Related by context. Frequent words. (Click for all words.) 64 agronomic practices 63 crops 63 drought resistant 62 pest resistant 60 oilseed crops 60 resistant varieties 60 salt tolerant 59 crop rotations 59 crop yields 58 forage crops 58 perennial grasses 57 brassicas 57 nitrogen fixing 56 soil fertility 56 drought tolerant corn 55 biopesticides 55 herbicide tolerant 55 transgenic crops 55 biofuel feedstock 55 biofuel crops 54 sweet sorghum 54 cowpeas 54 soybean varieties 54 seed germination 54 horticultural crops 54 cereal crops 54 millets 54 Switchgrass 54 Roundup Ready crops 53 nutrient uptake 53 insect resistant 53 herbicide resistant 53 drought tolerant 53 crop residues 53 cereal grains 53 fertile soils 53 cowpea 53 genetically modifying 53 agroforestry 53 biomass feedstocks 53 genetically modified crops 52 shade tolerant 52 forbs 52 transgenic plants 52 nematodes 52 legumes 52 temperate zones 52 insect pests 52 cabbage broccoli 52 prolonged droughts 52 Miscanthus 52 lupins 52 vetch 52 Bollgard II 51 smallholder farmers 51 corn borer 51 oilseed crop 51 bollworm 51 monocultures 51 sorghum 51 insect populations 51 grains fruits 51 Ejeta 51 crop 51 sown crops 51 Genetically modified crops 51 Nematodes 51 corn silage 51 cellulosic materials 51 floods droughts 50 bioenergy 50 mechanized farming 50 brassica 50 lucerne 50 alfalfa 50 forages 50 switchgrass 50 ICRISAT 50 tall fescue 50 cultivars 50 miscanthus 50 transgenics 50 GMO seeds 50 perennial ryegrass 50 rootworm 50 Phytophthora 50 forage 50 irrigated crops 49 genetically engineered seeds 49 Crops 49 soyabeans 49 Bt Cotton 49 soybean aphid 49 rotational grazing 49 grasses 49 genetically modify 49 Fertilizing 49 legume 49 nutrient runoff 49 varieties 49 genetic modification