Bioenergy sorghum’s deep roots: A key to sustainable biomass production on annual cropland

Agriculture & Biology

• cropland 93%
• bioenergy 84%
• biomass production 67%
• root systems 24%
• soil profiles 21%
• biomass 15%
• growing season 15%
• soil organic carbon 14%
• lateral roots 14%
• root growth 11%
• genes 11%
• macropores 9%
• aerenchyma 8%
• nutrient transport 8%
• soil productivity 8%
• biobased products 8%
• nutrient use efficiency 7%
• grain crops 6%
• ammonium 6%
• biofuels 6%
• transcriptomics 5%
• nitrates 5%
• blood vessels 5%
• drought 5%
• fertilizers 4%
• phosphates 4%
• stems 4%
• corn 3%
• gene expression 3%
• soil 3%
• tissues 2%
• cells 2%

Engineering & Materials Science

• Biomass 69%
• Soils 60%
• Genes 52%
• Organic carbon 33%
• Nutrients 27%
• Bioproducts 17%
• Drought 16%
• Fertilizers 13%
• Nitrates 13%
• Phosphates 12%
• Biofuels 12%
• Crops 12%
• Gene expression 12%
• Cells 10%
• Nitrogen 10%
• Tissue 9%
• Productivity 8%

Earth & Environmental Sciences

• bioenergy 85%
• biomass 46%
• root system 25%
• gene 19%
• soil profile 14%
• growing season 13%
• soil 8%
• old field 7%
• nutrient 6%
• gene expression 5%
• macropore 5%
• cereal 5%
• biofuel 5%
• anatomy 5%
• defense 4%
• stem 4%
• maize 4%
• field study 4%
• fertilizer 4%
• ammonium 4%
• drought 4%
• phosphate 3%
• attribute 3%
• nitrate 3%
• tissue 3%
• runoff 3%
• productivity 3%
• cell 3%
• nitrogen 3%
• analysis 1%