共 25 条
[4]
BOYD J W, 1973, Acta Agriculturae Scandinavica Supplementum, V19, P136
[5]
CORNELIUS CE, 1957, AM J VET RES, V18, P369
[9]
HARVEY WR, 1980, USDA ARS2080 RES SER
[10]
KRITCHEVSKY D, 1980, NUTR REP INT, V22, P339