Haifa Mono Potassium Phosphate (0 - 52 - 34)(59 Bags per Pallet) Haifa MKP is the preferred source of phosphorus and potassium when nitrogen fertilization should be limited: At the early stages of the growth season when phosphorus and potassium are needed at high rates for the establishment of root system. During the productive stages of sugar rich fruit crops, to increase sugar content and to improve fruit quality. Haifa MKP can be applied in combination with other fertilizers to meet crop