共 17 条
[1]
ACKERSON CW, 1938, U NEBRASKA AGR EXP S, V100
[2]
Bethke RM, 1928, J AGRIC RES, V36, P0855
[3]
BRIGGS G. M., 1942, POULTRY SCI, V21, P379
[4]
Eakin RE, 1940, J BIOL CHEM, V136, P801
[5]
Hammond John C., 1944, POULTRY SCI, V23, P78, DOI 10.3382/ps.0230078
[7]
HEUSER GF, 1944, CORNELL B, V810