Classification
GNA - Geology - soil sciences
67
URA - Soil chemistry
26
LCN - Ecology - soil sciences
12
LWH - Agriculture - soil sciences
10
GAN - Geosciences - mathematical methods, computer applications
2
UHP - Protection of nature and landscape
2
AHZ - History of science and technology
1
DOL - Programming language - Python
1
GBA - General geology, historical geology
1
GBEC - Geomorphology
1
GCAA - Regional geology - Germany
1
GDA - Engineering geology - general
1
GDAB - Rock mechanics, soil mechanics
1
GFA - Mineralogy - general
1
GHA - Petrology - general
1
GMAD - Organic geochemistry
1
GPA - Geobiology - general
1
GRB - Climatology
1
GTA - Hydrology - general
1
GTAK - Hydrogeology
1
HYB - Public health, health politics
1
HYE - Environmental health
1
LCH - Ecology - methods
1
LCNA - Soil microbiology
1
LCNC - Soil science - water transport
1
LWF - Agriculture - methods
1
THL - Thermodynamics - technical aspects
1
UHC - Area planning and environment
1
UHCH - Urban areas
1
UHN - Landscape ecology
1
UUD - Ecotoxicology
1
UVC - Environmental chemicals, hazardous materials - general aspects
1
UVW - Special effects of hazardous materials
1
YRA - Social studies
1