Bowden, Robert Lane.
Manhattan, Kan. : Depts. of Plant Pathology, Entomology, and Agronomy, [Kansas State University : Cooperative Extension Service, Kansas State University, 1991]
1991
Bowden, Robert L. (Robert Lane)
Manhattan : Dept. of Plant Pathology [Kansas State University] : Cooperative Extension Service, Kansas State University, [1992]
1992