NPK 12 12 17 ???? FOR DUMMIES

سلام این کود بصورت یک کیلویی هم بفروش میرسد اگر امکانش هست چند قیمت هست یک کیلو ممنونThe figures show The share of these 3 things from the fertilizer. The higher the selection, the more concentrated that nutrient is in the fertilizer. As an example, numbers on fertilizer stated as