楊炳炎

Overview

Works:	2 works in 0 publications in 0 languages

Titles

上游集水區試驗研究成果彙編 = = Reports on upstream watershed management research and experiments / . (農業重點研究計劃) by: 楊炳炎; 臺灣省林業試驗所 (Language materials, printed)

Subjects