k8 



BAC I LLUS BOMBYSEPT I CUS 



Insect concerned: The silkworm, Bombyx mori . 



Sweetman (1936) lists this "bacillus as causing a bac- 

 terial disease of the silkworm. 



Sweetman, H. L. 1936 The "biological control of insects 

 k6l pp. Comstock Publishing Co., Ithaca, N. Y. (See 

 p. 570 



BAC 1 LLUS BRANDENBURG I ENS I S 



( Bacillus burri and Bacillus larvae) 

 Insect concerned: The honey "bee, Apis mellifera o 



Serbinow (1913) referred to Bacillus brandenburgiens is 

 as the cause of European. foulhrood and stated that a large 

 number of experiments proved that it produced the typical 

 form of foulhrood on sealed as well as unsealed "brood. 



Engelhardt (191*0 states that Bacillus brandenburgiens is , 

 when the cause of foulhrood, attacks only the fatty tissues, 



White (1920) states that Bacillus larvae, the cause of 

 American foulhrood among "bees, has "been referred to "by 

 Maasen as Bacillus "branderiburgiensis and by Cowan as 

 Bacillus burri. 



Engelhardt, V. M. 191^ New work on foulhrood. Russian 

 Beekeeping Gazette, Nos. 1-6, Jan. -June, 191^, PP« 

 12-16, ^6-1+9, 8^-86, 126-130, 162-165, and 195-200. 



Serbinow, I. L. 1913 On the etiology of foulhrood in 

 bees TEconomie rurale et forestiereD . Selisk. choz. 

 i. lesovodstvo, 2^2, 367-382. 



White, G. F. 1920 American Foulhrood. U. S. Dept. Agri. 

 Bull. 809. Bureau of Entomol. , ^6 pp. 



BAC I LLUS BURR I 



Insect concerned: The honey bee, Apis me 11 if era . 



White (1920) makes the following statement: "Burri 

 in Switzerland, working on the disease American foulhrood 

 entirely independently, also recognized the fact that the 

 spores present in such large numbers in the scales repre- 

 sented a new species that was difficult of cultivation. 

 Maasen has referred to the species as Bacillus branden - 

 burgiensis 

 burri. " 



