共 10 条
[1]
DRAPER HH, 1955, J ANIM SCI, V14, P1200
[3]
DRAPER HH, P SOC EXP BIOL MED
[4]
JENSEN LS, 1956, P SOC EXP BIOL MED, V91, P386, DOI 10.3181/00379727-91-22270
[5]
JOHNSON B, 1955, 3RD P INT C VIT, V1, P46
[6]
MADSEN LL, 1935, CORNELL U AGR EXP ST, V178
[7]
METZGER H. J., 1927, Cornell Veterinarian, V17, P35
[8]
MONSON WJ, 1955, POULTRY SCI, V34, P1211