Classification
URA - Soil chemistry
16
GNA - Geology - soil sciences
8
LWH - Agriculture - soil sciences
8
LCN - Ecology - soil sciences
5
LCNA - Soil microbiology
4
LWW - Agriculture - transfer factors, radioagronomy
2
UVF - Environmental aspects of heavy metals and their compounds
2
GDAB - Rock mechanics, soil mechanics
1
LAN - Biology - mathematical methods, statistics
1
LVE - Food science - general
1
UCGE - Control of environmental pollution - analytical methods
1
UCS - Environmental chemistry
1
UMLN - Air pollution by other sources
1
UPT - Water pollution control and measurement
1
UPTF - Organic pollutants in water
1
UPTK - Volatile pollutants in water
1
UVC - Environmental chemicals, hazardous materials - general aspects
1
UVFD - Environmental aspects of specific heavy metals - cadmium, lead, mercury
1
UVH - Environmental aspects of other metals and their compounds
1