共 27 条
[1]
ABADIA D, 1972, P WEST SEC ASAS, V23, P28
[2]
BERG RT, 1967, 46TH U ALB DEP AN SC, P5
[3]
CASH JG, 1950, J DAIRY SCI, V33, P382
[4]
CHRISTIA.LL, 1965, J ANIM SCI, V24, P652
[5]
COLE L. J., 1933, Journal of Dairy Science, V16, P565, DOI 10.3168/jds.S0022-0302(33)93375-5
[7]
DODD FH, 1957, PROGR PHYSL FARM ANI, V3
[9]
GIFFORD W, 1953, 531 ARK AGR EXP STA
[10]
GLEDDIE BF, 1968, CAN J ANIM SCI, V48, P323