@article{oai:kochi.repo.nii.ac.jp:00005712, author = {Cheryll, C. Launio and Guadalupe, O. Redondo and Jesusa, C. Beltran}, journal = {高知論叢. 社会科学}, month = {Mar}, note = {application/pdf}, pages = {103--114}, title = {Recent Adoption and Spatial Diversity of Modern Rice Varieties in the Philippines}, volume = {97}, year = {2010} }