Agriculture & Biology
forest restoration
100%
soil organic carbon
80%
case studies
59%
China
45%
urban areas
41%
carbon
26%
soil
25%
soil carbon
24%
carbon sinks
24%
soil types
19%
Haplustepts
19%
particulate organic carbon
15%
Pinus tabuliformis
14%
aggregate stability
13%
microbial carbon
13%
afforestation
12%
forest plantations
12%
reforestation
12%
forest types
11%
soil chemical properties
11%
soil physical properties
11%
vegetation types
11%
total nitrogen
10%
Populus
10%
Quercus
9%
soil sampling
8%
plantations
8%
water
8%
Business & Economics
Soil
81%
Beijing
79%
Carbon
75%
Restoration
57%
China
35%
Contribution Rate
14%
Incubation
14%
Urban Areas
13%
Plantation
7%
Peri-Urban Area
6%
Reforestation
6%
Afforestation
5%
Vegetation
5%
Water
5%
Physical Properties
5%
Nitrogen
5%
Biomass
4%
Co2
4%
Inconsistency
3%
Earth & Environmental Sciences
organic carbon
54%
restoration
53%
project
36%
index
35%
soil
29%
carbon
16%
incubation
14%
urban area
13%
soil carbon
12%
soil type
10%
plantation
10%
periurban area
7%
rate
7%
aggregate stability
7%
reforestation
6%
particulate organic carbon
6%
afforestation
6%
carbon stock
6%
forest soil
5%
vegetation type
5%
oak
5%
soil layer
5%
chemical property
5%
pine
5%
physical property
4%
biomass
3%
water
3%
nitrogen
3%
land
3%