Related by context. Frequent words. (Click for all words.) 75 downy mildew 71 anthracnose 67 fungal disease 65 root rot 64 powdery mildew 64 fungus 63 spp 63 whitefly 62 stripe rust 62 fungal diseases 62 Fusarium 62 insect pest 62 bollworm 61 nematodes 61 nematode 61 insect pests 61 Aphids 61 stem rust 60 vetch 60 dieback 60 aphid 60 Soybean rust 60 spider mites 60 fungi 60 broadleaf weeds 59 knotweed 59 resistant varieties 59 Fungal 58 Bacillus thuringiensis 58 foliar 58 potato blight 58 corn rootworm 58 ragwort 58 Sudden Oak 58 Japanese knotweed 58 tall fescue 58 broadleaf 58 rootstocks 58 aphids 58 herbaceous plants 58 invasive weed 58 whiteflies 58 brassicas 57 fungal 57 cultivars 57 fusarium 57 adelgid 57 corn borer 56 bermudagrass 56 Fungicides 56 thrips 56 cutworms 56 Euphorbia 56 Brassica 56 borers 56 protozoan 56 Aspergillus 56 crabapple 55 varroa mite 55 soybean aphids 55 leafy spurge 55 borer 55 invasives 55 defoliation 55 fireweed 55 nitrogen fixing 55 purple loosestrife 55 oak wilt 54 weed seeds 54 botrytis 54 barberry 54 Poison ivy 54 pathogen 54 Fungus 54 hemlock woolly adelgid 54 pests 54 tomato varieties 54 bindweed 54 ryegrass 54 Canker 54 herbicide resistant 54 Argentine ants 54 weevil 54 cultivar 54 shade tolerant 54 forbs 54 woody plants 53 phylloxera 53 giant hogweed 53 gypsy moths 53 salt tolerant 53 defoliate 53 chickweed 53 pigweed 53 garlic mustard 53 soybean rust 53 stink bug 53 conifers 53 varroa 53 beetle infestation 53 Plasmodium falciparum