The New Jersey Agricultural Experiment Station (or NJAES) is an entity currently operated by Rutgers, The State University of New Jersey in conjunction with the State of New Jersey in the university's role as the state's sole land-grant university. Today, it conducts research in agriculture, horticulture and turf grass science, and through the Rutgers Cooperative Extension aids New Jersey farmers, landscapers, and residents in each of the state's twenty-one counties.