Each nutrient brings its own specialty to the soil profile and, ultimately, to the adept superintendent’s management practices. Knowing the roles of nitrogen, phosphorus and potassium – often abbreviated as NPK – in the soil profile takes a superintendent a long way in maintaining optimal course conditions. Nitrogen, phosphorus and potassium – often abbreviated as NPK – are the primary nutrients that superintendents need to successfully manage in order to sustain turf health. Superintendents have gained knowledge of nutrients and the management practices that surround them to improve playability and adhere to industry standards, says Dr. James A. Murphy, specialist in turf management at Rutgers University’s Department of Plant Biology & Pathology.
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