Keyphrases
N2O Emission
100%
Conservation Reserve Program
71%
N2O Flux
47%
Grassland
46%
Switchgrass
41%
Nitrous Oxide
37%
No-till
36%
US Midwest
35%
Soil Nitrous Oxide Emissions
34%
Fertilization
34%
Soil Nitrous Oxide
34%
Land-use History
33%
Bioenergy Production
33%
Nitrous Oxide Emission
33%
Restored Prairie
30%
Nitric Oxide Emission
29%
Annual Crops
28%
Michigan
27%
Poplar
27%
Shrubland
26%
Open Path
26%
Wheat
26%
Perennial Grasslands
25%
Zero Discharge
25%
Carbon Credits
25%
Cropping System
25%
Agriculture
25%
Afforestation
23%
Semi-arid Shrubland
23%
Sedimentation Basin
23%
Nitrous Oxide Flux
23%
Land Use Effects
23%
Fluidized Bed Reactor
23%
Biofuel Production
22%
Static Chamber
22%
Nitrate
21%
Land Use Change
21%
Perennial Bioenergy Crops
21%
Biomass Feedstock
20%
Ethanol
20%
Eddy Covariance
20%
Semi-arid
19%
Greenhouse Gas Emissions
18%
Cropland
18%
Nitrogen Fertilization
18%
Agricultural Soil
18%
Mariculture System
17%
CO2 Flux
16%
Cornfield
16%
Corn-soybean
16%
Agricultural and Biological Sciences
Annuals
98%
Maize
89%
Perennials
83%
Greenhouse Gas
69%
Grassland
68%
Conservation Reserve Program
65%
Bioenergy
64%
Grains
48%
Land Use
46%
Agricultural Science
41%
Cropping System
39%
Biofuel
38%
Panicum virgatum
37%
Feedstock
35%
Water Use Efficiency
27%
Shrubland
26%
Afforestation
25%
Populus
23%
Cropland
22%
Eddy Covariance
20%
Microbial Community
17%
Land Use Change
16%
Monoculture
16%
Carbon Balance
15%
Nitrogen Oxide
15%
Soil Temperature
14%
Agricultural Soil
13%
Energy Crop
12%
Polyculture
12%
Pinus
12%
Fluidized Bed
11%
Microalga
11%
Bacterial Communities
11%
Agroecosystem
11%
Methane
11%
Emission Factor
10%
Irrigation
10%
Soil Carbon
10%
Fossil Fuel
9%
Mariculture
9%
Nitrite
9%
Global Warming
9%
Triticum aestivum
9%
Miscanthus
9%
Soil Type
9%
Environmental Factor
9%
Cover Crop
8%
Biomass Production
8%
Bromus Inermis
8%
Microbiome
7%
Earth and Planetary Sciences
Nitrous Oxide
88%
Emissions
74%
Nitrous Oxide
51%
Land Use
35%
Grassland
30%
Eddy Covariance
27%
Nitric Oxide
23%
Sedimentation Basin
23%
Shrubland
18%
Afforestation
17%
Agricultural Soil
17%
Michigan
16%
Bioenergy
15%
Microbial Community
15%
Water Use Efficiency
15%
Flux Measurement
15%
Fluidized Bed Reactor
15%
Trickling Filter
13%
Sludge
13%
Organic Matter
13%
Planetary Atmosphere
12%
Rewetting
11%
Quantum Cascade Lasers
10%
Mariculture
9%
Nitrite
9%
Recirculating System
9%
Atmospherics
9%
Carbon Dioxide
9%
Grassland Ecosystem
9%
Israel
9%
Trace Gas
8%
Greenhouse Gas
8%
Tetracycline
7%
United States of America
7%
Soil Nitrogen
7%
Coastal Wetland
7%
Nitrogen Oxide
7%
Wisconsin
7%
Cover Crop
7%
Desert Soil
7%
Carbon Dioxide Emission
7%
Crop Rotation
7%
Aquaculture System
7%
Carbon Budget
7%
Positive Feedback
7%
Soil Emission
6%
Soil Respiration
6%
Farmland
6%
Orthophosphate
5%
Microbial Activity
5%