@article{oai:obihiro.repo.nii.ac.jp:00000660, author = {Sembokuya, Yasushi and 仙北谷, 康}, journal = {養豚の友}, month = {}, note = {application/pdf}, pages = {46--50}, title = {抗生物質無添加豚肉の需要と生産者の対応}, volume = {479}, year = {2009} }