Earth and Planetary Sciences
Emissions
85%
Soil
70%
Nitrous Oxide
69%
Nitrogen
46%
Model
45%
Agriculture
40%
Nitrous Oxide
39%
United Kingdom
35%
Investigation
35%
Management
34%
Datum
30%
Utilization
28%
Impact
26%
Farm
26%
Carbon
26%
Approach
25%
Site
25%
Greenhouse Gas Emission
23%
Greenhouse Gas
23%
Mitigation
21%
Yield
21%
Input
20%
Climate Change
20%
Research
19%
Efficiency
19%
Rate
18%
Climate
17%
Agricultural Soil
16%
Estimate
16%
China
16%
Plant
16%
Land Use
16%
Methane
15%
Evaluation
15%
Water
15%
Farmland
15%
Scotland
14%
Fertilizer
13%
Need
13%
Cost
13%
Response
12%
Nitrification
12%
Assessment
12%
Area
12%
Wheat
12%
Ammonia
12%
Fertilization
12%
Productivity
11%
Corn
11%
Value
11%
Rice
11%
Policy
11%
Quality
11%
Information
11%
Difference
10%
Condition
10%
Farming System
10%
Whirl
10%
Livestock
10%
Milk
10%
Option
10%
Increasing
10%
Variability
10%
Management Practice
9%
Sampling
9%
Land
9%
Straw
9%
Time
9%
Abundance
9%
Tillage
9%
Average
9%
Emission Factor
8%
Ecosystem
8%
Europe
8%
Comparison
8%
Production System
8%
Inhibitor
8%
Soil Quality
8%
Support
8%
Risk
8%
Strategy
8%
Report
8%
Nematode
8%
Experiment
7%
Variation
7%
Target
7%
Sample
7%
Community
7%
Soil Structure
7%
Inventory
7%
Catchment
7%
Land Use Change
7%
Soil Organic Carbon
7%
Soil Carbon
7%
Winter
7%
Convention
7%
Content
6%
Summer
6%
Plain
6%
Data Set
6%
Agricultural and Biological Sciences
Soil
100%
Crops
86%
Greenhouse Gas
52%
Fields
51%
Barley
41%
Models
38%
Grassland
35%
Ramularia
31%
Fertilizer
28%
Climate Change
25%
Swan
24%
Climate
24%
Cropping System
23%
Wheat
22%
Leaf Spot
21%
Farmers
21%
Legume
19%
Research
19%
Nutrients
19%
Europeans
19%
Farm Animal
19%
Area
18%
Roots
17%
Risk
17%
Fungi
17%
Grains
15%
Emissions Factor
15%
Methane
15%
Pests
14%
Leaves
14%
Integrated Pest Management
14%
Varieties
14%
Brassica Napus
13%
Seasons
13%
Maize
13%
Land Use
13%
Fungicide
13%
Annuals
13%
Crop Yield
12%
Cultivar
12%
Crop Rotation
11%
Foods
11%
Environment
11%
Nematode
11%
Methodology
11%
Soil Structure
11%
Mathematical Model
11%
Common Wheat
11%
Measurement
10%
Grazing
10%
Proteins
10%
Water
10%
Grasses
10%
Farming Systems
10%
Spring Barley
10%
Soil Organic Carbon
10%
Soil Quality
10%
Information
10%
Land
9%
Grazing Land
9%
Agricultural Soils
9%
Community Structure
9%
Dairies
9%
Mixtures
9%
Cropland
9%
Spring
9%
Crop Production
9%
Seeds
8%
Knowledge
8%
Organic Farming
8%
Biomass
8%
Inventories
8%
Hosts
8%
Surfaces
8%
Intercropping
8%
Genes
8%
Ecosystems
8%
No-Tillage
8%
Cattle
8%
Nitrification
8%
Pea
8%
Grain Legume
8%
Uncertainty
8%
Summer
8%
Green Manure
7%
Potatoes
7%
Objectives
7%
Soil Properties
7%
Tillage
7%
Urine
7%
Weeds
7%
Arable Land
7%
Variability
7%
Sampling
7%
Clubroot
7%
Larvae
7%
Nitrogen Fertilizer
7%
Minerals
7%
Weather
6%
Bacterial Communities
6%