Chōsen sanmai zōshoku keikaku no jisseki
Subtitle: Shōwa 13-nendomatsu genzai
Publisher: Chōsen Sōtokufu Nōrinkyoku
Published: 1939
Place of publication: [Seoul]
Language: jpn
Number of pages: 32
Subjects: Soils; Rice; Reclamation of land; Agricultural productivity
Notes: Cover title.