Classification
URA - Soil chemistry
24
UVF - Environmental aspects of heavy metals and their compounds
7
LCN - Ecology - soil sciences
4
LWH - Agriculture - soil sciences
4
GNA - Geology - soil sciences
3
LCNA - Soil microbiology
3
UCEB - Environmental pollution
2
GMK - Geochemistry of elements, minerals, rocks
1
LTH - Biotechnology - methods
1
LTN - Biotechnology - biodegradation
1
LWW - Agriculture - transfer factors, radioagronomy
1
UCE - Environmental impact, environmental pollution
1
UCGN - Control of environmental pollution - biological methods
1
UHC - Area planning and environment
1
UPP - Water pollution
1
USGH - Contaminated sites
1
UXAL - Radioisotopes in soil and groundwater
1