共 20 条
[4]
BLAYLOCK LG, 1956, POULTRY SCI, V35, P1133
[5]
BOLTON W, 1967, POULTRY NUTRITION, P88
[6]
BULLOCK D. W., 1963, British Poultry Science, V4, P227, DOI 10.1080/00071666308415499
[7]
COLES R, 1962, EXPL HUSB, V8, P13
[8]
FISHER C, 1966, World's Poultry Science Journal, V22, P156, DOI 10.1079/WPS19660026
[9]
FURNESS GW, 1970, AGRICULTURE N IRE, V44, P297
[10]
LEE PJW, 1969, THESIS U READING