Daizu ni kansuru chōsa hōkokusho
Series: Shiryō -- dai 31-hen; Shiryō (Minami Manshū Tetsudō Kabushiki Kaisha. Rinji Keizai Chōsa Iinkai) -- dai 31-hen.
Publisher: Minami Manshū Tetsudō Kabushiki Kaisha Rinji Keizai Chōsa Iinkai
Published: 1929
Place of publication: [Dairen?]
Language: jpn
Number of pages: 80
Subjects: Soybean
Notes: Cover title.

Translation of three separate reports in English.