The Contribution of Individual and Group Social Networks to Knowledge Diffusion among Farmers in Semi-Arid Kenya By Dietrich Darr Warning: Undefined variable $post_id in /home/afnetwork/public_html/wp-content/themes/agroforest/taxonomy-database_tag.php on line 37 Tagged with: Agroforestry, Diffusion of Innovations, Forestry extension, Social connectedness