| Broad Concept Heading |
Concept Code |
|
Concept Heading |
|
General biology
|
00502
|
|
philosophy
|
|
00504
|
|
taxonomy, nomenclature and terminology
|
|
00506
|
|
explorations, expeditions, etc.
|
|
00508
|
|
institutions, administration and legislation
|
|
00510
|
|
museums, botanical/zoological gardens, aquaria
|
|
00512
|
|
conservation, resource management
|
|
00514
|
|
textbooks, general; education; audio-visual aids
|
|
00516
|
|
nature study and materials
|
|
00518
|
|
nontechnical literature (minor only)
|
|
00520
|
|
symposia, transactions, proceedings
|
|
00522
|
|
history and archaeology
|
|
00524
|
|
biographies
|
|
00526
|
|
bibliography
|
|
00530
|
|
information, documentation, retrieval and computer applications
|
|
00531
|
|
forensic science
|
|
00532
|
|
miscellaneous
|
|
|
|
|
|
Methods
|
01004
|
|
laboratory methods
|
|
01006
|
|
laboratory apparatus
|
|
01008
|
|
field methods
|
|
01010
|
|
field apparatus
|
|
01012
|
|
photography
|
|
01014
|
|
apparatus; miscellaneous
|
|
|
|
|
|
Microscopy
|
01052
|
|
general and special techniques
|
|
01054
|
|
cytology and cytochemistry
|
|
01056
|
|
histology and histochemistry
|
|
01058
|
|
electron microscopy
|
|
|
|
|
|
Evolution
|
01500
|
|
Evolution
|
|
|
|
|
|
Cytology
|
02502
|
|
general
|
|
02504
|
|
plant
|
|
02506
|
|
animal
|
|
02508
|
|
human
|
|
|
|
|
|
Genetics
|
03502
|
|
general
|
|
03504
|
|
plant
|
|
03506
|
|
animal
|
|
03508
|
|
human
|
|
03509
|
|
population genetics
|
|
03510
|
|
sex differences
|
|
|
|
|
|
Mathematical biology and statistical methods
|
04500
|
|
Mathematical biology and statistical methods
|
|
|
|
|
|
Physical anthropology; ethnobiology
|
05000
|
|
Physical anthropology; ethnobiology
|
|
|
|
|
|
Social biology; human ecology
|
05500
|
|
Social biology; human ecology
|
|
|
|
|
|
Aerospace/underwater biology
|
06002
|
|
general; methods
|
|
06004
|
|
ecology and psychology
|
|
06006
|
|
physiology and medicine
|
|
06008
|
|
engineering and instrumentation
|
|
06010
|
|
exobiology
|
|
06012
|
|
space radiation
|
|
|
|
|
|
Subterranean bioresearch
|
06400
|
|
Subterranean bioresearch
|
|
|
|
|
|
Radiation biology
|
06502
|
|
general
|
|
06504
|
|
radiation and isotope techniques
|
|
06506
|
|
radiation effects and protective measures
|
|
|
|
|
|
Behavioral biology
|
07002
|
|
general and comparative behavior
|
|
07003
|
|
animal behavior
|
|
07004
|
|
human behavior
|
|
07005
|
|
conditioning
|
|
07006
|
|
animal communication
|
|
|
|
|
|
Circadian rhythms and other periodic cycles
|
07200
|
|
Circadian rhythms and other periodic cycles
|
|
|
|
|
|
Ecology; environmental biology
|
07502
|
|
general; methods
|
|
07504
|
|
bioclimatology and biometeorology
|
|
07506
|
|
plant
|
|
07508
|
|
animal
|
|
07510
|
|
oceanography and limnology
|
|
07512
|
|
oceanography
|
|
07514
|
|
limnology
|
|
07516
|
|
wildlife management; aquatic
|
|
07518
|
|
Wildlife management; terrestrial
