This compilation includes abstracts of 165 research and development studies in agricultural education completed during the period July 1, 1978, to June 30, 1979. Fifty-three of the compiled studies represent staff research, seventy-eight represent master's theses, and thirty-four represent doctoral dissertations. Studies are arranged alphabetically by state and alphabetically by author within states. Entries contain the purpose, method, and findings of the research and development activities. A comprehensive subject index, utilizing ERIC descriptors, is included. Among the topics included are adult education, agribusiness, curriculum, economics, employment, forestry, leadership, program evaluation, women, etc. Studies reported as being in progress during 1979-80 are also compiled, arranged alphabetically by state and by author within states. In progress were sixty-eight doctoral dissertations. A listing (by ED numbers) of where to find previous summaries of studies in agricultural education is also included. (LRA)