{"id":"https://openalex.org/W2146901717","doi":"https://doi.org/10.1002/jpln.200421453","title":"Root growth and N\u2010uptake activity of oilseed rape (Brassica napus L.) cultivars differing in nitrogen efficiency","display_name":"Root growth and N\u2010uptake activity of oilseed rape (Brassica napus L.) cultivars differing in nitrogen efficiency","publication_year":2005,"publication_date":"2005-02-01","ids":{"openalex":"https://openalex.org/W2146901717","doi":"https://doi.org/10.1002/jpln.200421453","mag":"2146901717"},"language":"en","primary_location":{"id":"doi:10.1002/jpln.200421453","doi":"https://doi.org/10.1002/jpln.200421453","is_oa":false,"landing_page_url":"https://doi.org/10.1002/jpln.200421453","pdf_url":null,"source":{"id":"https://openalex.org/S159786734","display_name":"Journal of Plant Nutrition and Soil Science","issn_l":"1436-8730","issn":["1436-8730","1522-2624"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Plant Nutrition and Soil Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5041789547","display_name":"Mahmoud Kamh","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I84524832","display_name":"Alexandria University","ror":"https://ror.org/00mzz1w90","country_code":"EG","type":"education","lineage":["https://openalex.org/I84524832"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Mahmoud Kamh","raw_affiliation_strings":["Soil and Water Science Dept., Faculty of Agriculture, University of Alexandria, El-Shatby, 21545 Alexandria, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Soil and Water Science Dept., Faculty of Agriculture, University of Alexandria, El-Shatby, 21545 Alexandria, Egypt","institution_ids":["https://openalex.org/I84524832"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054067323","display_name":"Franz Wiesler","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210096217","display_name":"Landwirtschaftliche Untersuchungs- und Forschungsanstalt Speyer","ror":"https://ror.org/00w4csr50","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210096217"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Franz Wiesler","raw_affiliation_strings":["LUFA Speyer, Obere Langgasse 40, D-67346 Speyer, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"LUFA Speyer, Obere Langgasse 40, D-67346 Speyer, Germany","institution_ids":["https://openalex.org/I4210096217"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034817305","display_name":"Abdullah Ula\u015f","orcid":"https://orcid.org/0000-0001-9029-031X","observed_orcids":["https://orcid.org/0000-0001-9029-031X"]},"institutions":[{"id":"https://openalex.org/I114112103","display_name":"Leibniz University Hannover","ror":"https://ror.org/0304hq317","country_code":"DE","type":"education","lineage":["https://openalex.org/I114112103"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Abdullah Ulas","raw_affiliation_strings":["Institute of Plant Nutrition, University of Hannover, Herrenha\u0308user Str. 2, D-30419 Hannover, Germany","Institute of Plant Nutrition, University of Hannover, Herrenh\u00e4user Str 2, D\u201030419 Hannover, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Plant Nutrition, University of Hannover, Herrenha\u0308user Str. 2, D-30419 Hannover, Germany","institution_ids":["https://openalex.org/I114112103"]},{"raw_affiliation_string":"Institute of Plant Nutrition, University of Hannover, Herrenh\u00e4user Str 2, D\u201030419 Hannover, Germany","institution_ids":["https://openalex.org/I114112103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111606290","display_name":"Walter Johannes Horst","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I114112103","display_name":"Leibniz University Hannover","ror":"https://ror.org/0304hq317","country_code":"DE","type":"education","lineage":["https://openalex.org/I114112103"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Walter J. Horst","raw_affiliation_strings":["Leibniz University of Hanover"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Leibniz University of Hanover","institution_ids":["https://openalex.org/I114112103"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4030,"currency":"USD","value_usd":4030},"apc_paid":null,"fwci":2.1075,"has_fulltext":false,"cited_by_count":57,"citation_normalized_percentile":{"value":0.86731341,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"168","issue":"1","first_page":"130","last_page":"137"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12566","display_name":"Nitrogen and Sulfur Effects on Brassica","score":0.9794999957084656,"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"}},"topics":[{"id":"https://openalex.org/T12566","display_name":"Nitrogen and Sulfur Effects on Brassica","score":0.9794999957084656,"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/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.019500000402331352,"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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.0003000000142492354,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/oilseed-rape","display_name":"oilseed