Related by context. Frequent words. (Click for all words.) 56 infestation 54 infestations 53 gypsy moths 52 emerald ash borers 52 Aerial spraying 52 gypsy moth caterpillars 51 pest infestation 50 oak wilt 50 beetle infestation 50 locust plague 50 armyworms 49 aerial spraying 49 invasive pest 49 fireweed 49 insect pest 48 pests 48 invasive weed 48 Asian longhorned beetle 48 Eurasian milfoil 48 Japanese knotweed 48 insect infestations 48 sprayings 48 defoliated 48 defoliate 47 defoliation 47 invasive pests 47 feral pigs 47 Soybean rust 47 adelgid 47 Emerald Ash Borer 47 locust swarms 47 Feral hogs 46 Invasive species 46 gypsy moth 46 locust 46 insect infestation 46 rodenticides 46 biocontrol 46 locust invasion 45 brown apple moth 45 insect pests 45 spraying pesticides 45 Canker 45 earwigs 45 ash borer 45 bark beetle 45 knotweed 45 invasive species 44 invasive weeds 44 fungal disease 44 varroa mite 44 pest 44 phylloxera 44 mosquitos 44 feral animals 44 Entomologists 44 stink bugs 44 mosquito populations 44 Didymo 43 noxious weed 43 anthracnose 43 ragwort 43 hemlock woolly adelgid 43 pine beetle infestation 43 blight 43 herbicides 43 rat infestation 43 stinging insects 43 beetles 43 tiger mosquito 43 toxic pesticides 43 pesticides 43 dieback 43 Eurasian watermilfoil 43 pine plantations 43 prolonged drought 43 fungus 43 hatchings 43 pesky insects 43 insect 43 beetle 43 soybean aphid 43 downy mildew 43 invasive alien 43 insecticide 43 bug infestation 43 bollworm 43 weevils 43 potato blight 43 Asian soybean rust 43 veld fires 43 hemlock trees 43 whitefly 43 giant hogweed 43 emerald ash borer 43 citrus canker 42 phragmites 42 Biosecurity Queensland 42 carpenter ants 42 stink bug 42 pesticide spraying