Dainō keiei ni kansuru chōsa
Publisher: Zenkoku Nōgyōkai Chōsabu
Published: 1967
Place of publication: [Mito-shi]
Language: jpn
Number of pages: 18
Notes: "Tokubetsu chōsa shiryō dai 2-gō."

Publisher on cover: Ibaraki-ken Nōgyōshi Hensankai.