This compilation includes abstracts of 140 research and development studies in agricultural education completed during the period July 1, 1977 to June 30, 1978. Thirty-three of the completed studies represent staff research, fifty-six represent master's theses, and fifty-one 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 Development, Work Attitudes, etc. Studies reported as being in progress during 1978-79 are also compiled. They are arranged alphabetically by state and by author within states. In progress were fifty-two staff studies, forty-seven master's theses, and twenty-seven doctoral dissertations. A listing (by ED numbers) of where to find previous summaries of studies in agricultural education is also included. (CSS)