On-farm demonstrations: Consideration factors for their success and viability as an extension teaching tool
2003
Richardson, J.G. (North Carolina Cooperative Extension Service, Raleigh (USA))
AGROVOC关键词
书目信息
页码
pp. 114-124
语言
英语
注释
Summary (En)
Ref. p. 122-124
类型
Summary
2004-08-15
AGRIS AP