Nitrification gene ratio and free ammonia explain nitrite and nitrous oxide production in urea-amended soils

Earth & Environmental Sciences

• nitrous oxide 56%
• urea 56%
• nitrite 51%
• nitrification 50%
• ammonia 43%
• gene 41%
• soil property 32%
• fertilizer 31%
• soil 23%
• tillage 19%
• microcosm 19%
• agricultural soil 18%
• rate 17%
• biological processes 17%
• chemical process 17%
• soil type 16%
• management practice 16%
• greenhouse gas 15%
• ozone 14%
• toxicity 13%
• bacterium 11%
• nitrogen 10%

Medicine & Life Sciences

• Nitrification 100%
• Nitrous Oxide 64%
• Ammonia 62%
• Nitrites 60%
• Soil 59%
• Urea 51%
• Fertilizers 28%
• Genes 22%
• Nitrobacter 18%
• Greenhouse Gases 15%
• Chemical Phenomena 12%
• Ozone 11%
• Practice Management 10%
• Statistical Models 10%
• Nitrogen 9%
• Biological Phenomena 8%
• Bacteria 6%
• Population 3%

Agriculture & Biology

• nitrous oxide production 74%
• nitrification 65%
• nitrous oxide 62%
• nitrogen dioxide 57%
• nitrites 55%
• ammonia 45%
• urea 42%
• soil 27%
• genes 18%
• soil properties 9%
• nitrogen fertilizers 9%
• Nitrobacter 8%
• dynamic models 5%
• greenhouse gases 5%
• statistical models 5%
• agricultural soils 5%
• structural genes 5%
• ozone 5%
• soil types 4%
• tillage 4%
• fertilizers 3%
• toxicity 3%
• bacteria 2%