This document summarizes Biovision Foundation's expertise with mobile and web technologies to improve agricultural practices in Africa. Biovision uses a magazine, radio show, Facebook page, and SMS service to share information with farmers. They equip extension workers with smartphones and tablets to interact with farmers. Biovision is researching conditions needed for the "Silicon Savannah" in Kenya, including skills, policies, infrastructure to support business process outsourcing and technology growth. Their work informs prospects for increasing Internet and mobile usage in Africa.