The development and utilization of automated and semi-automated microbial mutagenicity assays : cooperative research and development agreement with Spiral Biotech, Incorporated.

Mode of access: Internet.

Forest fragmentation and island biogeography : a summary and bibliography /

Technical report NPS/NRUW/NRTR-92/08.

Effect of irradiation on the microbial flora surviving irradiation pasteurization of seafoods : final summary for the period May 1963 to April 1964 /

"Contract No. AT(04-3)-502."

Microbial and parasitic foodborne infections and intoxications : a selective annotated bibliography /

At head of title: National Library of Medicine, Reference Services Division, Reference Section.

Late Quaternary mammalian biogeography and environments of the Great Plains and prairies /

Includes bibliographies and index.

Rates of microbial dechlorination of polychlorinated biphenyls (PCBs) in anaerobic sediments from Waukegan Harbor by J.B. Risatti ; prepared for the Illinois Hazardous Waste Research and Information Center.

"HWRIC project HWR 86-010."

Pathogens and microbial control of North American forest insect pests /

"August 1998" -- Cover.