{"id":"https://openalex.org/W7224230772","doi":"https://doi.org/10.3390/hydrology13110290","title":"Riverine Phosphorus Source Apportionment Based on the Phosphate Oxygen Isotope in the Ankang Catchment, Shaanxi, China","display_name":"Riverine Phosphorus Source Apportionment Based on the Phosphate Oxygen Isotope in the Ankang Catchment, Shaanxi, China","publication_year":2026,"publication_date":"2026-10-29","ids":{"openalex":"https://openalex.org/W7224230772","doi":"https://doi.org/10.3390/hydrology13110290"},"language":"en","primary_location":{"id":"doi:10.3390/hydrology13110290","doi":"https://doi.org/10.3390/hydrology13110290","is_oa":true,"landing_page_url":"https://doi.org/10.3390/hydrology13110290","pdf_url":null,"source":{"id":"https://openalex.org/S4210184486","display_name":"Hydrology","issn_l":"2306-5338","issn":["2306-5338"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-20","russia-white-list-2"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Hydrology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.3390/hydrology13110290","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5134462830","display_name":"Xiao Guo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Guo","raw_affiliation_strings":["Department of Water Ecology and Environment, China Institute of Water Resources and Hydropower Research, Beijing 100038, China","State Key Laboratory of Water Cycle and Water Security, China Institute of Water Resources and Hydropower Research, Beijing 100038, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Water Ecology and Environment, China Institute of Water Resources and Hydropower Research, Beijing 100038, China","institution_ids":["https://openalex.org/I4210092032"]},{"raw_affiliation_string":"State Key Laboratory of Water Cycle and Water Security, China Institute of Water Resources and Hydropower Research, Beijing 100038, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102208752","display_name":"WU Wenqiang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wenqiang Wu","raw_affiliation_strings":["Department of Water Ecology and Environment, China Institute of Water Resources and Hydropower Research, Beijing 100038, China","State Key Laboratory of Water Cycle and Water Security, China Institute of Water Resources and Hydropower Research, Beijing 100038, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Water Ecology and Environment, China Institute of Water Resources and Hydropower Research, Beijing 100038, China","institution_ids":["https://openalex.org/I4210092032"]},{"raw_affiliation_string":"State Key Laboratory of Water Cycle and Water Security, China Institute of Water Resources and Hydropower Research, Beijing 100038, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047755805","display_name":"Ziteng Wang","orcid":"https://orcid.org/0000-0001-5499-6972","observed_orcids":["https://orcid.org/0000-0001-5499-6972"]},"institutions":[{"id":"https://openalex.org/I4210156332","display_name":"Chinese Research Academy of Environmental Sciences","ror":"https://ror.org/05t8xvx87","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210156332"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziteng Wang","raw_affiliation_strings":["State Key Laboratory of Environment Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China"],"raw_orcid":"https://orcid.org/0000-0001-5499-6972","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Environment Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China","institution_ids":["https://openalex.org/I4210156332"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5102208752"],"corresponding_institution_ids":["https://openalex.org/I4210092032"],"apc_list":{"value":1800,"currency":"CHF","value_usd":2172},"apc_paid":{"value":1800,"currency":"CHF","value_usd":2172},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.75490519,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"11","first_page":"290","last_page":"290"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11311","display_name":"Soil and Water Nutrient Dynamics","score":0.9818999767303467,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11311","display_name":"Soil and Water Nutrient Dynamics","score":0.9818999767303467,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10398","display_name":"Groundwater and Isotope Geochemistry","score":0.010700000450015068,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11634","display_name":"Water Quality and Pollution Assessment","score":0.0019000000320374966,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/riverine-phosphorus","display_name":"riverine phosphorus","score":0.972000002861023},{"id":"https://openalex.org/keywords/phosphorus-source-apportionment","display_name":"phosphorus