@article{oai:tsukuba.repo.nii.ac.jp:00024549,
 author = {Sakai, Naoki},
 issue = {1},
 journal = {Journal of Developments in Sustainable Agriculture},
 month = {},
 pages = {7--10},
 title = {The Scientific Basis and Present Status of Sustainable Agriculture},
 volume = {4},
 year = {2009}
}