Have double efficacy of pesticide and fertilizer,improve crop's quality,enhance crop's resistance to disease and bacilli. Product character: Black brown liquid, water solubleMain ingredient:Formulation I (China patent no.: 03138729.2)Alginic acid≥ 20 g/L, organic matter≥100 g/L, mannitol ≥10 g/L, N≥5 g/L, P2O5≥0.5 g/L, K2O≥50 g/L, I≥200ppm; much secondary element and microelements, cytokinin, ...