The cause of European foul brood White, G. F. (Gershom Franklin), 1875- creator United States. Bureau of Entomology. contributor United States. Department of Agriculture. contributor text book Washington, D.C U.S. Dept. of Agriculture, Bureau of Entomology 1912 1912
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ENG Circular No. 157. "Issued May 10, 1912." At head of title: United States Department of Agriculture, Bureau of Entomology. Historical. pp. 1. Recent work by the writer -- Experimental innoculations. pp. 3. Symptoms manifested by larvae sick of European Foul Brood. pp. 4. A positive test for the disease in living larvae. pp. 7. The value of early symptoms in the diagnosis of European Foul Brood. pp. 9. Microscopic studies of diseased larvae. pp. 10. Probable explanations of errors as to the exciting cause of European Foul Brood. pp. 12. Is there more than one disease in the condition known as European Foul Brood -- Summary and conclusions. pp. 13. Bees Diseases European foulbrood Circular (United States. Bureau of Entomology), no. 157 https://www.biodiversitylibrary.org/bibliography/63494 811139145 10.5962/bhl.title.63494 LHL