source apportionment","score":0.9629999995231628},{"id":"https://openalex.org/keywords/phosphate-oxygen-isotopes","display_name":"phosphate oxygen isotopes","score":0.9480000138282776},{"id":"https://openalex.org/keywords/bayesian-mixing-model","display_name":"Bayesian mixing model","score":0.7549999952316284},{"id":"https://openalex.org/keywords/anthropogenic-phosphorus-inputs","display_name":"anthropogenic phosphorus inputs","score":0.7070000171661377},{"id":"https://openalex.org/keywords/danjiangkou-reservoir","display_name":"Danjiangkou Reservoir","score":0.9010000228881836},{"id":"https://openalex.org/keywords/hydrological-phases","display_name":"hydrological phases","score":0.656000018119812},{"id":"https://openalex.org/keywords/precipitation-effects","display_name":"precipitation effects","score":0.5759999752044678},{"id":"https://openalex.org/keywords/fertilizer-use-efficiency","display_name":"fertilizer use efficiency","score":0.8610000014305115}],"concepts":[{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.7581999897956848},{"id":"https://openalex.org/C16828302","wikidata":"https://www.wikidata.org/wiki/Q159675","display_name":"Tributary","level":2,"score":0.7175999879837036},{"id":"https://openalex.org/C510538283","wikidata":"https://www.wikidata.org/wiki/Q674","display_name":"Phosphorus","level":2,"score":0.5645999908447266},{"id":"https://openalex.org/C142796444","wikidata":"https://www.wikidata.org/wiki/Q181394","display_name":"Nutrient","level":2,"score":0.49320000410079956},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.48820000886917114},{"id":"https://openalex.org/C2777132085","wikidata":"https://www.wikidata.org/wiki/Q46220103","display_name":"Phosphate","level":2,"score":0.48159998655319214},{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.4691999852657318},{"id":"https://openalex.org/C2778337684","wikidata":"https://www.wikidata.org/wiki/Q3173700","display_name":"Apportionment","level":2,"score":0.46799999475479126},{"id":"https://openalex.org/C76886044","wikidata":"https://www.wikidata.org/wiki/Q2883300","display_name":"Hydrology (agriculture)","level":2,"score":0.46399998664855957},{"id":"https://openalex.org/C126645576","wikidata":"https://www.wikidata.org/wiki/Q166620","display_name":"Drainage basin","level":2,"score":0.43630000948905945},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.39809998869895935},{"id":"https://openalex.org/C2993349549","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Phosphate fertilizer","level":3,"score":0.3716999888420105},{"id":"https://openalex.org/C8625798","wikidata":"https://www.wikidata.org/wiki/Q752112","display_name":"Surface water","level":2,"score":0.36800000071525574},{"id":"https://openalex.org/C2776608160","wikidata":"https://www.wikidata.org/wiki/Q4785462","display_name":"Natural (archaeology)","level":2,"score":0.357699990272522},{"id":"https://openalex.org/C94061648","wikidata":"https://www.wikidata.org/wiki/Q336191","display_name":"Wastewater","level":2,"score":0.3422999978065491},{"id":"https://openalex.org/C108970007","wikidata":"https://www.wikidata.org/wiki/Q568324","display_name":"Anoxic waters","level":2,"score":0.3230000138282776},{"id":"https://openalex.org/C38304854","wikidata":"https://www.wikidata.org/wiki/Q185716","display_name":"Manure","level":2,"score":0.3183000087738037},{"id":"https://openalex.org/C2780797713","wikidata":"https://www.wikidata.org/wiki/Q625376","display_name":"Water quality","level":2,"score":0.30309998989105225},{"id":"https://openalex.org/C58790150","wikidata":"https://www.wikidata.org/wiki/Q10966166","display_name":"Sewage","level":2,"score":0.30250000953674316},{"id":"https://openalex.org/C2776384668","wikidata":"https://www.wikidata.org/wiki/Q182168","display_name":"Nitrate","level":2,"score":0.2854999899864197},{"id":"https://openalex.org/C90195498","wikidata":"https://www.wikidata.org/wiki/Q183129","display_name":"Water pollution","level":2,"score":0.2847999930381775},{"id":"https://openalex.org/C87717796","wikidata":"https://www.wikidata.org/wiki/Q146326","display_name":"Environmental engineering","level":1,"score":0.28119999170303345},{"id":"https://openalex.org/C176205827","wikidata":"https://www.wikidata.org/wiki/Q5435593","display_name":"Farm