Nōgyōjō yori mitaru Hondō kōchitai kaitaku.
Contributors: Hamgyŏng-namdo (Korea)
Publisher: Kankyō-nandō
Published: 1932
Place of publication: [Kankō?, Korea]
Language: jpn
Number of pages: 44
Subjects: Agricultural ecology -- Korea (North) -- Hamgyŏng-namdo.; Agricultural development projects -- Korea (North) -- Hamgyŏng-namdo.
Notes: Cover title.