共 6 条
- [1] Bergey DH., 1939, MAN DETERM BACTERIOL
- [2] BURKEY LLOYD ALLEN, 1928, IOWA STATE COLL JOUR SCI, V3, P57
- [3] COLES HW, 1928, PLANT PHYSIOL, V1, P379
- [4] KRUSE W, 1910, IOWA STATE COLL J SC, V3, P57
- [6] Werch SC, 1941, P SOC EXP BIOL MED, V46, P569