. Diseases of bees. Bees. Plate 5. Sac'brood: 1, 2. Healthy brood at the age at which it dies of Sacbrood; 3, 4. Brood recently dead of disease; 5, 6, 7, 8, 9, 10. Brood in various stages of deca'<'. —(Reproduced from Bulletin 431.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original

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Keywords: ., bookcentury1900, bookdecade1900, bookpublisher, booksubjectbees