共 20 条
[1]
BOND HE, 1959, THESIS CORNELL U
[3]
DUNLOP RH, 1964, THESIS U MINNESOTA
[4]
ELSDEN SR, 1945, J EXP BIOL, V22, P51
[5]
FLATT WP, 1966, J DAIRY SCI, V49, P714
[7]
HUNGATE RE, 1952, CORNELL VET, V42, P423
[9]
Krogh N., 1961, Acta Veterinaria Scandinavica, V2, P103
[10]
KROGH N., 1960, Acta Veterinaria Scandinavica, V1, P383