Keyphrases
Soil Organic Matter Fractions
100%
Organic Matter Fractions
100%
R-ratio
80%
Humic Acid
80%
Light Fraction
80%
Fulvic Acid
40%
Peak Ratio
40%
Functional Groups
20%
Functional Significance
20%
Fourier Transform Infrared Spectroscopy (FT-IR)
20%
Biological Activity
20%
Manure
20%
Diffuse Reflectance
20%
Diffuse Reflectance Infrared Fourier Transform Spectroscopy (DRIFTS)
20%
Sand
20%
Management Practices
20%
Fractional Composition
20%
Clay
20%
Crop Residues
20%
CN Ratio
20%
Mineral Soil
20%
Amended Soil
20%
Soil Organic Matter
20%
Farming Systems
20%
Particulate Organic Matter
20%
Litter Fractions
20%
Grain-based
20%
Management Impact
20%
Conventional Management
20%
Organic Management
20%
Biological Availability
20%
Manure-amended Soil
20%
Soil Organic Matter Composition
20%
Recalcitrant C
20%
Organic Matter Chemistry
20%
R-peak
20%
Ratio Comparison
20%
Agricultural and Biological Sciences
Soil Organic Matter
100%
Humic Acid
50%
Grains
25%
Fulvic Acid
25%
Bioavailability
12%
Fourier Transform Infrared Spectroscopy
12%
Mineral Soils
12%
Farming System
12%
Crop Residue
12%