{"id":"https://openalex.org/W2467703017","doi":"https://doi.org/10.3390/rs8070524","title":"Mapping Presence and Predicting Phenological Status of Invasive Buffelgrass in Southern Arizona Using MODIS, Climate and Citizen Science Observation Data","display_name":"Mapping Presence and Predicting Phenological Status of Invasive Buffelgrass in Southern Arizona Using MODIS, Climate and Citizen Science Observation Data","publication_year":2016,"publication_date":"2016-06-24","ids":{"openalex":"https://openalex.org/W2467703017","doi":"https://doi.org/10.3390/rs8070524","mag":"2467703017"},"language":"en","primary_location":{"id":"doi:10.3390/rs8070524","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs8070524","pdf_url":"https://www.mdpi.com/2072-4292/8/7/524/pdf?version=1467256302","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"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":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/8/7/524/pdf?version=1467256302","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5060704951","display_name":"Cynthia S.A. Wallace","orcid":"https://orcid.org/0000-0003-0001-8828"},"institutions":[{"id":"https://openalex.org/I114681415","display_name":"Arizona Geological Survey","ror":"https://ror.org/00vcszp55","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I114681415"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Cynthia Wallace","raw_affiliation_strings":["Western Geographic Science Center, U.S. Geological Survey, Tucson, AZ 85719, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Western Geographic Science Center, U.S. Geological Survey, Tucson, AZ 85719, USA","institution_ids":["https://openalex.org/I114681415"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016729943","display_name":"Jessica J. Walker","orcid":"https://orcid.org/0000-0002-3225-0317"},"institutions":[{"id":"https://openalex.org/I114681415","display_name":"Arizona Geological Survey","ror":"https://ror.org/00vcszp55","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I114681415"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jessica Walker","raw_affiliation_strings":["Western Geographic Science Center, U.S. Geological Survey, Tucson, AZ 85719, USA"],"raw_orcid":"https://orcid.org/0000-0002-3225-0317","affiliations":[{"raw_affiliation_string":"Western Geographic Science Center, U.S. Geological Survey, Tucson, AZ 85719, USA","institution_ids":["https://openalex.org/I114681415"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040139368","display_name":"S. M. Skirvin","orcid":null},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Susan Skirvin","raw_affiliation_strings":["Agricultural Research Station, U.S. Department of Agriculture, Tucson, AZ 85719, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Agricultural Research Station, U.S. Department of Agriculture, Tucson, AZ 85719, USA","institution_ids":["https://openalex.org/I1336096307"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008091176","display_name":"Caroline Patrick-Birdwell","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Caroline Patrick-Birdwell","raw_affiliation_strings":["Southern Arizona Buffelgrass Coordination Center, Tucson, AZ 85717, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southern Arizona Buffelgrass Coordination Center, Tucson, AZ 85717, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048053140","display_name":"Jake F. Weltzin","orcid":"https://orcid.org/0000-0001-8641-6645"},"institutions":[{"id":"https://openalex.org/I114681415","display_name":"Arizona Geological Survey","ror":"https://ror.org/00vcszp55","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I114681415"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jake Weltzin","raw_affiliation_strings":["USA National Phenology Network, U.S. Geological Survey, Tucson, AZ 85721, USA"],"raw_orcid":"https://orcid.org/0000-0001-8641-6645","affiliations":[{"raw_affiliation_string":"USA National Phenology Network, U.S. Geological Survey, Tucson, AZ 85721, USA","institution_ids":["https://openalex.org/I114681415"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087330824","display_name":"Helen Raichle","orcid":null},"institutions":[{"id":"https://openalex.org/I2800531696","display_name":"Arizona Science Center","ror":"https://ror.org/05g3rxr48","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I2800531696"]},{"id":"https://openalex.org/I4391767822","display_name":"Arizona Water Science Center","ror":"https://ror.org/051n8xp08","country_code":null,"type":"facility","lineage":["https://openalex.org/I1286329397","https://openalex.org/I1335927249","https://openalex.org/I4391767822"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Helen Raichle","raw_affiliation_strings":["Arizona Water Science Center, Tucson, AZ 85719, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Arizona Water Science Center, Tucson, AZ 85719, USA","institution_ids":["https://openalex.org/I2800531696","https://openalex.org/I4391767822"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5060704951"],"corresponding_institution_ids":["https://openalex.org/I114681415"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":3.9155,"has_fulltext":false,"cited_by_count":51,"citation_normalized_percentile":{"value":0.92734949,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"8","issue":"7","first_page":"524","last_page":"524"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9993000030517578,"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":0.9993000030517578,"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/T10895","display_name":"Species Distribution and Climate Change","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/2302","display_name":"Ecological Modeling"},"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/T10005","display_name":"Ecology and Vegetation Dynamics Studies","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"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/environmental-science","display_name":"Environmental