... mono-ammonium phosphate (12-61-0) fertilizer, a highly efficient source of phosphorus and nitrogen for plants. MAP is recommended for ... :1, Fully water-soluble;2, MAP is an efficient source of phosphorus, it also facilitates plant uptake of the phosphorus ... phosphorus availability.3, Consists of 100% plant nutrients; Highly-concentrated source of phosphorus for plants (61% P2O5)4, Free of chloride ...