Earth & Environmental Sciences
biochar
50%
incorporation
39%
in situ
29%
microbial community
22%
compost
21%
soil
20%
effect
11%
organic soil
11%
microscopy
9%
porosity
7%
aggregate stability
6%
tropical soil
6%
soil amendment
6%
bulk density
5%
soil property
4%
community structure
4%
incubation
4%
trial
4%
ammonia
4%
physical property
4%
microstructure
4%
decomposition
3%
organic matter
3%
oxidation
3%
analysis
1%
Medicine & Life Sciences
biochar
100%
Soil
51%
Composting
23%
Microbiota
18%
Porosity
8%
High-Throughput Nucleotide Sequencing
7%
Microscopy
6%
polyacrylamide
5%
Ammonia
4%
Pharynx
3%
X-Rays
2%
Chemical Compounds
Soil
40%
Environment
27%
Compost
22%
Soil Amendment
6%
X-Ray Microscopy
5%
Pore
5%
Bulk Density
4%
Porosity
4%
Organic Matter
4%
Ammonia
3%
Microstructure
2%
Decomposition
2%
Oxidation Reaction
1%
pH Value
1%
Time
1%
Application
1%
Engineering & Materials Science
Soils
37%
Microscopic examination
7%
Wood
6%
Porosity
6%
Polyacrylates
4%
Biological materials
4%
Ammonia
3%
X rays
3%
Physical properties
3%
Oxidation
3%
Decomposition
2%
Microstructure
2%