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Sparks, Donald L.
40
Kerpen, W.
4
Paul, Eldor A.
4
Brady, N. C.
3
Führ, Fritz
3
Sauerbeck, D.
3
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Scharpenseel, H. W.
3
Alef, Kassem
2
Benbi, Dinesh K.
2
Bertram, Hans-Georg
2
Black, C. A.
2
Blum, Winfried E. H.
2
Bollag, J. M.
2
Bremner, J. M.
2
Brogi, Cosimo
2
Cai, Gaochao
2
Delscher, Thomas.
2
Drewes, Norbert
2
Dunger, W.
2
Duynisveld, W. H.
2
Dvorak, Pavel
2
Führ, F.
2
Garre, Sarah
2
Hillel, Daniel.
2
Lal, Rattan
2
Lübben, S.
2
Merz, Steffen
2
Nannipieri, Paolo
2
Page, A. L.
2
Reimann, Clemens
2
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soil chemistry
57
soil
53
soil pollution
41
soil science
36
agriculture
35
soil biology
35
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soil microbiology
35
agronomy
34
soil protection
29
plant soil relationship
25
crop
20
soil water
18
fertilizer
15
plant
15
erosion
14
fertilization
14
soil physics
14
nitrogen
13
root
12
ecosystem
10
nutrient
10
water
10
humic substance
9
nitrogen cycle
9
carbon cycle
8
denitrification
8
nitrate
8
root growth
8
lysimeter
7
microbial activity
7
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LWH - Agriculture - soil sciences
340
URA - Soil chemistry
79
GNA - Geology - soil sciences
63
LWE - Agriculture - general aspects
37
LCN - Ecology - soil sciences
24
LWV - Agriculture - plant protection
8
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LCM - Terrestrial ecology
7
GPA - Geobiology - general
6
LAN - Biology - mathematical methods, statistics
6
LCNA - Soil microbiology
6
LENI - Plant physiology - transport processes
6
UMV - Climatic change
6
UPVC - Groundwater
6
LCNC - Soil science - water transport
5
LWF - Agriculture - methods
5
LWVC - Plant protection
5
LWW - Agriculture - transfer factors, radioagronomy
5
LCH - Ecology - methods
4
LCR - Ecology of microorganisms - land and water
4
LHH - Microbiology - methods
4
LHN - Fungi - general aspects
4
UHN - Landscape ecology
4
GDAB - Rock mechanics, soil mechanics
3
GMAB - Hydrogeochemistry
3
UCG - Control of environmental pollution
3
UHP - Protection of nature and landscape
3
UPP - Water pollution
3
UUD - Ecotoxicology
3
UVC - Environmental chemicals, hazardous materials - general aspects
3
UVR - Environmental aspects of halogens and halogenated hydrocarbons
3
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