RUMORED BUZZ ON NPK 15 15 15 VIETNAM CATALOG

This formula performs nicely for some vegetable gardens providing your soil is in good ailment, to begin with. When you've got a lot of P or K in the backyard based on your own soil test, eliminate the bone food (P) or feather meal (K) as required.The values in an NPK fertilizer label are connected to the concentrations (by body weight) of phosph