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 |