共 22 条
- [4] BAUERNFEIND J. C., 1942, Poultry Science, V21, P136, DOI 10.3382/ps.0210136
- [5] COUCH JR, 1949, P SOC EXP BIOL MED, V72, P39, DOI 10.3181/00379727-72-17325
- [6] CRAVENS W. W., 1942, POULTRY SCI, V21, P301, DOI 10.3382/ps.0210301
- [7] CRAVENS W. W., 1941, POULTRY SCI, V20, P313, DOI 10.3382/ps.0200313
- [8] Dam H, 1929, BIOCHEM Z, V215, P475
- [10] DIETRICH LS, 1951, P SOC EXP BIOL MED, V77, P93, DOI 10.3181/00379727-77-18688