[AGE40-04] Assessment of Soil Quality as Affected by Topography and Farming Practices in the Rice Terraces in Ifugao, the Philippines
★Invited Papers
*Tomoyo Kurozumi1, Yasushi Mori1, Hiroaki Somura1, Milagros Ong How2, Pearl Basilio Sanchez3 (1.Graduate School of Environmental and Life Science, Okayama University,, 2.Universal Harvester Incorporated, 3.University of the Philippines Los Banos)