|
|
|
|
|
|
Clinical biochemistry; general methods and applications
|
10006
|
|
Clinical biochemistry; general methods and applications
|
|
|
|
|
|
Comparative biochemistry, general
|
10010
|
|
Comparative biochemistry, general
|
|
|
|
|
|
Biochemistry
|
10011
|
|
physiological water studies
|
|
|
|
|
|
Biochemistry; gases
|
10012
|
|
Biochemistry; gases
|
|
|
|
|
|
Biochemistry methods
|
10050
|
|
general
|
|
10052
|
|
nucleic acids, purines and pyrimidines
|
|
10053
|
|
vitamins
|
|
10054
|
|
proteins, peptides and amino acids
|
|
10055
|
|
porphyrins and bile pigments
|
|
10056
|
|
lipids
|
|
10057
|
|
sterols and steroids
|
|
10058
|
|
carbohydrates
|
|
10059
|
|
minerals
|
|
|
|
|
|
Biochemistry studies
|
10060
|
|
general
|
|
10062
|
|
nucleic acids, purines and pyrimidines
|
|
10063
|
|
vitamins
|
|
10064
|
|
proteins, peptides and amino acids
|
|
10065
|
|
porphyrins and bile pigments
|
|
10066
|
|
lipids
|
|
10067
|
|
sterols and steroids
|
|
10068
|
|
carbohydrates
|
|
10069
|
|
minerals
|
|
|
|
|
|
Replication, transcription, translation
|
10300
|
|
Replication, transcription, translation
|
|
|
|
|
|
Biophysics
|
10502
|
|
general biophysical studies
|
|
10504
|
|
general biophysical techniques
|
|
10506
|
|
molecular properties and macromolecules
|
|
10508
|
|
membrane phenomena
|
|
10510
|
|
bioenergetics: electron transport and oxidative phosphorylation
|
|
10511
|
|
bioengineering
|
|
10515
|
|
biocybernetics
|
|
|
|
|
|
External effects
|
10602
|
|
general
|
|
10604
|
|
light and darkness
|
|
10606
|
|
pressure
|
|
10608
|
|
sonics; ultrasonics
|
|
10610
|
|
electric, magnetic and gravitational phenomena
|
|
10612
|
|
physical and mechanical effect
|
|
10614
|
|
temperature as a primary variable
|
|
10616
|
|
temperature as a primary variable - cold
|
|
10618
|
|
temperature as a primary variable - hot
|
|
10620
|
|
humidity
|
|
|
|
|
|
Enzymes
|
10802
|
|
general and comparative studies; coenzymes
|
|
10804
|
|
methods
|
|
10806
|
|
chemical and physical
|
|
10808
|
|
physiological studies
|
|
|
|
|
|
Anatomy ; general/comparative
|
11102
|
|
gross anatomy
|
|
11103
|
|
comparative anatomy
|
|
11104
|
|
experimental anatomy
|
|
11105
|
|
surgery
|
|
11106
|
|
radiologic anatomy
|
|
11107
|
|
regeneration and transplantation
|
|
11108
|
|
microscopic and ultramicroscopic anatomy
|
|
|
|
|
|
Chordate body regions
|
11302
|
|
general
|
|
11304
|
|
head
|
|
11306
|
|
facial
|
|
11308
|
|
neck
|
|
11309
|
|
shoulder
|
|
11310
|
|
back and buttocks
|
|
11311
|
|
lumbar
|
|
11312
|
|
thorax
|
|
11314
|
|
abdomen
|
|
11316
|
|
pelvis
|
|
11318
|
|
extremities
|
|
|
|
|
|
Physiology: gen./misc.
|
12002
|
|
general
|
|
12003
|
|
comparative
|
|
12004
|
|
instrumentation
|
|
12006
|
|
methods
|
|
12008
|
|
stress
|
|
12010
|
|
exercise and physical therapy
|
|
|
|
|
|
Movement
|
12100
|
|
Movement
|
|
|
|
|
|
Pathology: gen./misc.
|
12502
|
|
general
|
|
.
