共 4 条
[1]
CHRISTIANSEN J. B., 1940, POULTRY SCI, V19, P18, DOI 10.3382/ps.0190018
[2]
Hammond John C., 1944, POULTRY SCI, V23, P78, DOI 10.3382/ps.0230078
[3]
QUINN JOSEPH P., 1939, POULTRY SCI, V18, P259, DOI 10.3382/ps.0180259
[4]
Van LANDINGHAM A. H., 1942, POULTRY SCI, V21, P346, DOI 10.3382/ps.0210346