共 7 条
- [1] FAHEY J. E., 1954, CANADIAN JOUR COMP MED AND VET SCI, V18, P13
- [2] JOHNSON E. P., 1956, CORNELL VET, V46, P409
- [3] KERR KM, 1964, AVIAN DIS, V8, P257
- [6] OLSON NO, 1972, DISEASES POULTRY, P756
- [7] Subramanyam P., 1960, Avian Diseases, V4, P165, DOI 10.2307/1587502