science","score":0.6041451096534729},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5763028264045715},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.48173263669013977},{"id":"https://openalex.org/keywords/precipitation","display_name":"Precipitation","score":0.4690442681312561},{"id":"https://openalex.org/keywords/phenology","display_name":"Phenology","score":0.46301504969596863},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.3270456790924072},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.30575159192085266},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.15352997183799744},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.1318736970424652}],"concepts":[{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6041451096534729},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5763028264045715},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.48173263669013977},{"id":"https://openalex.org/C107054158","wikidata":"https://www.wikidata.org/wiki/Q25257","display_name":"Precipitation","level":2,"score":0.4690442681312561},{"id":"https://openalex.org/C51417038","wikidata":"https://www.wikidata.org/wiki/Q272737","display_name":"Phenology","level":2,"score":0.46301504969596863},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.3270456790924072},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.30575159192085266},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.15352997183799744},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.1318736970424652},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/rs8070524","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs8070524","pdf_url":"https://www.mdpi.com/2072-4292/8/7/524/pdf?version=1467256302","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"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":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:mdpi.com:/2072-4292/8/7/524/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs8070524","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 8; Issue 7; Pages: 524","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs8070524","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs8070524","pdf_url":"https://www.mdpi.com/2072-4292/8/7/524/pdf?version=1467256302","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"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":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.46000000834465027,"display_name":"Climate action"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2467703017.pdf"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W281630004","https://openalex.org/W301706511","https://openalex.org/W1453246294","https://openalex.org/W1585410903","https://openalex.org/W1983267615","https://openalex.org/W1991779187","https://openalex.org/W2017992978","https://openalex.org/W2025113236","https://openalex.org/W2027437862","https://openalex.org/W2037806820","https://openalex.org/W2040643204","https://openalex.org/W2058553595","https://openalex.org/W2090282990","https://openalex.org/W2098694600","https://openalex.org/W2102128253","https://openalex.org/W2126583978","https://openalex.org/W2139898695","https://openalex.org/W2143659897","https://openalex.org/W2152092242","https://openalex.org/W2159321618","https://openalex.org/W2161554243","https://openalex.org/W2166283336","https://openalex.org/W2167656232","https://openalex.org/W2183734934","https://openalex.org/W2309275263","https://openalex.org/W2329290079","https://openalex.org/W2510658456","https://openalex.org/W2598281074","https://openalex.org/W3021093493","https://openalex.org/W6725288821","https://openalex.org/W6948528585"],"related_works":["https://openalex.org/W2373524250","https://openalex.org/W4206027277","https://openalex.org/W2388003193","https://openalex.org/W2367450255","https://openalex.org/W2243549226","https://openalex.org/W2184048517","https://openalex.org/W3128824461","https://openalex.org/W96071508","https://openalex.org/W2156132268","https://openalex.org/W2388278526"],"abstract_inverted_index":{"The":[0,72],"increasing":[1],"spread":[2],"and":[3,58,62,95,128,137,141,144,226],"abundance":[4],"of":[5,22,42,56,64,74,106,120,131,146,179,202,213,217],"an":[6],"invasive":[7,91],"perennial":[8],"grass,":[9],"buffelgrass":[10,31,43,80,107,132,147,157,218,241],"(Pennisetum":[11],"ciliare),":[12],"represents":[13],"a":[14,34],"critical":[15],"threat":[16],"to":[17,78,87,134,151,160,194,215,239],"the":[18,23,48,54,59,65,90,110,142,199,211,227],"native":[19,186],"vegetation":[20,49],"communities":[21],"Sonoran":[24],"desert":[25],"in":[26,109,163,182,220],"southern":[27],"Arizona,":[28],"USA,":[29],"where":[30,89],"eradication":[32],"is":[33,44,50,77],"high":[35],"priority":[36],"for":[37,230],"resource":[38,237],"managers.":[39],"Herbicidal":[40],"treatment":[41],"most":[45],"effective":[46,70],"when":[47,96],"actively":[51],"growing,":[52],"but":[53],"remoteness":[55],"infestations":[57],"erratic":[60],"timing":[61,143],"length":[63],"species\u2019":[66],"growth":[67],"periods":[68,178,191],"confound":[69],"treatment.":[71],"goal":[73],"our":[75],"research":[76],"promote":[79],"management":[81],"by":[82,185,236],"using":[83],"remote":[84],"sensing":[85],"data":[86],"detect":[88],"plants":[92],"are":[93,98,192],"located":[94],"they":[97],"photosynthetically":[99],"active.":[100],"We":[101],"integrated":[102],"citizen":[103],"scientist":[104],"observations":[105],"phenology":[108],"Tucson,":[111],"Arizona":[112],"area":[113],"with":[114],"PRISM":[115],"precipitation":[116,140],"data,":[117],"eight-day":[118,177],"composites":[119],"250-m":[121],"Moderate-resolution":[122],"Imaging":[123],"Spectroradiometer":[124],"(MODIS)":[125],"satellite":[126],"imagery,":[127],"aerially-mapped":[129],"polygons":[130],"presence":[133],"understand":[135],"dynamics":[136],"relationships":[138],"between":[139],"amount":[145],"greenness":[148],"from":[149],"2011":[150],"2013.":[152],"Our":[153],"results":[154],"show":[155],"that":[156,196],"responds":[158],"quickly":[159],"antecedent":[161],"rainfall:":[162],"pixels":[164,183],"containing":[165],"buffelgrass,":[166],"higher":[167],"correlations":[168],"(R2":[169],">":[170],"0.5)":[171],"typically":[172],"occur":[173],"after":[174],"two":[175],"cumulative":[176],"rain,":[180],"whereas":[181],"dominated":[184],"vegetation,":[187],"four":[188],"prior":[189],"8-day":[190],"required":[193],"reach":[195],"threshold.":[197],"Using":[198],"new":[200],"suite":[201],"phenometrics":[203],"introduced":[204],"here\u2014Climate":[205],"Landscape":[206],"Response":[207],"metrics\u2014we":[208],"accurately":[209],"predicted":[210],"location":[212],"49%":[214],"55%":[216],"patches":[219],"Saguaro":[221],"National":[222],"Park.":[223],"These":[224],"metrics":[225],"suggested":[228],"guidelines":[229],"their":[231],"use":[232],"can":[233],"be":[234],"employed":[235],"managers":[238],"treat":[240],"during":[242],"optimal":[243],"time":[244],"periods.":[245]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3}],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2025-10-10T00:00:00"}