The agricultural operations of Tonkin

被引：0

作者：

Hammer, M.

机构：

来源：

PETERMANNS MITTEILUNGEN | 1903年 / 49卷 / 03期

关键词：

D O I：

暂无

中图分类号：

P9 [自然地理学]; K9 [地理];

学科分类号：

0705 ; 070501 ;

摘要：

引用

页码：A47 / A47

页数：1

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