Proposes new model for study of microcomputer technology in agriculture in which diffusion/adoption of innovations is conceptualized as a structural process affected by "access conditions" resulting from research and development, intrinsic technology characteristics, and distributional characteristics. Examines thesis that potential adopters…

The erosion of the credibility of the classical diffusion paradigm by recent challenges to its fundamental assumptions has resulted in a "paradigmatic crisis" as related to research on the diffusion of agricultural innovations. Such basic assumptions as that of a harmonious and cooperative society and of agricultural research guided by endogenous…

This proceedings report is organized into four sections dealing respectively with: (1) global issues facing extension education; (2) extension strategies and methods; (3) extension planning and evaluation; and (4) training and curriculum development. The following papers are included: "Extension Science: To Broaden the Scope" (van…