上流水源地의土壤및用水保全試驗中間報告書
Publisher: Imŏp Sihŏmjang Suwŏn Yukchong Chijang
Published: 1959
Place of publication: Suwŏn
Language: kor
Number of pages: 122
Subjects: Soil conservation
Other titles: Sangnyu suwŏnji ŭi tʻoyang mit yongsu pojŏn sihŏm chunggan pogosŏ