2024-03-28T14:11:23Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/635182017-10-15T15:00:00Zhdl_2115_63517hdl_2115_62781hdl_2115_45742表紙611北海道農業経済学会Othersapplication/pdfhttp://hdl.handle.net/2115/63518https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/63518/1/KJ00006912218.pdf0918-9742AN10401038北海道農業経済研究1122004-01-11jpnpublisher