Number of Articles: 2 | ||
1 | PRODUCTION OF VITAMIN B12 BY Propionibacterium Freudenreichii AND Bacillus megaterium | |
Volume 30, Issue 7, July 2005, Page 4149-4162 | ||
Khadiga A. Abou-Taleb; W. A. Mashhoor; Sohair A. Nasr; M. S. Sharaf | ||
2 | PRODUCTION OF VITAMIN B12 BY SOME LOCAL ISOLATES OF STREPTOMYCETES | |
Volume 30, Issue 2, February 2005, Page 1069-1082 | ||
W. M. Abu El Wafa; F.H. Ahmed; M. S. Sharaf; E. A. Saleh | ||