|
12503
|
|
comparative
|
|
12504
|
|
diagnostic
|
|
12508
|
|
inflammation and inflammatory disease
|
|
12510
|
|
necrosis
|
|
12512
|
|
therapy
|
|
|
|
|
|
Metabolism
|
13002
|
|
general metabolism; metabolic pathways
|
|
13003
|
|
energy and respiratory metabolism
|
|
13004
|
|
carbohydrates
|
|
13006
|
|
lipids
|
|
13008
|
|
sterols and steroids
|
|
13010
|
|
minerals
|
|
13012
|
|
proteins, peptides and amino acids
|
|
13013
|
|
porphyrins and bile pigments
|
|
13014
|
|
nucleic acids, purines and pyrimidines
|
|
13015
|
|
vitamins, general
|
|
13016
|
|
fat-soluble vitamins
|
|
13018
|
|
water-soluble vitamins
|
|
13020
|
|
metabolic disorders
|
|
|
|
|
|
Nutrition
|
13202
|
|
general studies, nutritional status and methods
|
|
13203
|
|
malnutrition; obesity
|
|
13206
|
|
minerals
|
|
13207
|
|
vitamins, general
|
|
13208
|
|
fat-soluble vitamins
|
|
13210
|
|
water-soluble vitamins
|
|
13214
|
|
general dietary studies
|
|
13216
|
|
pathogenic diets
|
|
13218
|
|
prophylactic and therapeutic diets
|
|
13220
|
|
carbohydrates
|
|
13222
|
|
lipids
|
|
13224
|
|
proteins, peptides and amino acids
|
|
13226
|
|
sterols and steroids
|
|
|
|
|
|
Food technology
|
13502
|
|
general; methods
|
|
13504
|
|
fruits, nuts and vegetables
|
|
13506
|
|
milling technology
|
|
13508
|
|
baking technology
|
|
13510
|
|
cereal chemistry
|
|
13512
|
|
malts, brews and other fermentation products
|
|
13514
|
|
fats and oils
|
|
13516
|
|
meats and meat by-products
|
|
13518
|
|
dairy products
|
|
13520
|
|
poultry and eggs
|
|
13522
|
|
fish and other marine and freshwater products
|
|
13524
|
|
sugar
|
|
13530
|
|
evaluations of physical and chemical properties
|
|
13532
|
|
preparation, processing and storage
|
|
13534
|
|
synthetic, supplemental and enrichment foods
|
|
|
|
|
|
Digestive system
|
14001
|
|
general; methods
|
|
14002
|
|
anatomy
|
|
14004
|
|
physiology and biochemistry
|
|
14006
|
|
pathology
|
|
|
|
|
|
Cardiovascular system
|
14501
|
|
general; methods
|
|
14502
|
|
anatomy
|
|
14504
|
|
physiology and biochemistry
|
|
14506
|
|
heart pathology
|
|
14508
|
|
blood vessel pathology
|
|
|
|
|
|
Blood
|
15001
|
|
general; methods
|
|
15002
|
|
blood and lymph studies
|
|
15004
|
|
blood cell studies
|
|
15006
|
|
blood, lymphatic and reticuloendothelial pathologies
|
|
15008
|
|
lymphatic tissue and reticuloendothelial system
|
|
15010
|
|
other body fluids
|
|
|
|
|
|
Urinary system
|
15501
|
|
general; methods
|
|
15502
|
|
anatomy
|
|
15504
|
|
physiology and biochemistry
|
|
15506
|
|
pathology
|
|
|
|
|
|
Respiratory system
|
16001
|
|
general; methods
|
|
16002
|
|
anatomy
|
|
16004
|
|
physiology and biochemistry
|
|
16006
|
|
pathology
|
|
|
|
|
|
Reproductive system
|
16501
|
|
general; methods
|
|
16502
|
|
anatomy
|
|
16504
|
|
physiology and biochemistry
|
|
16506
|
|
pathology
|
|
|
|
|
|
Endocrine
|
17002
|
|
general
|
|
17004
|
|
adrenals
|
|
17006
|
|
gonads and placenta
|
|
17008
|
|
pancreas
|
|
17010
|
|
