Related by context. Frequent words. (Click for all words.) 74 crop residue 67 corn stover 64 perennial grasses 60 biomass 59 woody biomass 58 oilseed crops 58 switchgrass 58 manures 57 Miscanthus 57 prairie grasses 57 feedstocks 56 feedstuffs 55 woody plants 55 wood chips 55 corn stalks 55 corn silage 54 cellulosic biomass 54 biochar 54 conservation tillage 54 forages 54 monocultures 54 biofuel crops 54 distillers grains 53 grasses 53 cereal grains 53 biomass fuels 53 soil fertility 53 croplands 53 synthetic fertilizers 53 nitrogen fertilizers 53 cobs 52 compost pile 52 weed seeds 52 windrows 52 sequester carbon 52 nitrous oxide emissions 52 bioenergy 51 cereal crops 51 Cellulosic ethanol 51 silage 51 woody debris 51 cropland 51 fertilizers pesticides 51 crops 51 corn cobs 51 coarse grains 51 carbon sequestration 51 cellulose 51 tillage 51 organic fertilizers 50 linseed 50 cellulosic 50 compost 50 native grasses 50 cornstalks 50 fungal spores 50 distillers grain 50 rotational grazing 50 bagasse 50 feedstock 50 mulches 50 sweet sorghum 50 bio fuels 49 carbon sinks 49 composted 49 miscanthus 49 leaf litter 49 forage 49 Biomass 49 syngas 49 manure 48 soil compaction 48 photosynthesis 48 mulching 48 fossil fuels 48 briquettes 48 nitrogen fertilizer 48 Mulching 48 liquid fuels 48 compost piles 48 legumes 48 agroforestry 48 soil erosion 48 grassland 48 grass clippings 48 understory 48 unharvested 48 rutabagas 48 arable land 48 corn ethanol 48 red clover 48 windbreaks 47 vegetation 47 corn husks 47 anaerobic digestion 47 chemical fertilizers 47 grains 47 corn kernels 47 lignin 47 rapeseed 47 weeds