@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix dc: <http://purl.org/dc/terms/> .
@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 .
<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:9146
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2020-02-11"^^xsd:date ;
  skos:altLabel "research techniques"@en, "research methodology"@en ;
  skos:broader nalt:5079 ;
  skos:exactMatch <http://id.agrisemantics.org/gacs/C1978>, agrovoc:c_31858 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:narrower nalt:52221, nalt:137710, nalt:43021, nalt:53184, nalt:34594, nalt:47062, nalt:9149, nalt:30197, nalt:137108, nalt:30207, nalt:40840, nalt:137077, nalt:60864, nalt:47063, nalt:299776, nalt:94917, nalt:302332, nalt:329675, nalt:137083, nalt:138090, nalt:26917, nalt:40106, nalt:50566, nalt:30211, nalt:210165, nalt:313305, nalt:9019, nalt:9555, nalt:4271, nalt:229433, nalt:9120, nalt:40903, nalt:51524, nalt:28689, nalt:15588, nalt:31785, nalt:18167, nalt:22778, nalt:26658, nalt:47547, nalt:47904, nalt:55979 ;
  skos:prefLabel "research methods"@en, "métodos de investigación"@es ;
  skos:related nalt:315825, nalt:5458 ;
  ns0:marc001 "31710" .

nalt:52221
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "meta-análisis"@es, "meta-analysis"@en .

nalt:137710
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "análisis de la audiencia"@es, "audience assessment"@en .

nalt:43021
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "greenhouse experimentation"@en, "experimentación en invernadero"@es .

nalt:53184
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "validación de modelos"@es, "model validation"@en .

nalt:34594
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "droplet studies"@en, "estudios de gotitas"@es .

nalt:47062
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "in vitro studies"@en, "estudios in vitro"@es .

nalt:9149
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "scientific expeditions"@en, "expediciones científicas"@es .

nalt:30197
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios transculturales"@es, "cross cultural studies"@en .

nalt:137108
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios descriptivos"@es, "descriptive studies"@en .

nalt:30207
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios transversales"@es, "cross-sectional studies"@en .

nalt:40840
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "evaluación sensorial de los alimentos"@es, "sensory evaluation"@en .

nalt:137077
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "observational studies"@en, "estudios de observación"@es .

nalt:60864
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "rainfall simulation"@en, "simulación de lluvia"@es .

nalt:47063
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios in vivo"@es, "in vivo studies"@en .

nalt:299776
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios ex vivo"@es, "ex vivo studies"@en .

nalt:94917
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "técnicas de trazadores"@es, "tracer techniques"@en .

nalt:302332
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "grazing trials"@en, "ensayos de pastoreo"@es .

nalt:329675
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudio comparativo"@es, "comparative study"@en .

nalt:137083
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios retrospectivos"@es, "retrospective studies"@en .

nalt:138090
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "systematic review"@en, "revisión sistemática"@es .

nalt:26917
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "ensayos clínicos"@es, "clinical trials"@en .

nalt:40106
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "experimentación en campo"@es, "field experimentation"@en .

nalt:50566
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "long term experiments"@en, "experimentos de largo plazo"@es .

nalt:30211
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios longitudinales"@es, "longitudinal studies"@en .

nalt:210165
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "experimentación en laboratorio"@es, "laboratory experimentation"@en .

nalt:313305
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "validation of alternative methods"@en, "validación de métodos alternativos"@es .

nalt:9019
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "animal experimentation"@en, "experimentación animal"@es .

nalt:315825
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "protocolos"@es, "protocols"@en ;
  skos:related nalt:9146 .

nalt:9555
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "diseño experimental"@es, "experimental design"@en .

nalt:4271
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "identificación de necesidades"@es, "needs assessment"@en .

nalt:229433
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "systems engineering"@en, "ingeniería de sistemas"@es .

nalt:9120
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "modelos animales"@es, "animal models"@en .

nalt:40903
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "cuestionarios"@es, "questionnaires"@en .

nalt:51524
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios de marca-recaptura"@es, "mark-recapture studies"@en .

nalt:28689
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "encuestas"@es, "surveys"@en .

nalt:15588
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios de equilibrio"@es, "balance studies"@en .

nalt:55979
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "análisis de sistema"@es, "systems analysis"@en .

nalt:47904
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "metabolic studies"@en, "estudios metabólicos"@es .

nalt:47547
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "entrevistas"@es, "interviews"@en .

nalt:5458
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "investigación"@es, "research"@en ;
  skos:related nalt:9146 .

nalt:26658
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "clasificación"@es, "classification"@en .

nalt:5079
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:9146 ;
  skos:prefLabel "metodología"@es, "methodology"@en .

nalt:22778
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "estudios de casos prácticos"@es, "case studies"@en .

nalt:18167
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "muestreo"@es, "sampling"@en .

nalt:31785
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:9146 ;
  skos:prefLabel "recolección de datos"@es, "data collection"@en .