共 68 条
- [41] Scheunert A, 1937, BIOCHEM Z, V295, P107
- [42] SCHEUNERT A., 1936, Biedermanns Zentralblatt. B. Tierernahrung, V8, P120
- [43] SCHOPFER WH, 1943, PLANTS VITAMINS
- [45] SIDDAPPA GS, 1934, P INDIAN ACAD SCI, V1, P229
- [46] Silwari WS, 1942, SOIL SCI, V53, P299, DOI 10.1097/00010694-194204000-00006
- [47] SNELL EE, 1941, U TEXAS PUBL, V4137, P11
- [48] SNELL EE, 1941, U TEXAS PUBL, V4137, P22