute it with water for 1500-2000 times. Dosage: 1.5 -3kg/ha. To apply 3 4 times in whole growing period. Good effect can be received if used in the evening or morning. Respray if raining is available within 8 hours after spraying. Specification: Alginic Acid: 8-15%, organic matter≥50%, mannitol: 1-6%, P2O5≥3.0%, K2O:18-22%,