共 4 条
[1]
Bayon H. P., 1937, NATURE, V139, P370, DOI DOI 10.1038/139370B0
[2]
ERIKSEN S, 1925, POULT SCI, V4, P3
[3]
HUNGERFORD TG, 1937, NSW GAZ NOV, P647
[4]
KAUPP BF, 1922, POULTRY DISEASES