parathyroid
|
|
17012
|
|
pineal
|
|
17014
|
|
pituitary
|
|
17016
|
|
thymus
|
|
17018
|
|
thyroid
|
|
17020
|
|
neuroendocrinology
|
|
|
|
|
|
Muscle
|
17501
|
|
general; methods
|
|
17502
|
|
anatomy
|
|
17504
|
|
physiology and biochemistry
|
|
17506
|
|
pathology
|
|
|
|
|
|
Bones, joints, fasciae, connective and adipose tissue
|
18001
|
|
general; methods
|
|
18002
|
|
anatomy
|
|
18004
|
|
physiology and biochemistry
|
|
18006
|
|
pathology
|
|
|
|
|
|
Coelomic membranes; mesenteries and related structures
|
18200
|
|
Coelomic membranes; mesenteries and related structures
|
|
|
|
|
|
Integumentary system
|
18501
|
|
general; methods
|
|
18502
|
|
anatomy
|
|
18504
|
|
physiology and biochemistry
|
|
18506
|
|
pathology
|
|
|
|
|
|
Dental biology
|
19001
|
|
general; methods
|
|
19002
|
|
anatomy
|
|
19004
|
|
physiology and biochemistry
|
|
19006
|
|
pathology
|
|
|
|
|
|
Sense organs
|
20001
|
|
general; methods
|
|
20002
|
|
anatomy
|
|
20004
|
|
physiology and biochemistry
|
|
20006
|
|
pathology
|
|
20008
|
|
deafness, speech and hearing
|
|
|
|
|
|
Nervous system
|
20501
|
|
general; methods
|
|
20502
|
|
anatomy
|
|
20504
|
|
physiology and biochemistry
|
|
20506
|
|
pathology
|
|
|
|
|
|
Psychiatry
|
21001
|
|
general; medical psychology and sociology
|
|
21002
|
|
psychopathology; psychodynamics and therapy
|
|
21003
|
|
psychophysiology
|
|
21004
|
|
addiction (alcohol, drugs, smoking, etc.)
|
|
21006
|
|
mental retardation
|
|
|
|
|
|
Pharmacology
|
22002
|
|
general
|
|
22003
|
|
drug metabolism; metabolic stimulators
|
|
22005
|
|
clinical pharmacology
|
|
22008
|
|
blood and hematopoietic agents
|
|
22010
|
|
cardiovascular system
|
|
22012
|
|
connective tissue, bone and collagen-acting drugs
|
|
22014
|
|
digestive system
|
|
22016
|
|
endocrine system
|
|
22018
|
|
immunological processes and allergy
|
|
22020
|
|
integumentary system, dental and oral biology
|
|
22022
|
|
muscle system
|
|
22024
|
|
neuropharmacology
|
|
22026
|
|
psychopharmacology
|
|
22028
|
|
reproductive system; implantation studies
|
|
22030
|
|
respiratory system
|
|
22031
|
|
sense organs, associated structures and functions
|
|
22032
|
|
urinary system
|
|
|
|
|
|
Routes of immunization, infection and therapy
|
22100
|
|
Routes of immunization, infection and therapy
|
|
|
|
|
|
Toxicology
|
22501
|
|
general; methods and experimental
|
|
22502
|
|
foods, food residues, additives and preservatives
|
|
22504
|
|
pharmacological toxicology
|
|
22505
|
|
antidotes and preventative toxicology
|
|
22506
|
|
environmental and industrial toxicology
|
|
22508
|
|
veterinary toxicology
|
|
|
|
|
|
Temperature
|
23001
|
|
general measurement and methods
|
|
23004
|
|
cryobiology
|
|
23005
|
|
thermotherapy
|
|
23006
|
|
hypothermia, hyperthermia
|
|
23007
|
|
thermopathology
|
|
23008
|
|
thermorhythms
|
|
23010
|
|
thermoadaptation
|
|
23012
|
|
thermoregulation
|
|
|
|
|
|
Neoplasms
|
24001
|
|
diagnostic methods
|
|
24002
|
|
general
|
|
