Bowden, Robert Lane.
Manhattan, Kan. : Depts. of Plant Pathology, Entomology, and Agronomy, [Kansas State University : Cooperative Extension Service, Kansas State University, 1991]
1991
Bauernfeind, Robert J.
Manhattan : Dept. of Entomology, [Kansas State University] : Cooperative Extension Service, Kansas State University, [1991]
1991