Published 1997

Published in Philippine Daily Inquirer (1997)

Published in Manila Chronicle (1997)

Published in Manila Bulletin (1997)

Published 1997

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (1997)

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (1997)

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (1997)

Published 1997

Published 1997