共 9 条
[1]
BETHKE, 1929, POULTRY SCI, V8, P257
[2]
BETHKE, 1929, POULTRY SCI, V9, P45
[3]
BUCKNER, 1929, POULTRY SCI, V7, P284
[4]
BUCKNER, 1930, POULTRY SCI, V9, P235
[5]
BUCKNER, 1929, POULTRY SCI, V9, P1
[6]
HART, 1930, POULTRY SCI, V9, P296
[7]
KENNARD, 1922, POULTRY SCI, V1, P1
[8]
MASSENGALE, 1930, POULTRY SCI, V9, P240
[9]
*OH AGR EXPT STA, 1926, OH AGR EXPT STA B, V392, P69