Indexed/abstracted in: Acid Rain Abstracts; Acid Rain Index; AGRICOLA; Bibliography of Agriculture; Biocontrol News and Information; Biological Abstracts; Biology and Environmental Sciences; British Geological Literature; Current Advances in Ecological and Environmental Sciences; Current Awareness in Biological Sciences (CABS); Current Contents/Agriculture, Biology and Environmental Sciences; Ecological Abstracts; Faxon Finder; Forestry Abstracts; Forest Production Abstracts; GEOBASE; Geographical Abstracts; Physical Geography; GeoREF (Online Database for Bibliography and Index of Geology); Periodicals Scanned and Abstracted; Life Sciences Collection; Plant Breeding Abstracts; Research Alert; Review of Medical and Veterinary Mycology; Review of Plant Pathology; SCISEARCH; Weed Abstracts