This series consists of subject research files compiled by various Farm Advisors documenting agricultural trials, research findings, extension outreach, and professional engagement in a range of crop production areas. Materials include publications, newsletters, photographs, trial data, experimental reports, newspaper clippings, lecture notes, and administrative documentation. The series is divided into six subseries, each focusing on specific crop types.

This subseries consists of trials reports on sweet corn, grain sorghum, rice, sugar beets, and cotton, as well as reports on soil testing, drainage, and salinity studies.

This subseries consists of publication and documents related to the Pepper Conference and the newsletter series titled Vegetable Briefs.