共 15 条
[1]
ACKERSON CW, 1938, NEBRASKA AGR EXP STA, V100
[3]
DANSKY LM, 1952, THESIS CORNELL U
[4]
Fraps G. S., 1943, POULTRY SCI, V22, P421, DOI 10.3382/ps.0220421
[5]
HARSHAW H. M., 1940, Poultry Science, V19, P404, DOI 10.3382/ps.0190404
[6]
HARSHAW H. M., 1939, POULTRY SCI, V18, P486, DOI 10.3382/ps.0180486
[7]
Harshaw H. M., 1943, POULTRY SCI, V22, P126, DOI 10.3382/ps.0220126
[8]
Harshaw HM, 1936, J AGRIC RES, V53, P0357
[9]
JENSEN AH, 1952, J ANIM SCI, V11, P767
[10]
KLINE EA, 1952, J ANIM SCI, V11, P750