1.Organic Feed Additive 2.liquid,non-toxic,harmless,natural 3.aaply ... ~3.5, Zn 2.0~2.5, B 1, fulvic acid ≥8, Ph 2~3 Product Form liquid Features & Efficacy “PSB ... , K, humic acids, B, Mn, and Zn, and other amino acid, which are essential for the growth of horticultural and ornamental ... follow the usage instruction to avoid undesired loses and damages. Organic Feed Additive