共 17 条
[2]
BURNS MJ, 1955, P SOC EXP BIOL MED, V89, P420, DOI 10.3181/00379727-89-21831
[4]
DAGHIR NJ, 1959, POULTRY SCI, V38, P1197
[7]
INVESTIGATIONS OF THE CHOLINE REQUIREMENT OF LAYING HENS .1. THE INFLUENCE OF DIFFERENT SUPPLY WITH CHOLINE ON CRITERIA OF EGG-PRODUCTION
[J].
ARCHIV FUR TIERERNAHRUNG-ARCHIVES OF ANIMAL NUTRITION,
1980, 30 (10-1)
:795-804
[10]
LIM F, 1964, J ASSOC OFF AGR CHEM, V47, P501