Classification
GNA - Geology - soil sciences
65
URA - Soil chemistry
15
LCN - Ecology - soil sciences
10
LWH - Agriculture - soil sciences
9
GAN - Geosciences - mathematical methods, computer applications
2
AXZ - Atlasses
1
DOL - Programming language - Python
1
GBA - General geology, historical geology
1
GBEC - Geomorphology
1
GDAB - Rock mechanics, soil mechanics
1
GFA - Mineralogy - general
1
GHA - Petrology - general
1
GPA - Geobiology - general
1
LCNA - Soil microbiology
1
LCNC - Soil science - water transport
1
LWW - Agriculture - transfer factors, radioagronomy
1
PCG - Transport theory - diffusion theory, filter processes
1
UMV - Climatic change
1