共 5 条
[1]
HEUSER GF, 1932, CORNELL EXT B, V240
[2]
JENNINGS RD, 1943, USDA670 CIRC
[3]
Maynard L. A., 1946, JOUR NUTRITION, V32, P345
[4]
POTTER LM, 1953, NH AGR EXPT STA B, V401
[5]
1953, DEC S SPEC FEED MANK