Proceedings of a symposium sponsored by the U. of Maryland, the USDA, and du Pont (date and location not specified). Government, academic, and industry scientists discuss the role of biotechnology in food safety. The 23 papers are presented in sections on policy and regulation, the natural control of microorganisms, the detection of microorganisms, the relation of the biological control of pests to food safety, and ingredients and food safety. No index. Annotation copyright Book News, Inc. Portland, Or.