Predicting nitrate-nitrogen loads in subsurface drainage as a function of fertilizer application rate and timing in southern Minnesota

Earth & Environmental Sciences

• nitrogen load 100%
• fertilizer application 91%
• fertilizer 58%
• drainage 57%
• nitrate 56%
• rate 25%
• management practice 17%
• nitrogen 11%
• soybean 10%
• loss 10%
• growing season 8%
• maize 8%
• crop 7%
• surface water 6%
• simulation 4%
• modeling 4%

Engineering & Materials Science

• Fertilizers 99%
• Nitrates 97%
• Drainage 83%
• Nitrogen 72%
• Nitrogen fertilizers 12%
• Surface waters 9%

Chemical Compounds

• Fertilizer 95%
• Application 24%
• Nitrogen Fertilizer 12%
• Reduction 9%
• Surface Water 7%
• Simulation 4%
• Nitrogen 4%
• Time 2%