... 24 MT/20'FCL Fruit fertilizer,rice fertilizer,wheat fertilizer,corn fertilizer,oil palm fertilizer,cotton fertilizer,vegetable fertilizer When you buy fertilizer, whether chemical or organic, ... they stand for the percentage of NPK contained in the fertilizer. N stands for Nitrogen, P for Phosphorous (Phosphate ... K for Potassium (Potash). So in our example, the fertilizer contains 5% N, 6% P and 5% K. ...