共 33 条
[1]
ARNAUD, 1889, CAROTEROIDS RELATED
[3]
BECHDEL SI, 1940, B PA AGR EXP STA, V396, P24
[4]
BETHKE R. M., 1939, POULTRY SCI, V18, P179, DOI 10.3382/ps.0180179
[5]
BOLIN D. W., 1939, JOUR DAIRY SCI, V22, P111, DOI 10.3168/jds.S0022-0302(39)92861-4
[6]
CAMPBELL G, 1939, CHEM IND, P232
[7]
FAGAN T. W., 1938, WELSH JOUR AGRIC, V14, P160
[8]
FITZGERALD GA, 1938, FOOD RES, V3, P100
[9]
FRAPS CS, 1937, B TEXAS AGR EXP STA, V557, P3
[10]
GOODWIN MW, 1940, B DEL AGR EXP STA, V223, P21