The collection consists of materials related to the academic career of Joseph W. Eckert, an Emeritus Professor from the UC Riverside Plant Pathology department. Items in the collection include photographs, news clippings, and academic articles authored by Eckert on various aspects of disease spread and prevention in citrus and other types of plants.

This collection contains publications written and edited by Mauro E. Martignoni regarding microbiology and entomology. Materials in the collection also include journals, pamphlets, books, and other publications.

This collection contains minutes, memorandums, course descriptions, pamphlets, correspondence, degree lists, and other material regarding the Pest Management Program at the University of California, Riverside. Mostly contains information on the M.S. degree, courses, graduates, and other topics.

The George A. Zentmyer papers is a collection of newsletters, monographs, and magazines related to UC Riverside professor emeritus George A. Zentmyer’s research on phytophtoras, which are a genus of plant-damaging molds that can cause damage to crops and natural ecosystems. The collection also includes obituaties for Zentmyer, and a booklet from his funeral service in 2003.