24003
|
|
immunology
|
|
24004
|
|
pathology; clinical aspects; systemic effects
|
|
24005
|
|
neoplastic cell lines
|
|
24006
|
|
biochemistry
|
|
24007
|
|
carcinogens and carcinogenesis
|
|
24008
|
|
therapeutic agents; therapy
|
|
24010
|
|
blood and reticuloendothelial neoplasms
|
|
|
|
|
|
Gerontology
|
24500
|
|
Gerontology
|
|
|
|
|
|
Pediatrics
|
25000
|
|
Pediatrics
|
|
|
|
|
|
Developmental/embryology
|
25502
|
|
general and descriptive
|
|
25503
|
|
pathological
|
|
25504
|
|
experimental
|
|
25508
|
|
morphogenesis, general
|
|
25552
|
|
descriptive teratology/teratogenesis
|
|
25554
|
|
experimental teratology/teratogenesis
|
|
|
|
|
|
Animal production
|
26502
|
|
general; methods
|
|
26504
|
|
feeds and feeding
|
|
26506
|
|
breeds and breeding
|
|
|
|
|
|
Poultry production
|
27002
|
|
general; methods
|
|
27004
|
|
feeds and feeding
|
|
27006
|
|
breeds and breeding
|
|
|
|
|
|
Microorganisms, general
|
29500
|
|
Microorganisms, general
|
|
|
|
|
|
Bacteriology, general and systematic
|
30000
|
|
Bacteriology, general and systematic
|
|
|
|
|
|
Morphology and cytology of bacteria
|
30500
|
|
Morphology and cytology of bacteria
|
|
|
|
|
|
Physiology and biochemistry of bacteria
|
31000
|
|
Physiology and biochemistry of bacteria
|
|
|
|
|
|
Genetics of bacteria and viruses
|
31500
|
|
Genetics of bacteria and viruses
|
|
|
|
|
|
Microbiological apparatus, methods and media
|
32000
|
|
Microbiological apparatus, methods and media
|
|
|
|
|
|
Microbiological ultrastructure
|
32300
|
|
Microbiological ultrastructure
|
|
|
|
|
|
Tissue culture, apparatus, methods and media
|
32500
|
|
Tissue culture, apparatus, methods and media
|
|
|
|
|
|
In vitro studies, cellular and subcellular
|
32600
|
|
In vitro studies, cellular and subcellular
|
|
|
|
|
|
Virology
|
33502
|
|
general; methods
|
|
33504
|
|
bacteriophage
|
|
33506
|
|
animal host viruses
|
|
33508
|
|
plant host viruses
|
|
|
|
|
|
Immunology
|
34502
|
|
general; methods
|
|
34504
|
|
bacterial, viral and fungal
|
|
34506
|
|
immunohematology, blood groups
|
|
34508
|
|
immunopathology, tissue immunology
|
|
|
|
|
|
Immunology, parasitological
|
35000
|
|
Immunology, parasitological
|
|
|
|
|
|
Allergy
|
35500
|
|
Allergy
|
|
|
|
|
|
Medical and clinical microbiology
|
36001
|
|
general; methods and techniques
|
|
36002
|
|
bacteriology
|
|
36006
|
|
virology
|
|
36007
|
|
phycology
|
|
36008
|
|
mycology
|
|
36504
|
|
serodiagnosis
|
|
36506
|
|
skin tests
|
|
|
|
|
|
Public health
|
37001
|
|
general and miscellaneous
|
|
37003
|
|
epizootiology
|
|
37006
|
|
public health laboratory methods
|
|
37008
|
|
disinfection and vector control; pesticides
|
|
37010
|
|
public health administration and statistics
|
|
37012
|
|
health services and medical care
|
|
37013
|
|
occupational health
|
|
37014
|
|
sewage disposal and sanitary measures
|
|
37015
|
|
air, water and soil pollution
|
|
37017
|
|
radiation health
|
|
37019
|
|
miscellaneous
|
|
|
|
|
|
