Earth & Environmental Sciences
time domain reflectometry
100%
solute transport
66%
electrical conductivity
52%
dye
39%
soil
39%
water content
37%
soil salinity
28%
irrigation
28%
dye tracer
23%
groundwater
22%
drip irrigation
22%
probe
22%
soil type
21%
image analysis
20%
calibration
19%
artificial recharge
18%
experiment
17%
preferential flow
17%
infiltration
14%
modeling
14%
water
14%
brackish water
14%
solute
12%
soil water
12%
capillary fringe
11%
sensor
11%
sand
11%
point source
11%
permittivity
11%
soil moisture
11%
contamination
10%
bottom ash
9%
water flux
9%
bromide
9%
nonaqueous phase liquid
9%
water salinity
9%
saline soil
9%
parameter
9%
climate
8%
laboratory experiment
8%
rhizosphere
8%
prediction
8%
reflectometry
8%
water budget
8%
distribution
8%
pollutant
8%
soil color
7%
recharge
7%
salt
7%
transfer function
7%
Agriculture & Biology
time domain reflectometry
43%
electrical conductivity
27%
dielectrics
17%
soil solution
16%
water content
16%
calibration
16%
soil
15%
soil transport processes
14%
image analysis
13%
porous media
11%
brackish water
11%
soil water
10%
probes (equipment)
10%
soil salinity
9%
dyes
9%
Tunisia
9%
microirrigation
8%
soil color
8%
soil types
8%
sand
8%
capillary fringe
8%
tracer techniques
8%
irrigation water
8%
groundwater
7%
irrigation
6%
soil salinization
6%
emitters (equipment)
6%
water salinity
6%
Dolichopodidae
5%
surface irrigation
5%
soil water content
5%
subsurface irrigation
5%
neural networks
5%
tomography
5%
new species
5%