Assessing the Effectiveness of Technical Assistance for Soil Conservation Practices
J. Dixon Esseks and Steven E. Kraft
http://onlinelibrary.wiley.com/doi/10.1111/j.1541-1338.1986.tb00691.x/abstract
Assessing the Effectiveness of Technical Assistance for Soil Conservation Practices
J. Dixon Esseks and Steven E. Kraft
http://onlinelibrary.wiley.com/doi/10.1111/j.1541-1338.1986.tb00691.x/abstract