共 15 条
[1]
AITKEN J. R., 1963, CANADIAN JOUR ANIMAL SCI, V43, P290
[6]
HARGREAVES RC, 1955, POULTRY SCI, V44, P1223
[7]
HEYWANG BURT W., 1940, POULTRY SCI, V19, P29, DOI 10.3382/ps.0190029