共 27 条
[14]
RAND NT, 1957, POULTRY SCI, V36, P1151
[15]
RINEHART KE, 1975, POULTRY SCI, V54, P1809
[17]
SHANK FR, 1968, POULTRY SCI, V47, P1718
[18]
SPANDORF AH, 1966, THESIS U MARYLAND
[19]
SPRING JL, 1957, POULTRY SCI, V36, P1159
[20]
THOMAS DP, 1967, J NUTR, V91, P468