Classification
GNA - Geology - soil sciences
59
URA - Soil chemistry
33
LCN - Ecology - soil sciences
15
LWH - Agriculture - soil sciences
10
UHP - Protection of nature and landscape
3
AXZ - Atlasses
1
GAN - Geosciences - mathematical methods, computer applications
1
GBA - General geology, historical geology
1
GCAA - Regional geology - Germany
1
GDAB - Rock mechanics, soil mechanics
1
GKA - Geophysics - general
1
GMAD - Organic geochemistry
1
GPA - Geobiology - general
1
GRB - Climatology
1
GTA - Hydrology - general
1
LCH - Ecology - methods
1
LCNC - Soil science - water transport
1
UEA - Environmental policy and economy - general aspects
1
UHC - Area planning and environment
1
UHCH - Urban areas
1
UHN - Landscape ecology
1
UXW - Underground disposal of radioactive waste
1