共 36 条
[1]
BECKER E. R., 1930, IOWA STATE COLL JOUR SCI, V4, P215
[2]
BECKER ELERYR., 1927, IOWA STATE COLL JOUR SCI, V1, P345
[3]
Becker ER, 1930, AM J HYG, V11, P362
[4]
BECKER ER, 1932, Q REV BIOL, V1, P282
[5]
BLACK S, 1942, THESIS U WISCONSIN
[6]
BUCHNER P, 1930, TIER PFLANZE SYMBIOS
[7]
CALKINS GN, 1941, PROTOZOA BIOLOGICAL, P890
[8]
CALKINS GN, 1938, BIOL PROTOZOA
[9]
Cannon W.B., 1932, WISDOM BODY
[10]
CANNON WB, 1936, DIGESTION HLTH