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Earth and Planetary Sciences
Nitrous Oxide
100%
Nitrogen
29%
Ammonia
20%
Methane
17%
Greenhouse Gas
17%
Emission Factor
16%
Europe
13%
Carbon Dioxide
12%
Fertilizer Application
11%
Surface Water
11%
Atmospherics
10%
Denitrification
10%
Carbon Sequestration
10%
Greenhouse Gas Emission
10%
Heathland
10%
Land Cover
10%
Animal Production
10%
Land Management
10%
Isotopic Analysis
10%
Soil Emission
10%
Scale Effect
10%
Production System
10%
Surface Layers
10%
Forest Management
10%
Environmental Change
10%
Groundwater
10%
Livestock
10%
Vaporization
8%
Soils
7%
Advection
6%
Nitrification
5%
Grassland
5%
Agricultural and Biological Sciences
Greenhouse Gas
30%
Carbon Sequestration
22%
Forest Growth
22%
Emission Factor
21%
Atmospheric Deposition
20%
Carbon Dioxide
18%
Methane
16%
Grassland
15%
Tree Growth
13%
Manure Storage
11%
Agricultural Soil
11%
Picea Abies
10%
Beech
10%
Moorland
10%
Forest Management
10%
Felling
10%
Wet Deposition
10%
Animal Production System
10%
Net Ecosystem Production
10%
Growth Models
10%
Basal Area
10%
Forest Stands
10%
Covariance
10%
Avian Influenza
10%
Pinus
9%
Environmental Factor
7%
Climate Change
7%
Ecosystem Model
6%
Acid Deposition
6%
Soils
6%
Radish
6%
Site Index
5%
Stand Density
5%
Quercus Petraea
5%
Arable Land
5%
Crop Management
5%
Surface Water
5%
Soil Quality
5%
Land Use
5%
Agricultural Storage Systems
5%
Factor Analysis
5%
Weather
5%
Virus
5%
Egg Yolk
5%