Reduced nitrate leaching in a perennial grain crop compared to maize in the Upper Midwest, USA

Agriculture & Biology

• Panicum virgatum 100%
• grain crops 86%
• leaching 80%
• nitrates 69%
• nitrogen fertilizers 56%
• corn 51%
• Thinopyrum intermedium subsp. intermedium 32%
• fertilizer application 29%
• soil solution 24%
• alfalfa 19%
• Thinopyrum intermedium 16%
• stand age 13%
• nitrate nitrogen 13%
• biomass 12%
• denitrification 12%
• aquatic ecosystems 12%
• perennial grasses 11%
• intercropping 11%
• groundwater 11%
• developed countries 11%
• food quality 10%
• soil water content 10%
• water quality 10%
• drinking water 10%
• human health 9%
• crop yield 9%
• legumes 8%
• grain yield 8%
• degradation 6%
• crops 5%

Earth & Environmental Sciences

• cereal 90%
• maize 73%
• leaching 63%
• nitrate 60%
• fertilizer 59%
• alfalfa 34%
• intercropping 20%
• crop 19%
• food quality 17%
• biomass 16%
• nitrogen 16%
• crop yield 14%
• aquatic ecosystem 13%
• denitrification 12%
• grass 11%
• soil 11%
• human health 11%
• soil water 11%
• water content 10%
• drinking water 10%
• decomposition 9%
• water quality 9%
• groundwater 8%
• world 7%