{"id":"https://openalex.org/W2108277595","doi":"https://doi.org/10.5897/ajar11.1652","title":"Effect of nitrogen fertilization on carrot quality","display_name":"Effect of nitrogen fertilization on carrot quality","publication_year":2012,"publication_date":"2012-05-12","ids":{"openalex":"https://openalex.org/W2108277595","doi":"https://doi.org/10.5897/ajar11.1652","mag":"2108277595"},"language":"en","primary_location":{"id":"doi:10.5897/ajar11.1652","doi":"https://doi.org/10.5897/ajar11.1652","is_oa":true,"landing_page_url":"https://doi.org/10.5897/ajar11.1652","pdf_url":null,"source":{"id":"https://openalex.org/S44429004","display_name":"African Journal of Agricultural Research","issn_l":"1991-637X","issn":["1991-637X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","norway-1","poland-20"],"host_organization":"https://openalex.org/P4310321074","host_organization_name":"Academic Journals","host_organization_lineage":["https://openalex.org/P4310321074"],"host_organization_lineage_names":["Academic Journals"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICAN JOURNAL OF AGRICULTURAL RESEEARCH","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.5897/ajar11.1652","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067733729","display_name":"Ljiljana Bo\u0161kovi\u0107-Rako\u010devi\u0107","orcid":"https://orcid.org/0000-0003-4522-9979","observed_orcids":["https://orcid.org/0000-0003-4522-9979"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Ljiljana Boskovic-Rakocevic","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5067733729"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.7496,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":{"value":0.84625108,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"7","issue":"18","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.6542999744415283,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.6542999744415283,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12113","display_name":"Growth and nutrition in plants","score":0.08810000121593475,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12754","display_name":"Plant Growth and Agriculture Techniques","score":0.06390000134706497,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/carrot","display_name":"carrot","score":0.9940000176429749},{"id":"https://openalex.org/keywords/nitrogen-fertilization","display_name":"nitrogen fertilization","score":0.9879999756813049},{"id":"https://openalex.org/keywords/nitrate-accumulation","display_name":"nitrate accumulation","score":0.9940000176429749},{"id":"https://openalex.org/keywords/vitamin-c","display_name":"vitamin C","score":0.9769999980926514},{"id":"https://openalex.org/keywords/beta-carotene","display_name":"beta-carotene","score":0.9739999771118164},{"id":"https://openalex.org/keywords/root-quality","display_name":"root quality","score":0.6850000023841858},{"id":"https://openalex.org/keywords/cultivar-differences","display_name":"cultivar differences","score":0.7990000247955322},{"id":"https://openalex.org/keywords/calcium-ammonium-nitrate","display_name":"calcium ammonium nitrate","score":0.8299999833106995},{"id":"https://openalex.org/keywords/gene-environment-interaction","display_name":"gene-environment interaction","score":0.47099998593330383}],"concepts":[{"id":"https://openalex.org/C88972607","wikidata":"https://www.wikidata.org/wiki/Q2666904","display_name":"Human fertilization","level":2,"score":0.7012994885444641},{"id":"https://openalex.org/C2993605384","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Nitrogen fertilizer","level":3,"score":0.5525656342506409},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.5522574186325073},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.5008397102355957},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4550413489341736},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.3314962387084961},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.32171928882598877},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2593965232372284},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07455295324325562},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.5897/ajar11.1652","doi":"https://doi.org/10.5897/ajar11.1652","is_oa":true,"landing_page_url":"https://doi.org/10.5897/ajar11.1652","pdf_url":null,"source":{"id":"https://openalex.org/S44429004","display_name":"African Journal of Agricultural Research","issn_l":"1991-637X","issn":["1991-637X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","norway-1","poland-20"],"host_organization":"https://openalex.org/P4310321074","host_organization_name":"Academic Journals","host_organization_lineage":["https://openalex.org/P4310321074"],"host_organization_lineage_names":["Academic