Related by context. Frequent words. (Click for all words.) 72 citrus greening 64 psyllid 63 invasive pest 62 fungal disease 61 Canker 61 canker 60 fungus 60 citrus canker 59 Soybean rust 59 Asian citrus psyllid 58 pathogen 56 Asian soybean rust 55 disease 55 citrus 54 varroa mite 54 weevil 53 avian influenza virus 53 Salmonella infection 53 powdery mildew 53 insect pests 53 insect pest 53 citrus trees 52 parasitic disease 52 aphid 52 pests 52 soybean rust 51 varroa 51 mosquito borne disease 51 root rot 51 Hantavirus 51 nematode 51 causative agent 51 parasite 51 parasitic infection 50 infestation 50 fungal infection 50 invasive weed 50 bacterium 50 beetle infestation 50 Africanized bees 50 beetle 50 mosquito borne virus 50 spider mites 50 Shigella 50 brown apple moth 50 food borne pathogens 49 Colony Collapse Disorder 49 citrus crops 49 Aphids 49 pest 49 fungal diseases 49 stem rust 49 dengue virus 49 parasitic diseases 49 aflatoxin 49 stink bug 49 Chagas disease 49 EHEC 49 virus 49 P. falciparum 49 Salmonella 49 Salmonella infections 49 Salmonella bacteria 49 Asian longhorned beetle 49 Marburg virus 49 aureus 48 diseases 48 Parvo 48 deadly H#N# virus 48 nematodes 48 Eastern Equine Encephalitis 48 Ebola outbreak 48 prion disease 48 citrus crop 48 Eastern equine encephalitis 48 pathogens 48 Ug# 48 schistosomiasis 48 equine herpes virus 48 infestations 48 knotweed 48 bark beetle 47 ash borer 47 avian flu 47 fungal 47 invasive species 47 flu virus 47 herpes virus 47 Hepatitis C virus 47 bird flu strain 47 insect 47 highly pathogenic 47 Vibrio 47 harmful algal blooms 47 mycotoxin 47 mycobacteria 47 avian flu virus 47 feral pigs 47 microorganism 47 Fusarium 47 eastern equine encephalitis