water","level":4,"score":0.2703999876976013},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.2660999894142151}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3390/hydrology13110290","doi":"https://doi.org/10.3390/hydrology13110290","is_oa":true,"landing_page_url":"https://doi.org/10.3390/hydrology13110290","pdf_url":null,"source":{"id":"https://openalex.org/S4210184486","display_name":"Hydrology","issn_l":"2306-5338","issn":["2306-5338"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-20","russia-white-list-2"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Hydrology","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.3390/hydrology13110290","doi":"https://doi.org/10.3390/hydrology13110290","is_oa":true,"landing_page_url":"https://doi.org/10.3390/hydrology13110290","pdf_url":null,"source":{"id":"https://openalex.org/S4210184486","display_name":"Hydrology","issn_l":"2306-5338","issn":["2306-5338"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-20","russia-white-list-2"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Hydrology","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":0.8999999761581421,"display_name":"Clean water and sanitation"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W588709881","https://openalex.org/W1964806509","https://openalex.org/W1976488746","https://openalex.org/W2040013461","https://openalex.org/W2044128493","https://openalex.org/W2064761203","https://openalex.org/W2071754162","https://openalex.org/W2074046740","https://openalex.org/W2075106583","https://openalex.org/W2078789085","https://openalex.org/W2082076816","https://openalex.org/W2084435060","https://openalex.org/W2116117913","https://openalex.org/W2123134406","https://openalex.org/W2127888210","https://openalex.org/W2149763874","https://openalex.org/W2151166084","https://openalex.org/W2162930577","https://openalex.org/W2164087962","https://openalex.org/W2165112476","https://openalex.org/W2334315728","https://openalex.org/W2592128209","https://openalex.org/W2787617631","https://openalex.org/W2969232300","https://openalex.org/W2976707983","https://openalex.org/W3136300339","https://openalex.org/W3176204848","https://openalex.org/W4220902048","https://openalex.org/W4301401033","https://openalex.org/W4321004672","https://openalex.org/W4384501322","https://openalex.org/W4388905053","https://openalex.org/W4400487169","https://openalex.org/W4400848471","https://openalex.org/W4400944099","https://openalex.org/W4404472748","https://openalex.org/W4409605187"],"related_works":["https://openalex.org/W4384501322","https://openalex.org/W7155387084","https://openalex.org/W4408229426","https://openalex.org/W4406037814","https://openalex.org/W7125413832","https://openalex.org/W7155918216","https://openalex.org/W4324309870","https://openalex.org/W4414825584","https://openalex.org/W4400944099","https://openalex.org/W4220866621"],"abstract_inverted_index":{"The":[0,145],"Ankang":[1,55],"catchment,":[2,15,56],"the":[3,8,12,47,54,75,80,95,125,129,132,154],"primary":[4],"water-producing":[5],"area":[6],"in":[7,53,124,138],"upper":[9],"reaches":[10],"of":[11,37,49,85,134,147],"Danjiangkou":[13],"Reservoir":[14],"experiences":[16],"immense":[17],"pressure":[18],"on":[19,60],"its":[20],"water":[21,169,172],"environmental":[22],"carrying":[23],"capacity.":[24],"However,":[25],"existing":[26],"studies":[27],"remain":[28],"unable":[29],"to":[30,78,93,142,151,189],"differentiate":[31],"between":[32],"anthropogenic":[33,83],"and":[34,82,170,178],"natural":[35,81,121,135],"inputs":[36],"riverine":[38,50,86,98,107,115],"phosphorus":[39],"(P),":[40],"constraining":[41],"catchment":[42],"nutrient":[43],"management.":[44,109],"To":[45],"address":[46],"issue":[48],"P":[51,99,108,116],"sources":[52,84,122,136,149],"this":[57],"study,":[58],"based":[59],"data":[61],"from":[62,120],"three":[63],"hydrological":[64],"phases,":[65],"applied":[66],"a":[67,103,159],"Bayesian":[68],"phosphate":[69],"oxygen":[70],"isotope":[71],"mixing":[72],"model":[73],"for":[74,106],"first":[76],"time":[77],"quantify":[79],"P.":[87],"Subsequently,":[88],"statistical":[89],"methods":[90],"were":[91],"employed":[92],"reveal":[94],"mechanisms":[96],"controlling":[97],"export,":[100],"thereby":[101],"providing":[102],"scientific":[104],"basis":[105],"Quantitative":[110],"apportionment":[111],"results":[112],"showed":[113],"that":[114,167,179],"was":[117],"primarily":[118],"derived":[119],"(48.6%)":[123],"normal":[126],"phase.":[127],"During":[128],"wet":[130],"phase,":[131,156],"proportion":[133],"increased":[137,150],"some":[139],"tributaries":[140],"due":[141],"enhanced":[143],"precipitation.":[144],"contribution":[146],"agricultural":[148,161,191],"46.5%":[152],"during":[153],"dry":[155],"driven":[157],"by":[158],"new":[160],"production":[162],"cycle.":[163],"Correlation":[164],"analysis":[165],"indicates":[166],"conserving":[168],"increasing":[171],"use":[173,186],"efficiency":[174,187],"lower":[175],"wastewater":[176],"loading,":[177],"decreasing":[180],"fertilizer":[181,185],"application":[182],"or":[183],"improving":[184],"contributes":[188],"reducing":[190],"inputs.":[192]},"counts_by_year":[],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2026-10-30T00:00:00"}