Journals"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICAN JOURNAL OF AGRICULTURAL RESEEARCH","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.5897/ajar11.1652","doi":"https://doi.org/10.5897/ajar11.1652","is_oa":true,"landing_page_url":"https://doi.org/10.5897/ajar11.1652","pdf_url":null,"source":{"id":"https://openalex.org/S44429004","display_name":"African Journal of Agricultural Research","issn_l":"1991-637X","issn":["1991-637X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","norway-1","poland-20"],"host_organization":"https://openalex.org/P4310321074","host_organization_name":"Academic Journals","host_organization_lineage":["https://openalex.org/P4310321074"],"host_organization_lineage_names":["Academic Journals"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICAN JOURNAL OF AGRICULTURAL RESEEARCH","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","score":1.0,"display_name":"Zero hunger"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W342854000","https://openalex.org/W1571957139","https://openalex.org/W1894899844","https://openalex.org/W1978563916","https://openalex.org/W1984727618","https://openalex.org/W1985437350","https://openalex.org/W2004453268","https://openalex.org/W2006113562","https://openalex.org/W2012176327","https://openalex.org/W2021526124","https://openalex.org/W2022586351","https://openalex.org/W2025501971","https://openalex.org/W2028776871","https://openalex.org/W2031988099","https://openalex.org/W2049624671","https://openalex.org/W2054395485","https://openalex.org/W2057467461","https://openalex.org/W2057536365","https://openalex.org/W2058902075","https://openalex.org/W2063790498","https://openalex.org/W2065680431","https://openalex.org/W2066659629","https://openalex.org/W2085769938","https://openalex.org/W2085783865","https://openalex.org/W2089562052","https://openalex.org/W2091212300","https://openalex.org/W2099548055","https://openalex.org/W2104995445","https://openalex.org/W2108802111","https://openalex.org/W2132479026","https://openalex.org/W2146852783","https://openalex.org/W2147860048","https://openalex.org/W2153761325","https://openalex.org/W2158612703","https://openalex.org/W2158839773","https://openalex.org/W2165076224","https://openalex.org/W2177001075","https://openalex.org/W2200477204","https://openalex.org/W2213391971","https://openalex.org/W2291588179","https://openalex.org/W2324037467","https://openalex.org/W2337757133","https://openalex.org/W2342949501","https://openalex.org/W2478908224","https://openalex.org/W2589428113","https://openalex.org/W2589727334","https://openalex.org/W2590249881","https://openalex.org/W2591116500","https://openalex.org/W2591306817","https://openalex.org/W2591360968","https://openalex.org/W2591398337","https://openalex.org/W2781144808","https://openalex.org/W2785027681"],"related_works":["https://openalex.org/W2004453268","https://openalex.org/W1998086225","https://openalex.org/W1894899844","https://openalex.org/W2834133750","https://openalex.org/W2207370604","https://openalex.org/W2062716701","https://openalex.org/W2077836928","https://openalex.org/W2067533157","https://openalex.org/W2085415116","https://openalex.org/W2293139078"],"abstract_inverted_index":{"A":[0],"study":[1],"was":[2],"carried":[3],"out":[4],"during\u00a0the":[5],"2005\u00a0and":[6],"2006":[7],"growing":[8],"seasons":[9],"to":[10,33,36],"evaluate":[11],"the":[12],"effect\u00a0of":[13],"increasingnitrogen\u00a0fertilization\u00a0rates\u00a0on\u00a0nitrate":[14],"accumulation,":[15],"vitamin\u00a0C\u00a0and\u00a0s-carotene\u00a0content":[16],"in\u00a0two":[17],"carrot":[18],"genotypes.":[19],"Nitrogen\u00a0fertilizer\u00a0(calcium\u00a0ammonium":[20],"nitrate,\u00a027%\u00a0N)\u00a0was\u00a0applied\u00a0at\u00a0four\u00a0rates:\u00a00,\u00a060,\u00a0120\u00a0and\u00a0180":[21],"kgNha-1.After\u00a0harvesting,\u00a0root\u00a0samples":[22],"were":[23],"collected\u00a0and\u00a0tested\u00a0for\u00a0quality.":[24],"The":[25],"use\u00a0of":[26],"increasing\u00a0nitrogen\u00a0ratesresulted":[27],"in\u00a0increased\u00a0nitrate":[28],"accumulation\u00a0in\u00a0the\u00a0roots.\u00a0The":[29],"increase\u00a0in":[30],"nitrogen":[31],"fertilizer\u00a0rate\u00a0from\u00a060":[32],"120":[34],"kgNha-1\u00a0led":[35],"a\u00a0reduction":[37],"in\u00a0Vitamin\u00a0C":[38],"content\u00a0and":[39],"an\u00a0increase":[40],"in\u00a0s-carotene.\u00a0Differences\u00a0were":[41],"observedbetween\u00a0cultivars\u00a0and":[42],"hybrids":[43],"in\u00a0all":[44],"quality":[45],"parameters":[46],"tested.\r\n\r\n\t\u00a0\r\n\r\n\tKey\u00a0words:\u00a0Carrot,\u00a0genotypes,\u00a0nitrogen,\u00a0nitrates,\u00a0vitamin\u00a0C,\u00a0s-carotene.":[47]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}