Articles
Soil Recuperation in Central America: Measuring the Impact Four to Forty Years After Intervention.
The Villager Extensionist in Developing Nations.
Water Management for Small-Scale Farmers: What We Have Learned to Date.
"People-Centered Agricultural Development" Principles of Extension for Achieving Long-Term Impact.
A Proven Alternative to Shifting Agriculture: The Worldwide Experience With Green Manure/Cover Crops.