@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix agrovoc: <http://aims.fao.org/aos/agrovoc/> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
nalt:39541_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "A farming system in which the use of off-farm resources, such as commercially purchased chemicals and fuels, is minimized and the use of internal resources, such as biological pest controls, solar or wind energy, biologically fixed nitrogen, and other nutrients from green manures, organic matter or soil reserves, is maximized."@en, "Sistema agrícola en el que se minimiza el uso de recursos no agrícolas, como sustancias químicas y combustibles adquiridos comercialmente, mientras que se maximiza la utilización de recursos internos, como controles biológicos de plagas, energía solar o eólica, nitrógeno fijado biológicamente y otros nutrientes derivados de abonos verdes, materia orgánica o reservas del suelo."@es ;
  dc:source "AFSIC; Systems Research for Agriculture by Laurie E. Drinkwater (2016), as adapted from National Research Council. 2010. Toward Sustainable Agricultural Systems in the 21st Century. Washington, DC: The National Academies Press." .

<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

<https://lod.nal.usda.gov/naltv#Topic>
  a owl:Class ;
  rdfs:label "Topic"@en .

nalt:39541
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2019-12-16"^^xsd:date ;
  skos:altLabel "low-input agriculture"@en, "low input farming"@en, "agricultura de bajo input"@es, "low-input farming"@en, "low input farming systems"@en ;
  skos:broader nalt:5506 ;
  skos:closeMatch <http://id.loc.gov/authorities/subjects/sh87004216> ;
  skos:definition nalt:39541_def ;
  skos:exactMatch agrovoc:c_34370, <http://id.cabi.org/cabt/68249>, <http://id.agrisemantics.org/gacs/C13611> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:prefLabel "low input agriculture"@en, "agricultura de bajo insumo"@es ;
  skos:related nalt:5412 ;
  ns0:marc001 "21839" .

nalt:5412
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "integrated agricultural systems"@en, "sistemas agrícolas integrados"@es ;
  skos:related nalt:39541 .

nalt:5506
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:39541 ;
  skos:prefLabel "sistemas de explotación agrícola"@es, "farming systems"@en .