Classification
URA - Soil chemistry
405
GNA - Geology - soil sciences
111
LWH - Agriculture - soil sciences
79
LCN - Ecology - soil sciences
35
UPVC - Groundwater
14
UVF - Environmental aspects of heavy metals and their compounds
14
LCNA - Soil microbiology
10
UCS - Environmental chemistry
9
UPP - Water pollution
9
UPN - Water protection, water quality, clean water
8
GMK - Geochemistry of elements, minerals, rocks
7
LTN - Biotechnology - biodegradation
6
LWV - Agriculture - plant protection
6
UPT - Water pollution control and measurement
6
UUD - Ecotoxicology
6
UVM - Environmental aspects of hydrocarbons - incl. oil
6
LWE - Agriculture - general aspects
5
UCGE - Control of environmental pollution - analytical methods
5
UHP - Protection of nature and landscape
5
UMB - Atmospheric chemistry
5
UPCE - Water chemistry
5
UPTF - Organic pollutants in water
5
USGH - Contaminated sites
5
LCNC - Soil science - water transport
4
LWW - Agriculture - transfer factors, radioagronomy
4
UCG - Control of environmental pollution
4
UHN - Landscape ecology
4
CTA - Chemical analysis - comprehensive works
3
GMA - Geochemistry - general
3
GPA - Geobiology - general
3
LCH - Ecology - methods
3
LCM - Terrestrial ecology
3
UAN - Environment - mathematical methods, computer applications
3
UCEB - Environmental pollution
3
UCGN - Control of environmental pollution - biological methods
3
UHC - Area planning and environment
3
UHCH - Urban areas
3
UMN - Air pollution control and measurement
3
UVC - Environmental chemicals, hazardous materials - general aspects
3
UVFD - Environmental aspects of specific heavy metals - cadmium, lead, mercury
3
CTYH - Sampling and sample preparation in chemical analysis
2
CUUB - NMR (Nuclear Magnetic Resonance) spectroscopy
2
CWSH - Extraction
2
GDAB - Rock mechanics, soil mechanics
2
GMAB - Hydrogeochemistry
2
GMAD - Organic geochemistry
2
GTAK - Hydrogeology
2
GTAP - Hydrological investigation methods
2
LCK - Ecology - general aspects
2
LCMG - Animals - ecology
2
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