Search Results       Your search for [subject]Irrigation farming -- Economic aspects -- Pampanga returned 1 record.           Impact of the socialized irrigation service fee rates on the operation and maintenance performance of Upper Pampanga River Integrated Irrigation Systems (UPRIIS) of the National Irrigation Administration (NIA). by Eugenio, Aurelio D.; 2001. Subject: Upper Pampanga River Integrated Irrigation Systems; Philippines. National Irrigation Administration; Irrigation farming -- Economic aspects -- Pampanga; Irrigation laws.          Add to Book Cart Relevance: 32.13%