共 8 条
[1]
ALBRIGHT W. P., 1933, POULTRY SCI, V12, P124, DOI 10.3382/ps.0120124
[2]
ASMUNDSON V. S., 1935, POULTRY SCI, V14, P259, DOI 10.3382/ps.0140259
[3]
ASMUNDSON V. S., 1941, POULTRY SCI, V20, P51, DOI 10.3382/ps.0200051
[5]
MARSDEN S. J., 1936, POULTRY SCI, V15, P439, DOI 10.3382/ps.0150439
[6]
SHOFFNER RN, 1946, POULTRY SCI, V25, P412
[7]
Whitson Donald, 1944, POULTRY SCI, V23, P314, DOI 10.3382/ps.0230314