Fuken inasaku keiei jittai chōsa hōkokusho
Subtitle: inasaku shusanken to Hokkaidō no inasaku to no hikaku bunseki
Publisher: Hokkaidōritsu Chūō Nōgyō Shikenjō Keieibu Keieika
Published: 1986
Place of publication: [Yūbari-gun Naganuma-chō]
Language: jpn
Number of pages: 61
Subjects: Rice trade; Agricultural productivity
Notes: Cover title.