Related by context. Frequent words. (Click for all words.) 63 psyllids 61 invasive pest 59 brown apple moth 58 Asian citrus psyllid 57 psyllid 55 whiteflies 55 weevil 55 moth 54 weevils 53 pests 53 invasive weed 53 insect pests 53 Africanized bees 52 whitefly 52 nematodes 52 Sudden Oak 51 Canker 51 insect 51 CDFA 51 feral pigs 51 fruit flies 51 varroa 50 nematode 50 insect pest 50 fungus 50 gypsy moths 50 pest 49 emerald ash borers 49 downy mildew 49 gypsy moth 49 beetle 49 spider mites 48 chytrid fungus 48 infestation 48 citrus canker 48 invasive pests 48 pathogen 48 biocontrol 48 aphid 48 citrus trees 47 pyrethroids 47 invasive species 47 Infestation 47 citrus greening 47 infected mosquitoes 47 Soybean rust 47 varroa mite 47 pesticide drift 47 Asian longhorned beetle 47 pesticide spraying 47 beetles 47 leafy spurge 47 adelgid 46 tsetse fly 46 pesticide 46 borers 46 aerial spraying 46 Bacillus thuringiensis 46 Aedes aegypti 46 ash borer 46 canker 46 infestations 46 larvae 46 insects 46 fungal 46 pest infestation 46 thrips 45 Aphids 45 moths 45 quagga mussel 45 corn borer 45 food borne pathogens 45 corn rootworm 45 soybean aphids 45 tamarisk 45 Asian soybean rust 45 feral hogs 44 quagga 44 pesticides 44 fumigant 44 stink bug 44 Hantavirus 44 quagga mussels 44 rotenone 44 Humboldt squid 44 Invasive 44 beetle infestation 44 quarantines 44 West Nile 44 avocados 44 toxic pesticides 44 sentinel chickens 44 armyworms 44 genetically modified organisms GMOs 44 rodents 44 West Nile Virus 44 knapweed 44 weed seeds 43 mosquito populations 43 West Nile virus 43 fungal disease