rape","score":0.9399999976158142},{"id":"https://openalex.org/keywords/brassica-napus","display_name":"Brassica napus","score":0.9909999966621399},{"id":"https://openalex.org/keywords/nitrogen-uptake","display_name":"nitrogen uptake","score":0.5770000219345093},{"id":"https://openalex.org/keywords/root-growth","display_name":"root growth","score":0.8370000123977661},{"id":"https://openalex.org/keywords/root-length-density","display_name":"root length density","score":0.7250000238418579},{"id":"https://openalex.org/keywords/nitrogen-use-efficiency","display_name":"nitrogen use efficiency","score":0.6349999904632568},{"id":"https://openalex.org/keywords/nitrate-uptake","display_name":"nitrate uptake","score":0.5920000076293945},{"id":"https://openalex.org/keywords/nitrate-leaching","display_name":"nitrate leaching","score":0.8420000076293945},{"id":"https://openalex.org/keywords/cultivar-differences","display_name":"cultivar differences","score":0.5830000042915344},{"id":"https://openalex.org/keywords/nitrogen-fertilization","display_name":"nitrogen fertilization","score":0.7089999914169312},{"id":"https://openalex.org/keywords/seed-yield","display_name":"seed yield","score":0.6869999766349792},{"id":"https://openalex.org/keywords/anion-exchange-resin","display_name":"anion exchange resin","score":0.7379999756813049},{"id":"https://openalex.org/keywords/soil-nitrogen-depletion","display_name":"soil nitrogen depletion","score":0.6320000290870667}],"concepts":[{"id":"https://openalex.org/C2776384668","wikidata":"https://www.wikidata.org/wiki/Q182168","display_name":"Nitrate","level":2,"score":0.6145203113555908},{"id":"https://openalex.org/C90982505","wikidata":"https://www.wikidata.org/wiki/Q16938886","display_name":"Leaching (pedology)","level":3,"score":0.6112643480300903},{"id":"https://openalex.org/C197321923","wikidata":"https://www.wikidata.org/wiki/Q4886","display_name":"Cultivar","level":2,"score":0.60746169090271},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.5770741105079651},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5733387470245361},{"id":"https://openalex.org/C2776747608","wikidata":"https://www.wikidata.org/wiki/Q58677","display_name":"Brassica","level":2,"score":0.5641308426856995},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.47851336002349854},{"id":"https://openalex.org/C191440113","wikidata":"https://www.wikidata.org/wiki/Q849163","display_name":"DNS root zone","level":3,"score":0.45182839035987854},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.3959643840789795},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.32782191038131714},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.3231881856918335},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.21338358521461487},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.1442793607711792},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.13405802845954895},{"id":"https://openalex.org/C88862950","wikidata":"https://www.wikidata.org/wiki/Q11453","display_name":"Irrigation","level":2,"score":0.1240437924861908},{"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:10.1002/jpln.200421453","doi":"https://doi.org/10.1002/jpln.200421453","is_oa":false,"landing_page_url":"https://doi.org/10.1002/jpln.200421453","pdf_url":null,"source":{"id":"https://openalex.org/S159786734","display_name":"Journal of Plant Nutrition and Soil Science","issn_l":"1436-8730","issn":["1436-8730","1522-2624"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Plant Nutrition and Soil Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","score":0.991100013256073,"display_name":"Zero hunger"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W323032546","https://openalex.org/W1526065797","https://openalex.org/W1575986552","https://openalex.org/W1968916956","https://openalex.org/W1968995165","https://openalex.org/W1969931006","https://openalex.org/W1971019574","https://openalex.org/W1979209888","https://openalex.org/W1980061999","https://openalex.org/W1980373344","https://openalex.org/W1984084218","https://openalex.org/W1985632910","https://openalex.org/W1986873316","https://openalex.org/W1993311571","https://openalex.org/W1998246575","https://openalex.org/W2000248937","https://openalex.org/W2003110898","https://openalex.org/W2008885887","https://openalex.org/W2014386463","https://openalex.org/W2018520165","https://openalex.org/W2040221032","https://openalex.org/W2041468528","https://openalex.org/W2043548992","https://openalex.org/W2048239663","https://openalex.org/W2052298225","https://openalex.org/W2056108060","https://openalex.org/W2062103070","https://openalex.org/W2070907733","https://openalex.org/W2076039587","https://openalex.org/W2077652689","https://openalex.org/W2078417973","https://openalex.org/W2081820825","https://openalex.org/W2125371899","https://openalex.org/W2141033322","https://openalex.org/W2146601875","https://openalex.org/W2167140438","https://openalex.org/W2178426534","https://openalex.org/W2621725366","https://openalex.org/W2785334267","https://openalex.org/W4231605285","https://openalex.org/W4232714601","https://openalex.org/W4249350797","