Related by context. Frequent words. (Click for all words.) 63 nitrogen fixing 59 nitrogen fixation 56 photosynthesis 56 nutrient uptake 55 photosynthetic 55 forbs 55 Photosynthesis 55 isoprene 54 cereal grains 54 salt tolerant 54 legumes 54 perennial grasses 53 angiosperms 53 grasses 52 tocopherol 52 seed germination 52 tocotrienols 52 symbionts 51 chloroplast 51 herbaceous plants 51 sedges 51 Switchgrass 51 foliar 51 Miscanthus 51 diatoms 51 carotenoid 51 Fertilization 51 macronutrients 50 agronomic practices 50 Legumes 50 carotenoids 50 nitrogen fertilizers 50 sterol 50 Arabidopsis 50 crop residues 50 nutrient deficiency 49 biopesticides 49 millets 49 Choline 49 Saccharomyces cerevisiae 49 asexual reproduction 49 nutrient 49 spp 49 nutrients 49 legume 49 auxin 48 bioactivity 48 transgenic crops 48 Carbon sequestration 48 woody plants 48 sterols 48 soil fertility 48 insect populations 48 multicellular organisms 48 tyrosine 48 flowering plants 48 shade tolerant 48 resistant starch 48 agroforestry 48 phytoestrogens 48 bioactive compounds 48 drought resistant 48 oleic acid 48 diploid 48 linoleic acid 48 prebiotic 48 biofuel feedstock 48 anthocyanin 47 oligosaccharides 47 metabolic pathways 47 galactose 47 glycosylation 47 oestrogens 47 morphogenesis 47 pest resistant 47 metabolic pathway 47 bermudagrass 47 grains fruits 47 intestinal flora 47 phytosterols 47 unsaturated fats 47 Nematodes 47 chloroplasts 47 lignin 47 pollinators 47 triticale 47 Brassica 47 digestibility 47 phenolic compounds 47 multicellular 47 micronutrients 47 bioenergy 47 gamma tocopherol 47 mosses 47 biocatalysts 47 gut flora 47 Carotenoids 46 pollinating insects 46 organic acids 46 biomass feedstocks 46 abiotic