{"id":"https://openalex.org/W2140688437","doi":null,"title":"Influence of nitrogen fertilization and plant density on yield and nitrogen use efficiency of the potato (Solanum tuberosum L.)","display_name":"Influence of nitrogen fertilization and plant density on yield and nitrogen use efficiency of the potato (Solanum tuberosum L.)","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2140688437","mag":"2140688437"},"language":"en","primary_location":{"id":"mag:2140688437","doi":null,"is_oa":false,"landing_page_url":"https://www.cabdirect.org/cabdirect/abstract/20123323810","pdf_url":null,"source":{"id":"https://openalex.org/S4306499465","display_name":"46th Croatian and 6th International Symposium on Agriculture, Opatija, Croatia, 14-18 February 2011. Proceedings","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"46th Croatian and 6th International Symposium on Agriculture, Opatija, Croatia, 14-18 February 2011. Proceedings","raw_type":null},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5110287101","display_name":"Milan Poljak","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Milan Poljak","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079905685","display_name":"Boris Lazarevi\u0107","orcid":"https://orcid.org/0000-0002-2521-7500","observed_orcids":["https://orcid.org/0000-0002-2521-7500"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Boris Lazarevi\u0107","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-2521-7500","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035358630","display_name":"Tea Horvat","orcid":"https://orcid.org/0000-0001-5680-2991","observed_orcids":["https://orcid.org/0000-0001-5680-2991"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tea Horvat","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-5680-2991","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054741767","display_name":"Tomislav Kara\u017eija","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tomislav Kara\u017eija","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5029115574","display_name":"Milan Posp\u00ed\u0161il","orcid":"https://orcid.org/0000-0002-9972-3940","observed_orcids":["https://orcid.org/0000-0002-9972-3940"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Posp\u00ed\u0161il","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-9972-3940","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"667","last_page":"671"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.6967999935150146,"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":0.6967999935150146,"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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.2502000033855438,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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/T11745","display_name":"Potato Plant Research","score":0.01720000058412552,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food 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/potato","display_name":"potato","score":0.9869999885559082},{"id":"https://openalex.org/keywords/nitrogen-fertilization","display_name":"nitrogen fertilization","score":0.9879999756813049},{"id":"https://openalex.org/keywords/plant-density","display_name":"plant density","score":0.8360000252723694},{"id":"https://openalex.org/keywords/nitrogen-use-efficiency","display_name":"nitrogen use efficiency","score":0.906000018119812},{"id":"https://openalex.org/keywords/tuber-yield","display_name":"tuber yield","score":0.9010000228881836},{"id":"https://openalex.org/keywords/tuber-size-distribution","display_name":"tuber size distribution","score":0.9940000176429749},{"id":"https://openalex.org/keywords/nitrogen-uptake-efficiency","display_name":"nitrogen uptake efficiency","score":0.9890000224113464}],"concepts":[{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.8243414163589478},{"id":"https://openalex.org/C2993140171","wikidata":"https://www.wikidata.org/wiki/Q10998","display_name":"Solanum tuberosum","level":2,"score":0.6920201778411865},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.6356711387634277},{"id":"https://openalex.org/C144938864","wikidata":"https://www.wikidata.org/wiki/Q4927286","display_name":"Randomized block design","level":2,"score":0.6224205493927002},{"id":"https://openalex.org/C2993605384","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Nitrogen fertilizer","level":3,"score":0.5943925976753235},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5645636320114136},{"id":"https://openalex.org/C88972607","wikidata":"https://www.wikidata.org/wiki/Q2666904","display_name":"Human fertilization","level":2,"score":0.5501695871353149},{"id":"https://openalex.org/C75639521","wikidata":"https://www.wikidata.org/wiki/Q1283519","display_name":"Field