Public health: epidemiology
|
37052
|
|
communicable diseases
|
|
37054
|
|
organic diseases and neoplasms
|
|
37056
|
|
miscellaneous
|
|
|
|
|
|
Public health: disease vectors
|
37057
|
|
general
|
|
37058
|
|
animate
|
|
37060
|
|
inanimate
|
|
|
|
|
|
Public health microbiology
|
37400
|
|
Public health microbiology
|
|
|
|
|
|
Veterinary science
|
38002
|
|
general; methods
|
|
38004
|
|
pathology
|
|
38006
|
|
microbiology
|
|
|
|
|
|
Chemotherapy
|
38502
|
|
general; methods; metabolism
|
|
38504
|
|
antibacterial agents
|
|
38506
|
|
antiviral agents
|
|
38508
|
|
antifungal agents
|
|
38510
|
|
antiparasitic agents
|
|
|
|
|
|
Food microbiology
|
39002
|
|
food and beverage spoilage and contamination
|
|
39003
|
|
food and beverage fermentation
|
|
39004
|
|
antibiotics, biologics, other agents
|
|
39006
|
|
biodegradation and biodeterioration
|
|
39007
|
|
biosynthesis, bioassay and fermentation
|
|
39008
|
|
general and miscellaneous
|
|
|
|
|
|
Disinfection, disinfectants and sterilization
|
39500
|
|
Disinfection, disinfectants and sterilization
|
|
|
|
|
|
Soil microbiology
|
40000
|
|
Soil microbiology
|
|
|
|
|
|
Cosmetics
|
42100
|
|
Cosmetics
|
|
|
|
|
|
Paleobotany
|
50000
|
|
Paleobotany
|
|
|
|
|
|
Palynology
|
50100
|
|
Palynology
|
|
|
|
|
|
Botany: general/systematic
|
50501
|
|
cryptogamae (major only)
|
|
50503
|
|
thallophyta (major only)
|
|
50504
|
|
algae (major only)
|
|
50506
|
|
fungi (major only)
|
|
50510
|
|
lichenes (major only)
|
|
50511
|
|
embryophyta (major only)
|
|
50512
|
|
bryophyta (major only)
|
|
50513
|
|
tracheophyta (major only)
|
|
50514
|
|
pteridophyta (major only)
|
|
50516
|
|
spermatophyta (major only)
|
|
50518
|
|
gymnospermae (major only)
|
|
50522
|
|
angiospermae (major only)
|
|
50524
|
|
monocotyledones (major only)
|
|
50526
|
|
dicotyledones (major only)
|
|
50528
|
|
floristics and distribution
|
|
50530
|
|
gen./miscell. (major only)
|
|
|
|
|
|
Morphology, anatomy and embryology of plants
|
51000
|
|
Morphology, anatomy and embryology of plants
|
|
|
|
|
|
Plant physiology
|
51502
|
|
water relations
|
|
51503
|
|
temperature
|
|
51504
|
|
nutrition
|
|
51506
|
|
photosynthesis
|
|
51508
|
|
respiration, fermentation
|
|
51510
|
|
growth, differentiation
|
|
51512
|
|
reproduction
|
|
51514
|
|
growth substances
|
|
51516
|
|
light and radiation effects
|
|
51517
|
|
electric, magnetic and gravitational phenomena
|
|
51518
|
|
enzymes
|
|
51519
|
|
metabolism
|
|
51520
|
|
translocation, accumulation
|
|
51522
|
|
chemical constituents
|
|
51523
|
|
bioluminescence
|
|
51524
|
|
apparatus and methods
|
|
51526
|
|
general and miscellaneous
|
|
|
|
|
|
Economic botany, general
|
52000
|
|
Economic botany, general
|
|
|
|
|
|
Agronomy
|
52502
|
|
general, miscellaneous and mixed crops
|
|
52504
|
|
grain crops
|
|
52506
|
|
forage crops and fodder
|
|
52508
|
|
fiber crops
|
|
52510
|
|
sugar crops
|
|
52512
|
|
tobacco crops
|
|
52514
|
|
oil crops
|
|
52518
|
|
weed control
