Related by context. Frequent words. (Click for all words.) 58 brown apple moth 56 invasive weed 55 gypsy moths 54 ash borer 54 fungal disease 53 varroa mite 53 fungus 53 psyllid 53 infestation 52 Asian soybean rust 52 pests 52 nematode 51 gypsy moth 51 Emerald Ash Borer 51 weevil 51 beetle infestation 51 emerald ash borer 51 citrus canker 50 invasive species 50 citrus greening 50 zebra mussel 50 moth 50 weevils 50 feral pigs 49 nematodes 49 aphid 49 stem rust 49 knapweed 49 pest 48 insect 48 beetle 48 spider mites 48 insect pests 48 noxious weed 48 Ug# 47 stink bug 47 soybean rust 47 pathogen 47 infestations 46 Africanized bees 46 powdery mildew 46 noxious weeds 46 Zebra mussels 46 quagga 46 invasive weeds 45 zebra mussels 45 aquatic invasive species 45 armyworms 45 borers 45 fungal diseases 45 mosquito borne virus 44 bovine tuberculosis 44 bark beetle 44 aphids 44 pesticide 44 West Nile virus 44 beetles 44 stink bugs 44 mosquito larvae 43 infected mosquitoes 43 pesticide spraying 43 Bovine TB 43 wine grape 43 thrips 43 Colony Collapse Disorder 43 genetically engineered seeds 43 boll weevil 43 disease brucellosis 43 GMO crops 43 mosquito 43 root rot 43 purple loosestrife 43 mosquito populations 43 genetically engineered crops 43 invasives 43 insects 43 orchardists 43 quagga mussels 43 knotweed 43 pesticides 43 borer 43 biotech crops 42 Chronic Wasting Disease 42 pesticide poisoning 42 bovine TB 42 feral hogs 42 West Nile Virus 42 deadly H#N# virus 42 fungicides 42 citrus trees 42 microorganism 42 didymo 42 CDFA 42 wine grapes 42 fungal 42 pine beetles 42 genetically modified crops 42 highly pathogenic H#N# strain 42 fruit flies 42 canker 42 overwintering