https://dnp-search-69.eval.plus/cgi-bin/koha/opac-search.pl?idx=&q=au%3A%22Pongsak%20Wittawatchutikul%22&sort_by=relevance&format=rss 5 0 50 ISBN: https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4298 By Pongsak Wittawatchutikul.
RFD, 1989

]]> Place hold on Effect of para-rubber plantation on soil water at Taphong Nai, Rayong Thailand

]]> https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4298 ISBN: https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4277 By Pongsak Wittawatchutikul.
Forest Research Office, Royal Forest Dept., 1996

]]> Place hold on Watershed management in Rayong : the status of our knowledge

]]> https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4277 ISBN: https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4291 By Pongsak Wittawatchutikul.
Watershed Management Division Royal Forest Department, 1983

]]> Place hold on A study of stream sedimentation after road construction at Huay Ma Feung, Rayong

]]> https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4291 ISBN: https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4301 By Pongsak Wittawatchutikul.
Research Section, Watershed Management Div. RFD., 1985

]]> Place hold on Throughfall distributions under some fruit trees at Rayong province, Thailand

]]> https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4301 ISBN: https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4319 By Pongsak Wittawatchutikul.
Watershed Management Division Royal Forest Department, 1984

]]> Place hold on Bed load transport at Huay Ma Feung Rayong Province, Thailand

]]> https://dnp-search-69.eval.plus/cgi-bin/koha/opac-detail.pl?biblionumber=4319