Contamination Abiotic 1 Agricultural entomology 1 Biotics 1 Effect of xenobiotics 1 Environment 1 Eutrophication 1 Exposure 1 Food Contamination, Residues and Toxicology 1 Foods 1 Health hazards 1 Herbicides 1 Herbivory 1 Human Health and the Environment 1 Human Toxicology and Poisoning, (New March 2000) 1 International Trade 1 International trade 1 Lakes 1 Man 1 Manufacture 1 Marketing and Distribution 1 Markets 1 Mathematical model 1 Modeling 1 Mollusks 1 Nematicides 1 Nematology 1 Nontarget effects 1 Occupational hazards 1 Occupational health 1