Related by context. Frequent words. (Click for all words.) 63 defoliants 55 defoliant 52 herbicides 52 herbicide 51 Malathion 51 spray 50 pesticides 50 spraying 49 sprays 49 insecticide 49 Agent Orange 48 pesticide 48 CFB Gagetown 48 insecticides 48 chemical sprays 47 Base Gagetown 47 malathion 45 sprayers 45 solvents 45 aerial spraying 44 weedkiller 44 lindane 44 repellants 44 insect infestations 43 chemical 43 rodenticides 43 organophosphates 43 chemicals 43 weed killers 43 beetle infestation 43 carcinogenic chemicals 43 sprayed 43 diazinon 43 Herbicide 43 permethrin 43 noxious chemicals 42 weed killer 42 Fungicide 42 sarin gas 42 bollworm 42 Mountain Pine Beetle 42 caustic chemicals 42 poisonous chemicals 41 Pesticide 41 fireweed 41 larvacide 41 toxic chemicals 41 ultraviolet UV 41 toxic pesticides 41 fumigation 41 tracer rounds 41 coca crops 41 defoliate 41 insect 40 defoliation 40 pesticide spraying 40 insect repellents 40 pyrethroids 40 foggers 40 Herbicides 40 biocide 40 Bacillus thuringiensis 40 insects 40 imidacloprid 40 Spraying 40 Hydrogen peroxide 40 poppy fields 40 pine beetles 40 fungal spores 40 Btk 40 aquatic weeds 40 Pesticides 40 spray nozzles 40 Gypsy Moth 40 chlorinated solvents 40 nozzles 39 fungicides 39 aerosol spray 39 forest fires 39 insecticidal soap 39 sprayer 39 insect pests 39 invasive weeds 39 noxious weed 39 anthracnose 39 larvicide 39 fungal disease 39 fungus 39 Toxic chemicals 39 synthetic pesticides 39 fumigants 39 thinners 39 polluted groundwater 39 chlorine 39 biting insects 39 leafy spurge 39 unexploded bomblets 39 pine beetle 39 anthrax 39 salt cedar 39 chemical warfare