洪元平

Overview

Works:	1 works in 1 publications in 1 languages

Titles

台灣省主要作物病蟲害彩色圖說 by: 洪元平 (Language materials, printed) , [編攝 ]

乳牛的飼養 by: 洪元平; 劉進德 (Language materials, printed) , [編著]

Subjects