(1) To regulate those activities involving the generation and application of nutrients in order to help improve and maintain the quality of Delaware's ground and surface waters and to meet or exceed federally mandated water quality standards, in the interest of the overall public welfare;

(2) To establish a certification program that encourages the implementation of best management practices in the generation, handling or land application of nutrients in Delaware;

(3) To establish a nutrient management planning program; and

(4) To formulate a systematic and economically viable nutrient management program that will both maintain agricultural profitability and improve water quality in Delaware.