Related by context. Frequent words. (Click for all words.) 59 Varroa mite 56 parasitic mites 55 leafhoppers 54 flea beetles 54 tent caterpillars 54 chestnut blight 54 defoliating 54 leaf curl 54 fungal pathogen 54 Gypsy moths 54 Aphids 53 Stink bugs 53 invasive insect 53 chytrid 53 phylloxera 53 Infestations 53 Phytophthora ramorum 53 mealy bug 53 fungus 53 Nematodes 53 bollworms 53 stinkbugs 53 moth larvae 53 parasitic wasp 52 Phytophthora 52 mealybug 52 Bubonic Plague 52 Schistosomiasis 52 varroa mites 52 Invasive plants 52 superweeds 52 whitefly 52 insect borne diseases 52 adelgids 52 parasitic infections 52 downy mildew 52 chytrid fungus 52 honeybee colonies 52 infestation 52 leaf blight 52 mutated strain 52 tsetse flies 51 fungal disease 51 Varroa 51 chytridiomycosis 51 whiteflies 51 beetle infestations 51 stem rust 51 locust infestation 51 parasitic worms 51 varroa mite 51 sea lampreys 51 Rift Valley fever 51 funguses 51 defoliate 50 ash borers 50 bee populations 50 avian influenza H#N# 50 adelgid 50 borers 50 rinderpest 50 apple scab 50 leaf beetles 50 protozoan 50 Mutated 50 genetic alteration 50 Bark beetles 49 bioterrorists 49 tick borne 49 epidemics 49 mealy bugs 49 corn borers 49 trigger allergic reactions 49 honey bee colonies 49 bollworm 49 bark beetles 49 mealybugs 49 Fungal 49 Citrus canker 49 Sudden Oak 49 citrus greening disease 49 insect pests 49 pest insects 48 herbicide resistant weeds 48 European corn borer 48 Bacterial infections 48 Ebola Marburg 48 regrows 48 lymphatic filariasis 48 parasitoids 48 Yersinia pestis 48 Flu pandemic 48 dengue viruses 48 desert locusts 48 Emerald ash borer 48 diarrhea dysentery 48 cankerworms 48 hogweed 48 Y. pestis 48 virulent strains 48 causative agents