|
|
|
|
|
|
Soil science
|
52801
|
|
general; methods
|
|
52803
|
|
genesis, morphology, classification, geology
|
|
52805
|
|
physics and chemistry
|
|
52807
|
|
fertility and applied studies
|
|
|
|
|
|
Horticulture
|
53002
|
|
temperate zone fruits and nuts
|
|
53004
|
|
tropical/subtropical fruits ; plantation crops
|
|
53006
|
|
small fruits
|
|
53008
|
|
vegetables
|
|
53010
|
|
flowers and ornamentals
|
|
53012
|
|
general; miscellaneous and mixed crops
|
|
|
|
|
|
Forestry and forest products
|
53500
|
|
Forestry and forest products
|
|
|
|
|
|
Pharmacognosy and pharmaceutical botany
|
54000
|
|
Pharmacognosy and pharmaceutical botany
|
|
|
|
|
|
Phytopathology
|
54502
|
|
diseases caused by fungi
|
|
54504
|
|
diseases caused by bacteria
|
|
54506
|
|
diseases caused by phanerogams
|
|
54507
|
|
diseases caused by algae
|
|
54508
|
|
diseases caused by animal parasites
|
|
54510
|
|
diseases caused by viruses
|
|
54512
|
|
nonparasitic diseases
|
|
54514
|
|
parasitism and resistance
|
|
54516
|
|
disease control
|
|
54518
|
|
general and miscellaneous
|
|
|
|
|
|
Pest control: general; pesticides; herbicides
|
54600
|
|
Pest control: general; pesticides; herbicides
|
|
|
|
|
|
Economic entomology
|
60002
|
|
general
|
|
60004
|
|
field, flower and truck crops
|
|
60006
|
|
fruits and nuts
|
|
60008
|
|
stored products
|
|
60010
|
|
trees, ornamentals and wood products
|
|
60012
|
|
animal pests
|
|
60014
|
|
biological control
|
|
60015
|
|
integrated control
|
|
60016
|
|
chemical control, general; apparatus
|
|
60018
|
|
apiculture
|
|
60020
|
|
sericulture
|
|
|
|
|
|
Parasitology
|
60502
|
|
general
|
|
60504
|
|
medical
|
|
60506
|
|
veterinary
|
|
|
|
|
|
Sanitary entomology
|
61000
|
|
Sanitary entomology
|
|
|
|
|
|
Chordata: general/systematic zoology
|
62502
|
|
general (major only)
|
|
62503
|
|
protochordata (major only)
|
|
|
|
|
|
Chordata: general/systematic
|
62510
|
|
pisces (major only)
|
|
62512
|
|
amphibia (major only)
|
|
62514
|
|
amphibia (major only)
|
|
62516
|
|
reptilia (major only
|
|
62518
|
|
aves (major only)
|
|
62520
|
|
mammalia (major only)
|
|
|
|
|
|
Animal distribution
|
62800
|
|
Animal distribution
|
|
|
|
|
|
Paleozoology
|
63000
|
|
Paleozoology
|
|
|
|
|
|
Invertebrata: general/systematic
|
63501
|
|
general (major only)
|
|
63502
|
|
protozoa (major only)
|
|
63504
|
|
mesozoa (major only)
|
|
63506
|
|
porifera (major only)
|
|
63508
|
|
cnidaria (major only)
|
|
63509
|
|
ctenophora (major only)
|
|
63510
|
|
platyhelminthes (major only)
|
|
63512
|
|
rhynchocoela (major only)
|
|
63514
|
|
acanthocephala (major only)
|
|
63516
|
|
aschelminthes (major only)
|
|
63518
|
|
entoprocta (major only)
|
|
63520
|
|
phoronidea (major only)
|
|
63522
|
|
ectoprocta (major only)
|
|
63524
|
|
brachiopoda (major only)
|
|
63526
|
|
mollusca (major only)
|
|
63528
|
|
sipunculoidea (major only)
|
|
63530
|
|
annelida (major only)
|
|
63532
|
|
echiuroidea (major only)
|
|
63534
|
|
