4.1 Plantnurse (Chitosan) (Bio Fertilizer) Product character: Dark brown liquid, water soluble, pH=4.0-6.0 Main ingredient: Formulation I: Specific gravity: 1.03-1.06, Chitosan Oligosaccharide: 20-50 g/L, N: 20 g/L, K2O:20 g/L Formulation II: Specific gravity: 1.1-1.15, Chitosan Oligosaccharide: 20-50 g/L; Seaweed extract≥100 g/L, Organic matter≥100 g/L, vegetable amino acid: 10-20 g/L, gibberellin: 1-2ppm Efficacy: Broad-spectrum antibacterial agent, improve crops quality, enhance resistance to adversity, promote plant growth, induce gene recombine, crop get resistance, degrade pesticide residue. Method of application: Spraying: to dilute it with water for 600-800 times. Dosage: 750-1200 ml/ha. To apply every 7 15 days in whole growing period. Irrigation: to dilute it with water for 800-1200 times. To irrigate root 1 2 times in whole growing period. Warning: 1. Do not use with metallic & saline products. 2. Good effect can be received if used in the evening or morning. 3. Respray if raining is available within 8 hours after spraying. Validity: Three years Packing: 200 Liters/drum or required by customers