Proceedings of the 1st National Symposium/Consultative Meeting on the Management of Critical Watersheds in the Philippines [held at] Venus Parkview Hotel, Kisad Rd., Baguio City, [on] 24-26 April 1991 - Botengen, Bridget; Botengen, Mary Ann Polliscto (Higland Agriculture and resources Research and Development Consortium, 1991)