ontologies
NALT
National Agricultural Library Thesaurus (NALT) SKOS View license
Last submission date February 7, 2023

General information

Abstract

The thesaurus is organized into 17 subject categories, indicated by the "Subject Category" designation. The subject categories are used to browse the Thesaurus in a specific discipline or subject area. The subject scope of agriculture is broadly defined in the thesaurus, and includes terminology in the supporting biological, physical and social sciences. Biological nomenclature comprises a majority of the terms in the thesaurus and is located in the “Taxonomic Classification of Organisms” Subject Category. Political geography is mainly described at the country level. See more...

Description

The Thesaurus is an online vocabulary of agricultural terms in English and Spanish and is cooperatively produced by the National Agricultural Library, USDA and the Inter-American Institute for Cooperation on Agriculture as well as other Latin American agricultural institutions belonging to the Agriculture Information and Documentation Service of the Americas (SIDALC). , The NAL Agricultural Thesaurus (NALT) was first released by the National Agricultural Library in 2002, with in-depth coverage of agriculture, biology, and related disciplines. The Spanish language version of NALT was first published in May 2007 under the Spanish language name "Tesauro Agrícola", and was created in cooperation with the Inter-American Institute for Cooperation on Agriculture (IICA) and other Latin American agricultural institutions belonging to the Agriculture Information and Documentation Service of the Americas (SIDALC). In 2022 NALT was redesigned as part of the Library's "NALT for the Machine Age" initiative, and is a state-of-the-art multischeme concept space with added structural features for enhanced scalability and machine readability. Inaugural schemes included NALT Core, and NALT Full. See more...
Initial created on January 1, 2002. For additional information, contact Sujata Suri (sujata.suri@ars.usda.gov).

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Agricultural Research, Technology and Engineering


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https://lod.nal.usda.gov/nalt
https://lod.nal.usda.gov/nalt
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