{"id":"https://openalex.org/W2104210649","doi":"https://doi.org/10.1109/tgrs.1991.1019470","title":"Diuranl water relations of walnut trees: implications for remote sensing","display_name":"Diuranl water relations of walnut trees: implications for remote sensing","publication_year":1991,"publication_date":"1991-11-01","ids":{"openalex":"https://openalex.org/W2104210649","doi":"https://doi.org/10.1109/tgrs.1991.1019470","mag":"2104210649"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.1991.1019470","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.1991.1019470","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"type":"article","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/A5110629607","display_name":"J.A. Weber","orcid":null},"institutions":[{"id":"https://openalex.org/I1302368450","display_name":"Environmental Protection Agency","ror":"https://ror.org/03tns0030","country_code":"US","type":"government","lineage":["https://openalex.org/I1302368450"]},{"id":"https://openalex.org/I4210106247","display_name":"Corvallis Environmental Center","ror":"https://ror.org/01kdb6822","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210106247"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J.A. Weber","raw_affiliation_strings":["Environmental Research Laboratories, U.S. Environmental Protection Agency, Corvallis, OR, USA","EPA, Environmental Research Laboratory, Corvallis OR, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Environmental Research Laboratories, U.S. Environmental Protection Agency, Corvallis, OR, USA","institution_ids":["https://openalex.org/I1302368450"]},{"raw_affiliation_string":"EPA, Environmental Research Laboratory, Corvallis OR, United States","institution_ids":["https://openalex.org/I4210106247"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039853039","display_name":"Susan L. Ustin","orcid":"https://orcid.org/0000-0001-8551-0461"},"institutions":[{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S.L. Ustin","raw_affiliation_strings":["Department of Land Air and Water Resources, University of California, Davis, CA, USA","California, University Davis, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Land Air and Water Resources, University of California, Davis, CA, USA","institution_ids":["https://openalex.org/I84218800"]},{"raw_affiliation_string":"California, University Davis, United States","institution_ids":["https://openalex.org/I84218800"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.9374,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.9069719,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"29","issue":"6","first_page":"864","last_page":"864"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T10266","display_name":"Plant Water Relations and Carbon Dynamics","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T12729","display_name":"Tree Root and Stability Studies","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/diurnal-temperature-variation","display_name":"Diurnal temperature variation","score":0.7933690547943115},{"id":"https://openalex.org/keywords/morning","display_name":"Morning","score":0.7726538181304932},{"id":"https://openalex.org/keywords/water-content","display_name":"Water content","score":0.6481869220733643},{"id":"https://openalex.org/keywords/sunrise","display_name":"Sunrise","score":0.5571684241294861},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4797821640968323},{"id":"https://openalex.org/keywords/daytime","display_name":"Daytime","score":0.4672059416770935},{"id":"https://openalex.org/keywords/evapotranspiration","display_name":"Evapotranspiration","score":0.4635979235172272},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.45137375593185425},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.25125640630722046},{"id":"https://openalex.org/keywords/botany","display_name":"Botany","score":0.17961850762367249},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.146914541721344},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.0930650532245636}],"concepts":[{"id":"https://openalex.org/C167678106","wikidata":"https://www.wikidata.org/wiki/Q5283759","display_name":"Diurnal temperature