Related by context. Frequent words. (Click for all words.) 57 downy mildew 57 soybean aphid 56 rootworm 56 Phytophthora 56 soybean aphids 56 pigweed 56 mealybug 55 anthracnose 55 Soybean rust 55 Asian soybean rust 55 nematode 55 brown marmorated stink bug 55 Emerald ash borer 54 soybean rust 54 armyworms 54 leaf rust 54 Gypsy moths 53 herbicide tolerant 53 bollworms 53 insect pest 53 stripe rust 53 tall fescue 52 vetch 52 bollworm 52 superweeds 52 herbicide resistant 52 weevil 52 Fescue 52 stinkbugs 51 giant salvinia 51 armyworm 51 Phragmites 51 root rot 51 sawfly 51 corn rootworm 51 Herculex 51 fungus 51 fungal pathogens 50 emerald ash borers 50 Aphids 50 pennycress 50 Hydrilla 50 Nematodes 50 Feral hogs 50 Extension agronomist 50 bermudagrass 50 cutworms 50 stem rust 50 bagworms 50 Africanized honeybees 50 corn borer 50 whiteflies 50 hogweed 50 alfalfa fields 50 stink bug 50 transgenic corn 50 boll weevils 49 insect 49 pink bollworm 49 Grain sorghum 49 nematodes 49 spider mites 49 whitefly 49 Bollgard 49 soybean 49 invasive weed 49 winter hardiness 49 perennial ryegrass 49 soybean varieties 49 European corn borer 49 chinch bugs 49 aphid 49 Infestations 49 harvested acreage 49 invasive pest 48 Crabgrass 48 fungal disease 48 Sugar beet 48 spotted knapweed 48 Bt toxin 48 dodder 48 Fusarium 48 powdery mildew 48 cankers 48 sentinel plots 48 fireweed 48 ash borers 48 Extension entomologist 48 dryland wheat 48 European grapevine moth 48 overwintered 48 leafy spurge 47 Brassica 47 Bollgard II 47 Switchgrass 47 Formosan termites 47 salvinia 47 resistant varieties 47 sugarbeet 47 Medfly 47 beetle