共 32 条
[12]
HENDERSON CR, 1970, NE AI SIRE COMPARISO
[13]
KING GJ, 1970, ARS44222 US DEP AGR
[14]
LEGATES JE, 1966, 1966 S EST BREED VAL, P145
[15]
LEGATES JE, 1965, N CAROLINA I BREEDIN
[16]
LENTZ WE, 1969, J ANIM SCI, V29, P109
[17]
MCALLIST.AJ, 1971, J DAIRY SCI, V54, P777
[18]
MCALLISTER AJ, 1970, THESIS OHIO STATE U
[20]
MCDANIEL BT, 1965, ARS44164 US DEP AGR