Thema Subject Categories 1.3

Previous versions of Thema are still available 1.2 1.1 1.0.

Browse the Thema subject categories hierarchy, or search for a specific term within the hierarchy.

See the search hints below.

Notation Category heading Add Mod ?
T Technology, Engineering, Agriculture, Industrial processes
Use for: associated skills, trades & professions
TV Agriculture & farming
See also: KNA Agribusiness & primary industries, KCVD Agricultural economics
TVB Agricultural science
TVD Agricultural engineering & machinery
See also: WGCT Tractors & farm vehicles: general interest
TVF Sustainable agriculture
TVG Organic farming
TVH Animal husbandry
See also: WNF Farm & working animals: general interest
TVK Agronomy & crop production
TVM Smallholdings
TVP Pest control
Class here: agricultural use of pesticides & herbicides
TVQ Tropical agriculture: practice & techniques
TVR Forestry & silviculture: practice & techniques
Use for: practical or vocational titles about the creating, managing, using, conserving, and repairing forest and related resources. See also: KNAL Forestry industry, TDPJ Timber & wood processing
TVS Commercial horticulture
Class here: market gardening; flower production. See also: WM* Gardening and its subcategories
TVT Aquaculture & fish-farming: practice & techniques
TVU Urban farming / urban agriculture
Use with: TVH (Animal husbandry) or other TV* codes if appropriate

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