{"id":"https://openalex.org/W4241384706","doi":"https://doi.org/10.2134/agronj1991.00021962008300050014x","title":"Calcium Stimulation of Ammonium Absorption in Onion","display_name":"Calcium Stimulation of Ammonium Absorption in Onion","publication_year":1991,"publication_date":"1991-09-01","ids":{"openalex":"https://openalex.org/W4241384706","doi":"https://doi.org/10.2134/agronj1991.00021962008300050014x"},"language":"en","primary_location":{"id":"doi:10.2134/agronj1991.00021962008300050014x","doi":"https://doi.org/10.2134/agronj1991.00021962008300050014x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1991.00021962008300050014x","pdf_url":null,"source":{"id":"https://openalex.org/S139950591","display_name":"Agronomy Journal","issn_l":"0002-1962","issn":["0002-1962","1072-9623","1435-0645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"Agronomy Journal","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/A5063958200","display_name":"L. B. Fenn","orcid":"https://orcid.org/0009-0002-8734-2566","observed_orcids":["https://orcid.org/0009-0002-8734-2566"]},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"L B. Fenn","raw_affiliation_strings":["Dep. of Soil and Crop Sciences Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dep. of Soil and Crop Sciences Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":null,"display_name":"R. M. Taylor","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. M. Taylor","raw_affiliation_strings":["Dep. of Horticulture Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dep. of Horticulture Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079036949","display_name":"MariaL. Binzel","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. L. Binzel","raw_affiliation_strings":["Dep. of Horticulture Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dep. of Horticulture Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072823478","display_name":"C. M. Burks","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"C. M. Burks","raw_affiliation_strings":["Dep. of Soil and Crop Sciences Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dep. of Soil and Crop Sciences Texas A&M Univ. 1380 A&M Circle El Paso Texas 79927","institution_ids":["https://openalex.org/I91045830"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5063958200"],"corresponding_institution_ids":["https://openalex.org/I91045830"],"apc_list":{"value":1800,"currency":"USD","value_usd":1800},"apc_paid":null,"fwci":0.9871,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.74621405,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":96},"biblio":{"volume":"83","issue":"5","first_page":"840","last_page":"843"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.8047000169754028,"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"}},"topics":[{"id":"https://openalex.org/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.8047000169754028,"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":0.1266999989748001,"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/T12294","display_name":"Agricultural Science and Fertilization","score":0.0544000007212162,"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/calcium","display_name":"calcium","score":0.6779999732971191},{"id":"https://openalex.org/keywords/ammonium-uptake","display_name":"ammonium uptake","score":0.9869999885559082},{"id":"https://openalex.org/keywords/allium-cepa","display_name":"onion","score":0.9010000228881836},{"id":"https://openalex.org/keywords/nitrogen-use-efficiency","display_name":"nitrogen use efficiency","score":0.8899999856948853},{"id":"https://openalex.org/keywords/15n-tracer","display_name":"15N tracer","score":0.640999972820282},{"id":"https://openalex.org/keywords/calcareous-soils","display_name":"calcareous soils","score":0.6899999976158142},{"id":"https://openalex.org/keywords/onion-bulb-yield","display_name":"onion bulb yield","score":0.6859999895095825},{"id":"https://openalex.org/keywords/nitrogen-uptake","display_name":"nitrogen uptake","score":0.36399999260902405},{"id":"https://openalex.org/keywords/nutrient-solution-composition","display_name":"nutrient solution composition","score":0.3720000088214874},{"id":"https://openalex.org/keywords/soil-nitrogen-availability","display_name":"soil nitrogen availability","score":0.3190000057220459},{"id":"https://openalex.org/keywords/ammonium-fertilization","display_name":"ammonium fertilization","score":0.375},{"id":"https://openalex.org/keywords/onion-bulbs","display_name":"onion bulbs","score":0.5609999895095825},{"id":"https://openalex.org/keywords/sandy-loam","display_name":"sandy loam soil","score":0.5879999995231628}],"concepts":[{"id":"https://openalex.org/C123552892","wikidata":"https://www.wikidata.org/wiki/Q17005941","display_name":"Calcareous","level":2,"score":0.8704018592834473},{"id":"https://openalex.org/C113578266","wikidata":"https://www.wikidata.org/wiki/Q1131303","display_name":"Loam","level":3,"score":0.825573205947876},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6140276789665222},{"id":"https://openalex.org/C2779870022","wikidata":"https://www.wikidata.org/wiki/Q190901","display_name":"Ammonium","level":2,"score":0.46433839201927185},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.4600839614868164},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.45572274923324585},{"id":"https://openalex.org/C3018657119","wikidata":"https://www.wikidata.org/wiki/Q17005941","display_name":"Calcareous