Related by context. Frequent words. (Click for all words.) 69 pesticides fertilizers 68 fertilizers 65 herbicides pesticides 64 pesticides herbicides 62 pesticides 62 chemical fertilizers 60 synthetic fertilizers 58 artificial fertilizers 58 agro chemicals 56 fertilizer 55 manures 54 synthetic pesticides 53 agrichemicals 53 agricultural inputs 53 seeds fertilizers 52 herbicides 51 insecticides 51 crop residues 51 toxic pesticides 51 chemicals 50 nitrogen fertilizers 50 bug sprays 49 biofuel feedstocks 49 organic fertilizers 49 Fertilizing 49 Pesticides 48 Herbicides 48 soil fertility 48 detergents 48 animal dung 48 forage crops 48 crops 48 crop residue 48 wood preservatives 48 pesticide 47 lawn fertilizers 47 soil compaction 47 rice hulls 47 agrochemicals 47 Malathion 47 corrosives 47 agronomic practices 47 biofuel crops 47 rodenticides 47 chemical sprays 47 carbaryl 46 irrigation 46 grass cuttings 46 petro chemicals 46 acidifying 46 weed killers 46 biopesticides 46 drain cleaners 46 Drip irrigation 46 feedstuffs 46 wheat oats 46 agro chemical 46 nutrients 46 fish emulsion 46 GMO seeds 46 livestock manure 46 agricultural residues 46 nitrogen phosphorous 45 weed seeds 45 pest infestation 45 ornamental plants 45 soil erosion 45 industrial effluents 45 composted manure 45 nitrogen fertilizer 45 perennial grasses 45 hydraulic fluids 45 absorbents 45 irrigations 44 impervious surfaces 44 insecticidal 44 residues 44 diazinon 44 millets 44 poisonous chemicals 44 fumigants 44 weed eaters 44 solvents 44 nitrogen 44 horticultural crops 44 bleaching powder 44 soil conditioner 44 compost heaps 44 cellulosic materials 44 biomass feedstocks 44 nutrient runoff 44 mulches 44 soils 44 agricultural 44 bio fuels 43 diatomaceous earth 43 Fertilizer 43 pyrethrum 43 Nitrogen 43 prunings 43 Nitrates