2024-03-28T23:32:51Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/107392019-04-25T03:07:06Zhdl_2115_10545hdl_2115_8340hdl_2115_138反収と純収益との関係Relation between Crop Yield per Tan and Its Net Return矢島, 武611北海道大學法經會Departmental Bulletin Paperapplication/pdfhttp://hdl.handle.net/2115/10739https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/10739/1/13_p1-8.pdf0385-5961AN00224821北海道大學法經會論叢13181953-07jpnpublisher