Chosŏn tʻoyang
By: [Kim Su-san tŭng chippʻil ; Kim Chae-gwang pʻyŏnjip]
Publisher: Nongŏp Chʻulpʻansa
Published: 1966
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 478
Subjects: Soils; Soils conservation
Notes: Errata slip inserted.

Includes bibliographies.