This document contains abstracts of 121 completed studies of research and development activities in agricultural education in the United States during the period, July 1, 1976 to June 30, 1977. Twenty-six of the completed studies represent staff research; sixty-one represent master's theses, and thirty-four represent doctoral theses. The abstracts are arranged alphabetically by state and alphabetically by author within states. A subject index, utilizing ERIC descriptors, is included. Abstracts of studies reported as being in progress during 1977-78 are also compiled. They are arranged alphabetically by state and include thirty-two staff studies, seventeen master's theses, and fifteen docotral dissertations. (A list by ED-ERIC Document-number of previous summaries of studies in agricultural education concludes the document). (BM)