Related by context. Frequent words. (Click for all words.) 58 Soybean rust 57 Emerald ash borer 57 Gypsy moths 57 Fertilizing 56 harvested acreage 56 armyworm 55 Infestations 54 Replanting 54 Aflatoxin 54 defoliated 54 beetle infestations 54 Soil erosion 54 winterkill 54 anthracnose 53 defoliation 53 bagworms 53 Canker 53 Fertilization 53 Plantings 53 deciduous forests 52 apple scab 52 aspen stands 52 defoliating 52 armyworms 52 ash borers 52 adelgids 52 Phytophthora 52 Aphids 52 brown marmorated stink bug 52 horseweed 51 Cropland 51 dieback 51 glyphosate resistant 51 bollworm 51 Poison ivy 51 Fungicides 51 invasive insect 51 Droughts 50 bollworms 50 adelgid 50 terrestrial ecosystems 50 stinkbugs 50 spider mites 50 Feral hogs 50 woody plants 50 Sudden Oak 50 soybean aphids 50 soybean aphid 50 irrigated crops 50 oak wilt 50 leaf curl 50 Calving 50 chinch bugs 50 White Nose Syndrome 50 unfertilized 50 Nematodes 50 Grain sorghum 49 Chronic wasting disease 49 Soybean planting 49 sagebrush habitat 49 Crop Progress 49 acidic soils 49 Invasive plants 49 gypsy moth caterpillars 49 emerald ash borers 49 scanty rains 49 fungus 49 sugar beet crop 49 Bt crops 49 Tularemia 49 Irrigated 49 monsoon rainfall 49 honeybee colonies 49 rainfed 49 whiteflies 48 downy mildew 48 alfalfa fields 48 cabbage broccoli 48 Dryness 48 Ethanol Production 48 root rot 48 Soil moisture 48 leaf buds 48 mealy bug 48 ragweed pollen 48 salination 48 cutworms 48 wolf predation 48 mealybug 48 Fusarium 48 defoliate 48 sorghum crop 48 beetle infestation 48 wheat stubble 48 apple moth 48 tall fescue 48 Emerald Ash Borer 48 leaf rust 48 peach crop 48 honey bee colonies 48 bee pollination