variation","level":2,"score":0.7933690547943115},{"id":"https://openalex.org/C19720800","wikidata":"https://www.wikidata.org/wiki/Q7722","display_name":"Morning","level":2,"score":0.7726538181304932},{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.6481869220733643},{"id":"https://openalex.org/C38262639","wikidata":"https://www.wikidata.org/wiki/Q193294","display_name":"Sunrise","level":2,"score":0.5571684241294861},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4797821640968323},{"id":"https://openalex.org/C162725370","wikidata":"https://www.wikidata.org/wiki/Q52643","display_name":"Daytime","level":2,"score":0.4672059416770935},{"id":"https://openalex.org/C176783924","wikidata":"https://www.wikidata.org/wiki/Q828158","display_name":"Evapotranspiration","level":2,"score":0.4635979235172272},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.45137375593185425},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.25125640630722046},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.17961850762367249},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.146914541721344},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0930650532245636},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.1991.1019470","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.1991.1019470","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8199999928474426,"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W138837712","https://openalex.org/W200360806","https://openalex.org/W229678258","https://openalex.org/W267995959","https://openalex.org/W1569391783","https://openalex.org/W1994378716","https://openalex.org/W2007791402","https://openalex.org/W2029880399","https://openalex.org/W2049398443","https://openalex.org/W2074708917","https://openalex.org/W2084670992","https://openalex.org/W2085401887","https://openalex.org/W2087875510","https://openalex.org/W2088639513","https://openalex.org/W2089030459","https://openalex.org/W2119258644","https://openalex.org/W2119440821","https://openalex.org/W2125504402","https://openalex.org/W2127715392","https://openalex.org/W2129594016","https://openalex.org/W2135950877","https://openalex.org/W2141348340","https://openalex.org/W2155663494","https://openalex.org/W2158172326","https://openalex.org/W2167644574","https://openalex.org/W2168881287","https://openalex.org/W4242496696","https://openalex.org/W6608947265"],"related_works":["https://openalex.org/W2058170270","https://openalex.org/W1604437103","https://openalex.org/W2069763186","https://openalex.org/W1987741068","https://openalex.org/W2380799334","https://openalex.org/W2382775193","https://openalex.org/W2362498306","https://openalex.org/W3009995276","https://openalex.org/W2930184167","https://openalex.org/W1997054189"],"abstract_inverted_index":{"Leaflet":[0,65],"water":[1,5,9,21],"content":[2,6],"(WC),":[3],"relative":[4],"(RWC),":[7],"and":[8,33,59,63,67,96,151,169],"potential,":[10],"Phi(lf)":[11,45,95,120],"were":[12,69],"measured":[13,100,154],"as":[14,88],"indicators":[15],"of":[16,36,94,137,143],"diurnal":[17,84,155],"change":[18,41],"in":[19,23,44,55,71,115,117,126,140,161],"tree":[20,108],"status":[22],"an":[24],"experimental":[25,48],"walnut":[26],"orchard":[27],"receiving":[28],"two":[29],"irrigation":[30],"treatments:":[31],"100":[32],"33":[34],"percent":[35],"potential":[37],"evapotranspiration":[38],"(PET).":[39],"Diurnal":[40],"was":[42,86,172],"greatest":[43],"throughout":[46],"the":[47,72,83,92,118,127,141,144,162,165],"period,":[49],"with":[50],"minima":[51,160],"occurring":[52],"each":[53],"day":[54],"early":[56],"to":[57],"mid-afternoon":[58],"maxima":[60],"between":[61,91],"midnight":[62],"sunrise.":[64],"WC":[66],"RWC":[68],"lower":[70],"afternoon":[73],"than":[74,124],"at":[75],"night,":[76],"but":[77,164],"had":[78,158],"greater":[79],"variability":[80],"so":[81],"that":[82,111,157],"pattern":[85,93,166],"not":[87],"clear.":[89],"Comparison":[90],"dielectric":[97],"constants":[98],"(DCs)":[99],"from":[101],"probes":[102],"inserted":[103],"2":[104],"cm":[105],"into":[106],"a":[107],"hole":[109],"showed":[110],"both":[112],"declined":[113],"nearly":[114],"parallel":[116],"morning.":[119],"recovered":[121],"more":[122],"rapidly":[123],"DC":[125,145],"afternoon.":[128],"This":[129],"temporal":[130],"discrepancy":[131],"could":[132],"be":[133],"caused":[134],"by":[135],"cavitation":[136],"xylem":[138],"elements":[139],"vicinity":[142],"probe.":[146],"Microwave":[147],"backscatter":[148],"for":[149],"L-":[150],"X-bands":[152],"also":[153],"variation":[156],"local":[159],"afternoon,":[163],"among":[167],"wavelength":[168],"polarization":[170],"signatures":[171],"complex.":[173]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}