linguatulida (major only)
|
|
63536
|
|
tardigrada (major only)
|
|
63538
|
|
onychophora (major only)
|
|
63542
|
|
chaetognatha (major only)
|
|
63544
|
|
hemichordata (major only)
|
|
63546
|
|
pogonophora (major only)
|
|
63548
|
|
echinodermata (major only)
|
|
63552
|
|
arthropoda: general (major only)
|
|
63554
|
|
arthropoda: crustacea (major only)
|
|
63556
|
|
arthropoda: myriapoda (major only)
|
|
63572
|
|
insecta: general (major only)
|
|
63573
|
|
insecta: coleoptera (major only)
|
|
63574
|
|
insecta: diptera (major only)
|
|
63576
|
|
fossil insecta (major only)
|
|
63578
|
|
insecta: hemiptera
|
|
63580
|
|
insecta: homoptera (major only)
|
|
63582
|
|
insecta: hymenoptera (major only)
|
|
63584
|
|
insecta: lepidoptera (major only)
|
|
63586
|
|
insecta: neuroptera (major only)
|
|
63588
|
|
insecta: orthoptera (major only)
|
|
63590
|
|
insecta: other orders (major only)
|
|
63592
|
|
chelicerata: general (major only)
|
|
63594
|
|
chelicerata: arachnida (major only)
|
|
63596
|
|
chelicerata: acarina (major only)
|
|
63597
|
|
chelicerata: merostomata (major only)
|
|
63598
|
|
chelicerata: pycnogonida
|
|
|
|
|
|
Invertebrata: Comparative Experimental Morphology, Physiology and Pathology
|
64001
|
|
general
|
|
64002
|
|
protozoa
|
|
64004
|
|
mesozoa
|
|
64006
|
|
porifera
|
|
64008
|
|
cnidaria
|
|
64009
|
|
ctenophora
|
|
64010
|
|
platyhelminthes
|
|
64012
|
|
rhynchocoela
|
|
64014
|
|
acanthocephala
|
|
64016
|
|
aschelminthes
|
|
64018
|
|
entoprocta
|
|
64020
|
|
phoronidea
|
|
64022
|
|
ectoprocta
|
|
64024
|
|
brachiopoda
|
|
64026
|
|
mollusca
|
|
64028
|
|
sipunculoidea
|
|
64030
|
|
annelida
|
|
64032
|
|
echiuroidea
|
|
64034
|
|
linguatulida
|
|
64036
|
|
tardigrada
|
|
64038
|
|
onychophora
|
|
64042
|
|
chaetognatha
|
|
64044
|
|
hemichordata
|
|
64046
|
|
pogonophora
|
|
64048
|
|
echinodermata
|
|
64052
|
|
arthropoda: general
|
|
64054
|
|
arthropoda: crustacea
|
|
64056
|
|
arthropoda: myriapoda
|
|
64060
|
|
arthropoda: chelicerata
|
|
64072
|
|
insecta: general
|
|
64074
|
|
insecta: morphology, comparative
|
|
64076
|
|
insecta: physiology
|
|
64078
|
|
insecta: pathology
|
|
|
|
|
|
Invertebrate body regions
|
64202
|
|
general
|
|
64204
|
|
head
|
|
64206
|
|
cephalothorax
|
|
64208
|
|
thorax
|
|
64210
|
|
abdomen
|
|
64212
|
|
appendages
|
|
64214
|
|
hard parts
|
|
64216
|
|
orifices, pores and cavities
|
|
64218
|
|
special organs
|
|
|
|
|
|
Paleobiology
|
64500
|
|
Paleobiology
|
|
|
|
|
|
Geological periods
|
64702
|
|
General and Unspecified
|
|
64704
|
|
Precambrian
|
|
64705
|
|
Paleozoic, General
|
|
64706
|
|
Cambrian
|
|
64708
|
|
Ordovician
|
|
64710
|
|
Silurian
|
|
64712
|
|
Devonian
|
|
64714
|
|
Carboniferous (Mississippian and Pennsylvanian)
|
|
64716
|
|
Permian
|
|
64717
|
|
Mesozoic, General
|
|
64718
|
|
Triassic
|
|
64720
|
|
Jurassic
|
|
64722
|
|
Cretaceous
|
|
64723
|
|
Cenozoic, General
|
|
64724
|
|
Tertiary
|
|
64726
|
|
Pleistocene
|
|
64728
|
|
Recent
|
