-
3289.
Biospeleology
Subjects
BiologySpeleology
-
3290.
Biosphere
Subjects
Life (Biology)
-
3291.
Biosphere reserves
Subjects
Protected areas
-
3292.
Biosynthesis
Subjects
BiochemistryBiotechnologyBiochemical engineering
-
3293.
Biotechnology
Subjects
BiologyEngineering
-
3294.
Biotechnology industries
Subjects
BiotechnologyBiochemical engineeringHigh technology industries
-
3295.
Biotelemetry
Subjects
BioengineeringElectronic measurements
-
3296.
Bioterrorism
Subjects
Terrorism
-
3297.
Biotic communities
Subjects
Ecology
-
3298.
Biotransformation (Metabolism)
Subjects
Pharmacology
-
3299.
Biotypes
Subjects
Typology (Psychology)
-
3300.
Biphobia
Subjects
DiscriminationPhobias
-
3301.
Bipolar transistors
Subjects
-
3302.
Birational geometry
Subjects
Algebraic geometry
-
3303.
Bird banding
Subjects
Marking of animals
-
3304.
Bird feeders
Subjects
-
3305.
Bird watching
Subjects
Wildlife watching
-
3306.
Birdhouses
Subjects
Animal housing
-
3307.
Birds
Subjects
Vertebrates
-
3308.
Birds diseases
Subjects
Animal diseases
-
3309.
Birds migration
Subjects
PhenologyAnimal migration
-
3310.
Birds nests
Subjects
Animal habitations
-
3311.
Birds of prey
Subjects
Birds
-
3312.
Birdsongs
Subjects
Animal sounds
Last updated dated: 15/06/2025