From teaching to learning: tools for learning about soil and water conservation
1997
Chuma, E. (Zimbabwe Univ., Harare (Zimbabwe). Inst. of Environmental Studies) | Hagmann, J. | Gundani, O.
AGROVOC关键词
书目信息
页码
pp. 26-27
其它主题
Educacion; Conservacion de suelos; Ordenacion de aguas
语言
英语
注释
3 ref.
1998-08-15
AGRIS AP