Agriculture & Biology
biochar
100%
paddy soils
71%
soil water
70%
water holding capacity
63%
pyrolysis
61%
pipes
59%
bamboos
59%
soil properties
55%
soil water movement
44%
soil hydraulic properties
44%
subsurface drainage
43%
irrigation and drainage
42%
potassium
42%
drainage channels
40%
hydrologic cycle
40%
paddies
39%
irrigation canals
38%
subsurface irrigation
37%
gasification
37%
water management
37%
heat transfer
36%
soil
34%
rice hulls
33%
forestry
28%
Japan
28%
fisheries
27%
water temperature
26%
nitrogen fertilizers
25%
rice
24%
agriculture
24%
soybeans
20%
macropores
19%
farmers
19%
soil amendments
15%
agricultural soils
15%
drainage
14%
weather
13%
Mekong River
12%
soil temperature
12%
water
11%
farms
11%
soil pH
10%
soil depth
10%
sustainable communities
9%
agricultural land
8%
simulation models
8%
drain pipes
8%
drainage water
7%
soil formation
6%
nitrogen retention
6%
Earth & Environmental Sciences
biochar
89%
soil water
67%
bamboo
66%
rice
56%
water management
52%
pyrolysis
49%
drainage
49%
soil property
49%
agriculture, fishery and forestry
47%
potassium
47%
soil
44%
pipe
43%
irrigation canal
37%
irrigation
35%
hydrological cycle
33%
cropping practice
33%
soybean
30%
water
30%
hydraulic property
30%
water use
30%
gasification
29%
temperature change
26%
canal
25%
heat transfer
24%
water temperature
23%
farm
20%
drain
19%
nitrogen
19%
macropore
15%
soil amendment
15%
outflow
15%
simulation
14%
comparison
14%
weather condition
14%
agricultural soil
12%
basin
12%
product
11%
agriculture
10%
river basin
10%
soil temperature
10%
inflow
9%
cation exchange capacity
9%
soil depth
8%
effect
8%
soil layer
8%
rain
7%
water conservation
7%
potential evapotranspiration
6%
drainage water
6%
Engineering & Materials Science
Soils
87%
Water
73%
Bamboo
70%
Potassium
68%
Pyrolysis
52%
Nitrogen fertilizers
50%
Agriculture
41%
Water management
39%
Fisheries
38%
Forestry
36%
Damping
28%
Gasification
28%
Wood
25%
Pipe
21%
Irrigation
17%
Excitation energy
17%
Evapotranspiration
13%
Rain
13%
Rivers
11%
Water conservation
11%
Stiffness matrix
11%
Energy balance
10%
Modal analysis
10%
Drainage
9%
Differential equations
9%
Crops
8%
Energy dissipation
8%
Stabilization
8%
Nitrogen
7%
Farms
6%
Salts
6%
Set theory
5%
Biodiversity
5%
Runoff
5%
Water resources
5%
