A SIMPLE KEY FOR Z-PAK FOR SALE UNVEILED

Additional exactly, the main number ("N price") is The share of elemental nitrogen by weight within the fertilizer; that is, the mass fraction of nitrogen instances one hundred. The 2nd number ("P value") is the percentage by excess weight of phosphorus pentoxide P#220T #npk #20 #fertilizer #fertiliser #nitrogen #phosphorous #potassium #mgbd #mygar