1. The nature of nuclear-polyhedrosis viruses;Bergold,1963
2. Über die Polyederkrankheit der Sphingiden;Böhm;Zool. Anz,1909
3. Potential bacterial pathogens of insects and their characteristics;Bucher;J. Insect. Pathol,1960
4. Bacteria of grasshoppers of Western Canada: I. The Enterobacteriaceae;Bucher;J. Insect Pathol,1959
5. Bacteria of grasshoppers of Western Canada: II. The Pseudomonadaceae, Achromobacteraceae, Micrococcaceae, Brevibacteriaceae, Lactobacillaceae, and less important families;Bucher;J. Insect Pathol,1959