Organic Seaweed liquid Fertilizer 100% organic and water soluble spraying or irrigation Cert:IMO ISO9001/1400 Seaweed ... , P2O5≥0.5g/L, K2O≥50g/L; much secondary element and microelements, cytokinin, betaine, vitamin, trehalase, amino acid. pH: 7-9 ... , meliorate soil, enhance plants resistance to stress, disease and bacteria, improve crops quality, increase yield by 15 - 30%.Application: Foliar ...