; (2) methods to reduce dissolved reactive phosphorus inputs to a priority watershed from land characterized by phosphorus— (A) that has accumulated from prior agricultural land management activities; and (B) the levels of which exceed agronomic rates; and (3) strategies to overcome barriers to implementation of methods to reduce dissolve reactive phosphorus inputs to priority watersheds on vacant and leased land. (e) Incentive payments Notwithstanding any otherwise applicable limitation on payments under the program or a covered program, during the period described in subsection (b), the Secretary is authorized to make payments to producers and eligible partners under covered agreements in accordance with a graduated scale of payment amounts based on measured, quantitative reductions in dissolved reactive phosphorus achieved through the implementation of eligible activities under the covered agreements. (f) Interpretation Nothing in this subsection shall be construed to affect— (1) the duration authorized for a contract or agreement under the program or a covered program; (2) any contract or agreement entered into under the program or a covered program prior to the date of enactment of the Healthy Farms Healthy Watersheds Act of 2023, including the process or criteria for renewing or extending such a contract or agreement