Published in Agriculture (2016)

Published in Annals of Tropical Research (2015)

Published in Transactions of the National Academy of Science and Technology (2015)

Published in Transactions of the National Academy of Science and Technology (2015)

Published in Philippine Daily Inquirer (2002)

Published in Farm News & Views (1999)

Published 1990

Published 1979

Published in Manila Bulletin

Published in Journal of Philippine Librarianship