... .5g/L, K2O≥50g/L; much secondary element and microelements, cytokinin, betaine, vitamin, trehalase, amino acid. pH: 7-9, specific gravity: 1.10-1 ... .15Formulation IIAlginic acid≥20g/L, Organic matter≥90g/L, N≥1.5g/L, P2O5≥80g/L, K2O≥140g/L. pH: 6-8, specific gravity: 1.25-1 ... times in growing period. Dosage: 2.5-3.5 L/ha.Notes:1. Suggest apply in the morning or evening to get ...