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W61068402","https://openalex.org/W148540431","https://openalex.org/W2118460815","https://openalex.org/W7000386621","https://openalex.org/W2076422721","https://openalex.org/W2372449743","https://openalex.org/W2040676693","https://openalex.org/W4200536083","https://openalex.org/W2999110928","https://openalex.org/W2003110898"],"abstract_inverted_index":{"Abstract":[0],"Nitrate\u2010N":[1,227],"uptake":[2,10,462],"from":[3,22,231,259,264,285,328],"soil":[4,107,151,185,382],"depends":[5],"on":[6,65],"root":[7,41,323,346,374,399,424,457,466],"growth":[8,42,362,400,416,458],"and":[9,40,55,75,80,104,122,201,218,224,243,267,302,307,311,325,337,342,348,376,401],"activity.":[11],"However,":[12],"under":[13],"field":[14,63],"conditions":[15],"N\u2010uptake":[16,49,448],"activity":[17,39],"is":[18],"difficult":[19],"to":[20,26,36,160,296,358,455],"estimate":[21,37],"soil\u2010N":[23],"depletion":[24,203,228,327,352],"due":[25,454],"different":[27],"loss":[28],"pathways.":[29],"We":[30],"modified":[31],"the":[32,115,126,136,145,163,168,171,207,210,232,260,265,274,277,286,297,315,329,332,364,380,393,408,414,431,440,446],"current":[33],"mesh\u2010bag":[34],"method":[35],"nitrate\u2010N\u2010uptake":[38,420],"of":[43,94,112,117,120,135,153,170,175,239,256,276,282,373,450,465],"two":[44,333,441],"oilseed\u2010rape":[45],"cultivars":[46,334],"differing":[47],"in":[48,61,206,273,322],"efficiency.":[50],"N\u2010efficient":[51,394],"cultivar":[52],"(cv.)":[53],"\u2018Apex'":[54],"N\u2010inefficient":[56,409],"cv.":[57,395,410,451],"\u2018Capitol'":[58],"were":[59,97,129,180,204,319,368],"grown":[60],"a":[62,66,92,150,249,371,377],"experiment":[64],"silty":[67],"clayey":[68],"gleyic":[69],"fluvisol":[70],"near":[71],"G\u00f6ttingen,":[72],"northern":[73],"Germany,":[74],"fertilized":[76],"with":[77,91,109,140,183,189,248,290],"0":[78],"(N0)":[79],"227":[81],"(N227)":[82],"kg":[83],"N":[84,194,278,283,294,326,351,391,433],"ha\u20131.":[85],"In":[86],"February":[87],"2002,":[88],"PVC":[89,127,132],"tubes":[90,128,133],"diameter":[93,375],"50":[95],"mm":[96],"installed":[98],"between":[99,234,335,439],"plant":[100],"rows":[101],"at":[102,123,144,149,167,215,222,340,355,389,428],"0\u20130.3":[103,154],"0\u20130.6":[105],"m":[106,157],"depth":[108,152],"an":[110,141],"angle":[111],"45\u00b0.":[113],"At":[114,314,385],"beginning":[116,119],"shooting,":[118],"flowering,":[121],"seed":[124],"filling,":[125],"substituted":[130],"by":[131,331,370],"(compartments)":[134],"same":[137],"diameter,":[138],"but":[139,387,435],"open":[142],"window":[143],"upper":[146],"side":[147],"either":[148],"or":[155,190],"0.3\u20130.6":[156],"allowing":[158],"roots":[159,200,242,367],"grow":[161],"into":[162,271],"tubes.":[164],"Anion\u2010exchange":[165],"resin":[166,266],"bottom":[169],"compartment":[172],"allowed":[173],"estimation":[174],"nitrate":[176,257],"leaching.":[177],"The":[178,197,254,280,418],"compartments":[179,208,240,245,261,287,330],"then":[181],"filled":[182],"root\u2010free":[184],"which":[186],"was":[187,229,262,353,426,453],"amended":[188],"without":[191],"90":[192],"mg":[193],"(kg":[195],"soil)\u20131.":[196],"newly":[198,365],"developed":[199,366],"nitrate\u2010N":[202,404],"estimated":[205,230],"after":[209],"installing":[211],"period":[212],"(21":[213],"d":[214,220],"shooting":[216,316],"stage":[217],"16":[219],"both":[221],"flowering":[223,341,429],"grain\u2010filling":[225],"stages).":[226],"difference":[233,438],"NO$":[235],"_3^-":[236],"$\u2010N":[237],"contents":[238],"containing":[241,251],"control":[244],"(windows":[246],"closed":[247],"membrane)":[250],"no":[252,320,437],"roots.":[253],"amount":[255,281],"leached":[258],"quantified":[263],"has":[268],"been":[269],"taken":[270],"consideration":[272],"calculation":[275],"depletion.":[279],"depleted":[284,403],"significantly":[288],"correlated":[289],"root\u2010length":[291],"density.":[292],"Suboptimal":[293],"application":[295],"crop":[298],"reduced":[299],"total":[300],"biomass":[301],"seed\u2010yield":[303],"formation":[304],"substantially":[305],"(24%":[306],"38%":[308],"for":[309],"\u2018Apex\u2019":[310,396,452],"\u2018Capitol\u2019,":[312,411],"respectively).":[313],"stage,":[317],"there":[318],"differences":[321],"production":[324,347],"N0":[336,356],"N227.":[338,359],"But":[339],"seed\u2010filling":[343],"stages,":[344,363],"higher":[345,350,398,447,456,461],"accordingly":[349,402],"observed":[354],"compared":[357],"Towards":[360],"later":[361],"characterized":[369],"reduction":[372],"shift":[378],"towards":[379],"deeper":[381],"layer":[383],"(0.3\u20130.6m).":[384],"low":[386,432],"not":[388],"high":[390],"supply,":[392],"exhibited":[397],"more":[405],"effectively":[406],"than":[407,460],"especially":[412],"during":[413],"reproductive":[415],"phase.":[417],"calculated":[419],"rate":[421],"per":[422,463],"unit":[423,464],"length":[425],"maximal":[427],"(for":[430],"supply)":[434],"showed":[436],"cultivars.":[442],"This":[443],"indicated":[444],"that":[445],"efficiency":[449],"rather":[459],"length.":[467]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}