謝勤成

Overview

Works:	2 works in 3 publications in 1 languages

Titles

實用栽桑技術 by: 謝勤成; 李德全 (Electronic resources)

蠶病防治法 by: 楊立人; 謝勤成 (Electronic resources)

實用養蠶技術 by: 謝勤成 (Electronic resources)