Landbrug og biologi
macropores
100%
microparticles
77%
bromides
75%
tracer techniques
69%
drain pipes
48%
drainage water
36%
colloids
33%
pipe drainage
27%
preferential flow
22%
melamine
18%
water table
17%
sprayers
17%
tiles
16%
sandy loam soils
16%
aquatic environment
15%
solutes
13%
detection limit
13%
soil sampling
12%
dyes
11%
resins
11%
water
11%
irrigation
10%
soil
7%
sampling
4%
Geo- og miljøvidenskab
macropore
79%
bromide
75%
drain
65%
trench
65%
tracer
34%
distribution
25%
colloid
18%
pipe
13%
tile drain
12%
water
10%
preferential flow
10%
sandy loam
9%
aquatic environment
8%
dye
8%
resin
7%
field study
7%
solute
7%
soil
7%
irrigation
6%
drainage
6%
contamination
5%
groundwater
5%
detection
5%
experiment
3%