Scope and content

Field data on virus diseases of potatoes, potato pest control, and the development of scab- and virus-resistant varieties of potatoes; also, a few letters, photographs, and word and number puzzles.

Abstract

Correspondence, notes, bulletins, photographs, articles, and speeches relating primarily to the study of plant diseases and the operation of the Department of Plant Pathology at Cornell; also materials relating to the Atkinson mushroom studies, the War Emergency Board, the Bailey Hortorium, the University of Puerto Rico, Bermudan agriculture, and the Apios rubber project.

Scope and content Consists of papers concerning Barrus's involvement in plant pathology research and extension work, including press releases, notes, field notes, lecture and seminar notes, reports, correspondence, recommendations, drafts and reprints, research materials, and correspondence with county agents. Also, personal notebooks which detail travel expenses, have garden records, expenses of home ownership and potato spraying records; material concerning Puerto Rico, Costa Rica, Venezuela, Colombia and...