共 11 条
[2]
Heuser G. F., 1943, POULTRY SCI, V22, P269, DOI 10.3382/ps.0220269
[4]
LOWE J. T., 1939, POULTRY SCI, V18, P40, DOI 10.3382/ps.0180040
[5]
MCGINNIS J, 1944, THESIS CORNELL U ITH
[6]
McGinnis James, 1944, POULTRY SCI, V23, P157, DOI 10.3382/ps.0230157
[7]
Singsen E. P., 1947, JOUR NUTRITION, V33, P13
[8]
Singsen E. P., 1944, POULTRY SCI, V23, P152, DOI 10.3382/ps.0230152
[9]
Spitzer Robert R., 1945, JOUR NUTRITION, V30, P183