... 3. The characteristics and directions (1) Characteristics: The fertilizer was extracted from raw materials; There is no poisonous and ... micronutrients.(3) Main effects:A: Enhancing crop to absorb nitrogen, phosphorous and potassium, reducing the dosage of chemical fertilizers ... good diluent.(4) Range of utilization and methodsA: Seaweed fertilizer is applicable to vegetables, crops, tea, flowers or ...