Classification
LHL - Microbiology - general aspects
40
LHH - Microbiology - methods
32
HBM - Medical microbiology, infectious diseases
25
LHD - Microbiology - comprehensive works
19
LCR - Ecology of microorganisms - land and water
14
LHY - Bacteria - physiology
11
LHA - Microbiology - reference books, culture collections
10
LHM - Microbiology - genetics
7
LTU - Genetic engineering
6
LAA - Biology - reference books
5
LON - Molecular genetics
5
LAD - Biology - comprehensive works
4
LRH - Cytology - methods
4
LTD - Biotechnology - comprehensive works
3
LVN - Food science - chemistry, analytics
3
FHE - Imaging methods in materials characterization
2
GMA - Geochemistry - general
2
GNA - Geology - soil sciences
2
GWAA - Raw material programs
2
HBG - Molecular biology in medicine, human genetics
2
LEL - Botany - lower plants
2
LHW - Bacteria - general aspects
2
LKR - Biochemistry of enzymes
2
LMN - Molecular biophysics, biophysical chemistry
2
LMS - Bioenergetics
2
LTH - Biotechnology - methods
2
LVE - Food science - general
2
UCA - Environmental problems, man and environment - general aspects
2
UPN - Water protection, water quality, clean water
2
USNG - Waste water treatment - biological aspects
2
AHZ - History of science and technology
1
AZZ - Firm index - general
1
CTS - Gas chromatography
1
CUW - Mass spectroscopy
1
FHG - Electron microscopy
1
GBHC - Ocean floor - sediments, morphology
1
GMAB - Hydrogeochemistry
1
GPA - Geobiology - general
1
GSA - Applied geodesy
1
GWBA - Raw material resources, raw material reserves
1
HJK - Clinical immunology, allergy, immunosuppression
1
HKE - Special pathology, pathophysiology
1
LAN - Biology - mathematical methods, statistics
1
LCK - Ecology - general aspects
1
LCNA - Soil microbiology
1
LENI - Plant physiology - transport processes
1
LGM - Zoology - Protozoa
1
LHN - Fungi - general aspects
1
LHZ - Viruses
1
LKD - Biochemistry - comprehensive works
1
more ...