Proceedings of the Symposium on the Sustainability of Agricultural Production Systems in Sub-Saharan Africa, 4-7 September, 1989, Aas, Norway
1990
AGROVOC关键词
书目信息
出版者
NORAGRIC
其它主题
Sub-saharan
语言
英语
注释
Includes bibliographical references.
类型
Text; Conference Paper; Conference Part; Monograph; Book; Bibliography; Book; Monograph
粮农组织大会
Symposium on the Sustainability of Agricultural Production Systems in Sub-Saharan Africa (1989 : Aas, Norway)
团体作者
Norwegian Centre for International Agricultural Development.
Norges landbrukshøgskole.
2024-02-27
2025-07-19
MODS