Herbicides 36 Agronomy 20 HERBICIDES 17 Plant Protection 13 Fungicides 11 WEED CONTROL 11 Weed control 10 herbicides 10 Insecticides 9 Integrated pest management 8 Pests 8 Weed science 8 pesticide residue 7 seed treatments 7 soil treatment 7 WEED MANAGEMENT 6 Herbicides- Physiological aspects 5 WEED ECOLOGY 5 weed control - herbicides 5 Herbicides- Biochemical aspects 4 Herbicides- Classification 4 Pesticides 4 WEED BIOLOGY 4 WEED CLASSIFICATION 4 Weed management 4 Agriculture 3 Aquatic weeds 3 HERBICIDE 3 Herbicide resistance 3 Herbicides-chemical aspects 3