48 



Pfeiffer, Zeitschrift fuer Hygiene, Bd. 5. 1889, S. S^S- 



Robinson, Poultry Craft, Boston, 1899. 



Rivolta, II Medico veterinario, 1869. 



Rivolta u. Silvestrini, Giornale di anatomia, tisiologia e patologia, 1873, 



p. 42. 



Rivolta u. Delprato, L'ornitoiatria, Pisa, 1880, p. 271. 



Rivolta, Dei parasit, veget., Torino, 1873. 



Siedamgrotzky, Bericht ueber das Vet. Wesen im Koenigreiche Sachsen, 

 1872. S. 87. 



Stevenson, Journal of Comp. Med. 1898, July. 



Theobald, The parasitic diseases of Poultry, London. 1897. 



Trasbot, Annales de med. veterinaire, 1879, P- 465- 



Trinchera, Clinica veterin, 1899. 



Whitfield, The Indian game fowl, London, 1892. 



Williams u. Cameron, The Journal of Pathology and Bacteriology, Edin- 

 burgh and London, 1896, 3, p. 344. 



Wright, The practical Poultry Keeper, London, Paris, Melbourne 1897. 



Zuern, Die Krankheiten des Hausgefluegels, Leipzig, 1882, p. 104. 



