Rennie, J., Morgenthaler, O., Bee-Mason, JC., Whyte, R., Blandford, EJ., Betts, AD., Finckh, L., Showalter, JBF.
Paralysis, nosema, acarine. Diseases of bees.
The Bee World, 1924, 3-8.
Signatur: PUB Bienen
Publikations-ID (Webcode): 15373 Per E-Mail versenden
