Education in conservation of soil and water
1945
AGROVOC关键词
书目信息
其它主题
Soil resource management; Career development; Soil science
语言
英语
副标题
a suggested approach to the problem for elementary and secondary schools and teacher-education institutions in the northern Great Plains region : report ... summer workshop ... July 30-August 4, 1945
类型
Text; Monograph; Book
团体作者
Northern Great Plains Conservation Education Committee.
2024-02-27
2025-07-19
MODS