Related by context. Frequent words. (Click for all words.) 64 nitrates 62 Pesticides 59 Nitrate 59 Dioxins 58 Acrylamide 56 nitrate 56 Contaminants 56 aflatoxins 55 manures 55 livestock manure 54 Nutrients 54 Perchlorate 54 nitrites 54 pesticides 54 Pollutants 54 Effluent 54 Inhalation 53 endocrine disrupters 53 Sulfate 53 Atrazine 53 pesticides herbicides 53 methyl mercury 53 Supplementation 53 ruminant animals 53 Homocysteine 53 oxalic acid 52 chemical residues 52 Toxins 52 suspected carcinogen 52 Aflatoxin 52 endocrine disruptors 52 nutrient loading 52 diazinon 52 paraquat 51 Biosolids 51 mycotoxins 51 Contamination 51 Lactose 51 dioxins 51 Allergens 51 Herbicides 50 naturally occurring substance 50 effluent 50 furans 50 polychlorinated biphenyls PCBs 50 contaminate groundwater 50 acute toxicity 50 sulphites 50 E Coli 50 Toxic chemicals 50 algal blooms 50 mycotoxin 50 pesticide residues 50 hormone disrupting 49 Ingesting 49 lindane 49 chlordane 49 carbofuran 49 organophosphates 49 Salinity 49 iron manganese 49 Pesticide 49 chloramine 49 coenzyme Q# 49 coliforms 49 nutrient absorption 49 Substances 49 endocrine disruptor 49 effluent discharge 49 total dissolved solids 49 Quercetin 49 nitrogen fertilizers 49 fumigants 49 Malathion 48 trihalomethanes 48 Rotenone 48 harmful contaminants 48 Vitamin B6 48 industrial effluents 48 Clostridium botulinum 48 Concentrations 48 polybrominated diphenyl ethers 48 Fructose 48 sewage discharges 48 E.Coli 48 mg l 48 Triclosan 48 toxic pesticides 48 Fertilizing 48 Contaminated 48 organic acids 48 bromate 48 Elevated levels 48 treated effluent 48 acrolein 48 alkaloids 48 Sediments 48 Dioxin 48 arsenic 48 chloramines 48 synthetic hormones