soils","level":3,"score":0.423380047082901},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.3529563248157501},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.3301096558570862},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.2842313051223755},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.14307725429534912},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.10051319003105164},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.08883708715438843},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.08342298865318298},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","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:10.2134/agronj1991.00021962008300050014x","doi":"https://doi.org/10.2134/agronj1991.00021962008300050014x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1991.00021962008300050014x","pdf_url":null,"source":{"id":"https://openalex.org/S139950591","display_name":"Agronomy Journal","issn_l":"0002-1962","issn":["0002-1962","1072-9623","1435-0645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"Agronomy Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.991100013256073,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2064735868","https://openalex.org/W1967159219","https://openalex.org/W2068033285","https://openalex.org/W4255215823","https://openalex.org/W1976885983","https://openalex.org/W2087171021","https://openalex.org/W1976681966","https://openalex.org/W2079177232","https://openalex.org/W2010762947","https://openalex.org/W2590025873"],"abstract_inverted_index":{"Abstract":[0],"The":[1,18,70,94,127,140,172],"inefficiency":[2],"of":[3,20,28,51,83,107,120,233,306,312,329,346],"N":[4,301,347],"use":[5,27],"in":[6,48,57,77,100,114,158,205,211,225,235,240,255,259,261],"soils":[7],"has":[8],"been":[9],"studied":[10],"widely,":[11],"producing":[12],"varied":[13],"suggestions":[14],"for":[15],"increased":[16,196,250,277,299,319],"effectiveness.":[17],"object":[19],"this":[21],"research":[22],"was":[23,55,75,98,131,174],"to":[24,33,215,291,298],"examine":[25],"the":[26,49,145,267,292,327,343,355,363],"Ca2+":[29,53,269,284,294,330],"as":[30,42,61,63,201,203,251,253,278,280],"a":[31,43,134,175,310],"means":[32],"increase":[34],"NH+4":[35,194,288],"absorption,":[36],"using":[37],"onion":[38,151,206,212,236,241],"(Allium":[39],"cepa":[40],"L.)":[41],"test":[44],"crop.":[45],"Ammonium":[46],"absorption":[47,73,129,195,216,264,359],"presence":[50],"variable":[52],"concentrations":[54,285],"measured":[56],"short\u2010term":[58,356],"greenhouse":[59,65,71,272,357,365],"studies":[60,66],"well":[62],"longterm":[64],"and":[67,125,208,238,257,361],"field\u2010production":[68],"trials.":[69],"15NH+4":[72,128,192,263,358],"study":[74,97,130],"conducted":[76,99,132],"4\u2010L":[78],"pots":[79],"containing":[80],"3.5":[81],"kg":[82],"calcareous":[84,101,176],"Gila":[85],"sandy":[86,183],"loam":[87,180],"(coarse\u2010loamy,":[88],"mixed,":[89],"calcareous,":[90],"thermic":[91,188],"Typic":[92],"Torrifluvents).":[93],"long\u2010term":[95,141,364],"growth":[96,142,273,366],"quartz":[102],"sand.":[103],"Irrigation":[104],"solutions":[105,110,148],"consisted":[106],"half\u2010strength":[108],"nutrient":[109,147],"(5":[111],"mol":[112],"m\u22123":[113],"NH+4)":[115],"with":[116,197,217,227,247,282,309,323,331],"Ca2+:NH+4":[117,229],"molar":[118,230],"proportions":[119,231],"0,":[121],"0.25,":[122,313],"0.50,":[123],"1.00,":[124],"2.00.":[126],"during":[133],"30\u2010h":[135,262],"period":[136],"on":[137,168],"60\u2010d":[138],"onion.":[139],"experiment":[143,360],"received":[144],"same":[146,344],"until":[149],"mature":[150,314],"bulbs":[152,207,237,256,315],"were":[153,224,351],"produced":[154,333],"(about":[155],"5":[156],"cm":[157],"diameter).":[159],"A":[160],"2\u2010yr":[161],"field":[162,307],"production":[163],"trial":[164],"used":[165],"single":[166],"rows":[167],"1\u2010m":[169],"wide":[170],"beds.":[171],"soil":[173],"Saneli":[177],"silty":[178],"clay":[179],"[clayey":[181],"over":[182,266,321],"or":[184],"sandy\u2010skeletal,":[185],"montmorillonitic":[186],"(calcareous),":[187],"Vertic":[189],"Torrifluvent].":[190],"In":[191,271,303],"studies,":[193],"added":[198,249],"Ca":[199,219,248],"by":[200,209],"much":[202,252,279],"189%":[204],"67%":[210],"tops":[213,260],"relative":[214],"no":[218],"added.":[220],"These":[221,349],"maximum":[222],"increases":[223],"association":[226],"solution":[228],"(MP)":[232],"0.5":[234],"1.0":[239],"tops.":[242],"Total":[243],"plant":[244,336,340],"dry":[245],"weights":[246],"100%":[254],"25%":[258],"tests":[265],"0":[268,293],"controls.":[270],"tests,":[274],"vegetative":[275],"matter":[276],"40%":[281],"increasing":[283],"at":[286,342],"constant":[287],"levels":[289],"compared":[290],"control.":[295],"This":[296],"translated":[297],"total":[300],"absorption.":[302],"2":[304],"yr":[305],"testing":[308],"MP":[311],"from":[316,353,362],"both":[317,354],"years":[318],"64%":[320],"yields":[322],"urea":[324,332],"alone.":[325],"Thus":[326],"addition":[328],"significantly":[334],"improved":[335],"N\u2010use":[337],"efficiencies":[338],"(greater":[339],"yield":[341],"level":[345],"application).":[348],"results":[350],"suggested":[352],"trial.":[367]},"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2022-05-12T00:00:00"}