| 435 / | HD | CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY |
| 821 | ![]() | MICRO-ORGANISMS USED IN THE DESTRUCTION OF HAZARDOUS OR TOXIC WASTE {5} |
| 822 | DF | .~> Using bacteria or actinomycetales {39} |
| 911 | DF | .~> Using fungi {14} |
| 946 | DF | .~> Using algae |
| 947 | DF | .~> Using protozoa |
| 948 | DF | .~> Using viruses or cell lines |