. Gleanings in bee culture . Fig. 5.—European foul brood: o, j. k. normal sealed cells: ft. c. d. e. g. L I. vi. p. q, larvie affected by dis-ease: normal larvae at age attacked by disease: f, h. n. o. dried-down larva? or scales. Three times naturalsize. (Original.) July 1. 1911 observed. There is usually little odor inEuropean fovil brood, but sometimes a sourodor is present, which reminds one of yeastfermentation. This disease attacks droneand queen larvae* almost as quickly as thoseof the workers. European foul brood is more destructiveduring the spring and early summer thanat other times,
. Gleanings in bee culture . Fig. 5.—European foul brood: o, j. k. normal sealed cells: ft. c. d. e. g. L I. vi. p. q, larvie affected by dis-ease: normal larvae at age attacked by disease: f, h. n. o. dried-down larva? or scales. Three times naturalsize. (Original.) July 1. 1911 observed. There is usually little odor inEuropean fovil brood, but sometimes a sourodor is present, which reminds one of yeastfermentation. This disease attacks droneand queen larvae* almost as quickly as thoseof the workers. European foul brood is more destructiveduring the spring and early summer thanat other times, often entirely disappearingduring late summer and autumn, or duringa heavy honey How. Italian bees seem tobe better able to resist the ravages of thisdisease than any other race. The disease attimes sjneads with startling rapidity and ismost destructive. Where it is jirevalent aconsiderably larger percentage of colonies isaffected than is usual for American fovilbrood. This disease is very variable in itssymptoms and othe
Size: 1869px × 1337px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectbees, bookyear1874