experiment","level":2,"score":0.5402133464813232},{"id":"https://openalex.org/C137660486","wikidata":"https://www.wikidata.org/wiki/Q732240","display_name":"Growing season","level":2,"score":0.48710036277770996},{"id":"https://openalex.org/C2991904373","wikidata":"https://www.wikidata.org/wiki/Q102346249","display_name":"Plant density","level":3,"score":0.4656639099121094},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.4383113384246826},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.4002188444137573},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.35870134830474854},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.3266432285308838},{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.2746153771877289},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.20644980669021606},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05755192041397095},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","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":"mag:2140688437","doi":null,"is_oa":false,"landing_page_url":"https://www.cabdirect.org/cabdirect/abstract/20123323810","pdf_url":null,"source":{"id":"https://openalex.org/S4306499465","display_name":"46th Croatian and 6th International Symposium on Agriculture, Opatija, Croatia, 14-18 February 2011. Proceedings","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"46th Croatian and 6th International Symposium on Agriculture, Opatija, Croatia, 14-18 February 2011. Proceedings","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.991100013256073}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1540598845","https://openalex.org/W1972447168","https://openalex.org/W1981711589","https://openalex.org/W1993221346","https://openalex.org/W1996073911","https://openalex.org/W1998016549","https://openalex.org/W2020869879","https://openalex.org/W2022991982","https://openalex.org/W2024232835","https://openalex.org/W2026125218","https://openalex.org/W2039084345","https://openalex.org/W2046660040","https://openalex.org/W2072730814","https://openalex.org/W2090823027","https://openalex.org/W2095987920","https://openalex.org/W2100139997","https://openalex.org/W2109332152","https://openalex.org/W2143003274"],"related_works":["https://openalex.org/W2088865389","https://openalex.org/W2022991982","https://openalex.org/W4390582157","https://openalex.org/W2735562061","https://openalex.org/W6888452825","https://openalex.org/W2188470844","https://openalex.org/W2256209447","https://openalex.org/W2739551881","https://openalex.org/W4387816637","https://openalex.org/W2372194147"],"abstract_inverted_index":{"The":[0,41,136,161],"objective":[1],"of":[2,9,48,115,123,154],"this":[3],"study":[4],"was":[5,29,127],"to":[6,88,99,149,181,190,214,217],"evaluate":[7],"influence":[8],"different":[10],"nitrogen":[11,23,166,170,175],"rate":[12,97,112,164,224],"and":[13,22,84,119,156,174,201],"in-row":[14,79,144,184],"seed":[15,80,185],"spacing":[16,186],"on":[17,34],"yield,":[18],"tuber":[19,91,138],"size":[20],"distribution":[21],"use":[24,167,196],"efficiency":[25,168,172,177,197],"characteristics.":[26],"Field":[27],"experiment":[28,42],"conducted":[30],"at":[31,129],"the":[32,120,208,220],"Gospic":[33],"private":[35],"farm":[36],"during":[37],"2009":[38],"growth":[39],"season.":[40],"used":[43],"a":[44],"split":[45],"plot":[46],"arrangement":[47],"treatments":[49],"in":[50,55],"randomized":[51],"complete":[52],"block":[53],"design":[54],"four":[56],"repetitions.":[57],"Main":[58],"plots":[59,77],"were":[60,78],"N":[61,72,96,102,111,132,163,195,223],"supply":[62],"rates":[63],"(0,":[64],"50,":[65],"100,":[66],"150,":[67],"200":[68],"i":[69],"250":[70],"kg":[71,101,131],"ha":[73,103,107,133],"-1":[74,104,108,134],").":[75,109],"Sub":[76],"space":[81,145],"(25,":[82],"30":[83],"35":[85,150,191],"cm).":[86],"Respectively":[87],"control,":[89],"total":[90,137],"yield":[92,139],"increased":[93,95,113,146,159,162],"by":[94],"up":[98],"150":[100,130],"(20.5":[105],"t":[106],"As":[110],"ratio":[114,122,153],"small":[116,124],"tubers":[117,125,158],"decreased":[118,140,165,193],"lowest":[121],"(9.86%)":[126],"obtained":[128],".":[135],"for":[141,228],"22%":[142],"as":[143],"from":[147,187],"25":[148,188],"cm,":[151],"but":[152],"medium":[155],"large":[157],"marginally.":[160],"(NUE),":[169],"utilization":[171],"(NUtE)":[173],"uptake":[176],"(NUpE)":[178],"significantly":[179,194],"respectively":[180],"control.":[182],"Varying":[183],"cm":[189,192],"characteristics":[198],"(NUE,":[199],"NUtE":[200],"NUpE)":[202],"too.":[203],"Because":[204],"there":[205],"is":[206,212],"no":[207],"interaction":[209],"effect":[210],"it":[211],"necessary":[213],"continue":[215],"investigation":[216],"find":[218],"out":[219],"best":[221],"combination":[222],"x":[225],"plant":[226],"density":[227],"potato":[229],"growers.":[230]},"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}