Keyphrases
Soil Distribution
100%
Soil Orders
100%
Soil Content
100%
C Content
100%
Spodosols
80%
Alfisols
60%
Organic Horizon
20%
Total Organic C
20%
Atmospheric CO2 Concentration
20%
Soil Clay
20%
Organic Minerals
20%
Soil Organic Carbon Pools
20%
Soil N Pools
20%
USDA Soil Taxonomy
20%
Soil Horizons
20%
Organic Layer
20%
Pedological Survey
20%
Spodic Horizons
20%
Humus
20%
Soil C Pools
20%
Entisols
20%
Inceptisols
20%
Layer Soil
20%
Agricultural and Biological Sciences
Forest Soil
100%
Spodosol
80%
Alfisol
60%
Arable Land
20%
Soil Profile
20%
Clay Soil
20%
Spodic Horizons
20%
Organic Horizons
20%
Humus
20%
Afforestation
20%
Mineral Soils
20%
USDA
20%
Soil Depth
20%
Entisol
20%
Terrestrial Ecosystem
20%