共 18 条
[3]
CONWAY EJ, 1957, MICRODIFFUSION ANAL, P109
[5]
FRANKLIN BE, 1974, J ANIM SCI, V38, P860
[6]
GARRETT HG, 1976, J ANIM SCI, V43, P322
[7]
Goering H.K., 1970, USDA AGR HDB, V379