Classification
GNA - Geology - soil sciences
27
URA - Soil chemistry
11
LWH - Agriculture - soil sciences
6
LCN - Ecology - soil sciences
2
UMB - Atmospheric chemistry
2
GAN - Geosciences - mathematical methods, computer applications
1
GMK - Geochemistry of elements, minerals, rocks
1
GPA - Geobiology - general
1
GTAK - Hydrogeology
1
UMV - Climatic change
1
UVF - Environmental aspects of heavy metals and their compounds
1