共 15 条
[2]
BRANDT AE, 1938, 234 IOW AGR EXPT STA
[3]
BRODY S, 1945, BIOENERGETICS GROWTH, P853
[4]
BURT AWA, 1957, DAIR SCI ABSTR, V19, P434
[6]
JENSEN E, 1942, 815 USDA TECH B
[9]
OGRINZ EF, 1958, THESIS RUTGERS STATE
[10]
RAMAGE CH, 1957, J ANIM SCI, V16, P1057