共 51 条
[24]
GOPALAN C, 1960, LANCET, V1, P954
[25]
GRABER G, 1971, J ANIM SCI, V33, P1005
[27]
HALPIN KM, 1987, POULT SCI
[28]
LEWIS AJ, 1977, J NUTR, V107, P1361, DOI 10.1093/jn/107.8.1361
[30]
LITTLE TM, 1978, HORTSCIENCE, V13, P504