The Ohio State University, Agricultural Extension Service News Releases contain newsletters and news releases for the Ohio State Agricultural Extension Service from 1921 to 1947.

The majority of the materials in the Ohio State University, Department of Horticulture, Fruit Spray Service Records are maps of Ohio with various notes written on them indicating fruit crop spraying, stages of growth, and diseases. The collection also contains reports filled out by plant pathologists on spray services performed in specific geographic areas, some notes on field crops, and telegram correspondence.

The Ohio State University, College of Agriculture and Home Economics, Assistant Dean for Fiscal Affairs Records contains budgets, particularly for the Agricultural Extension, salary rolls, and service reports.

The Ohio State University, College of Food, Agriculture and Environmental Sciences, Office of the Associate Dean Records contain the administrative records of Associate Deans, much of which focuses on the management of faculty members in the College of Food, Agriculture and Environmental Sciences. Topics of material include faculty leave, promotion and tenure, research assignments, teaching loads, budgets, campus planning, committees, the Ohio Agricultural Research Development Center, the Extension, the School of Home Economics, and various other departments in the college.

The Ohio State University, Cooperative Extension Service Administrative Area Center and Department Reports contain annual and other reports for departments, area centers, district supervisors and other entities within the Extension.

The Ohio State University, Cooperative Extension Service County Long Range Objectives Records contain books, brochures, pamphlets, county and district reports and files addressing goals of the extension program.

The Ohio State University, Cooperative Extension Service Financial Reports contain ledgers, County Agent funds reports, various budgets, salary and personnel reports, a report on the Extension to the Secretary of Agriculture, and other financial reports of the Ohio State University Extension.

The Ohio State University, Cooperative Extension Service Project Reports contain annual reports and Plan of Work Reports of county extension agents, reports of extension service projects, and other files pertaining to extension service work. It also contains reports concerning the Project Excel program, including 28 film strips with assorted agricultural titles and accompanying reports.

This collection contains newsletters from the Cooperative Extension Service's Agricultural Industry Program at Ohio State University.

The Ohio State University, Cooperative Extension Service, Community and Natural Development Records contain posters, film reels, photographs, publications, newsletters, memos, and other administrative files regarding community institutes, farm safety, land use, soil erosion, and rural outreach.

Ohio State University, Cooperative Extension Service, Film Library Records contain 16mm motion picture films produced by John V. Schmidt, the assistant extension editor for television at the Cooperative Extension. Topics of the films include agricultural processing, farm and vehicle safety, and home economics related topics such as personal finance, nutrition, and child development. The films were made with the intention for broadcast by local TV stations. The collection also includes magnetic tapes of audio recordings, as well as publications about the film library. Materials date from 1963 to 1977.

The Ohio State University, Department of Poultry Science Records contains extensive correspondence files and various administrative files and publications dealing with poultry production, egg auctions, poultry associations and student societies, and poultry facilities on campus. It also contains files on the Agriculture Extension Service and the Ohio Agricultural Experiment Station. The collection dates from 1906 to 2002.

The Ohio State University, Department of Botany and Plant Pathology Research Project Records contains research and administrative files related to the development of fungicide fruit sprays to control Apple Scab. Files topics include the Fruit Spray Service, spray service areas, reports, Apple Scab data, and radio talks about the Spray Service. Materials in the collection from 1924 to 1963.

The Ohio State University, Farm Science Review, Director's Records contains reports, committee minutes, exhibit plot layouts, and other files related to the logistics of Farm Science Review exhibits, crop demonstrations, and vendors.

The Ohio State University, Ohio Extension Professors Association Records contain annual and committee reports, newsletters, notes, and minutes of the Ohio Extension Professors Association. Reports of individual committees within the Association focus on various subjects such as salary studies, liability and insurance, transportation, communications, social events, Ohio State University budgets, and scholarships. Collection materials date from 1962 to 1984.

The Ohio State University, Ohio LEAD Program Records contain administrative files on study institutes, international and national study trips, committee minutes, membership rosters, and correspondence.