{"id":"https://openalex.org/W2264848824","doi":null,"title":"Maize response to fertilizer and fertilizer-use decisions for farmers in Ghana","display_name":"Maize response to fertilizer and fertilizer-use decisions for farmers in Ghana","publication_year":2014,"publication_date":"2014-09-16","ids":{"openalex":"https://openalex.org/W2264848824","mag":"2264848824"},"language":"en","primary_location":{"id":"pmh:oai:www.ideals.illinois.edu:2142/50536","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2142/50536","pdf_url":"https://www.ideals.illinois.edu/items/50647/bitstreams/147191/data.pdf","source":{"id":"https://openalex.org/S4306401358","display_name":"Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801919071","host_organization_name":"University of Illinois System","host_organization_lineage":["https://openalex.org/I2801919071"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ideals.illinois.edu/items/50647/bitstreams/147191/data.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Alexandra Hill","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Alexandra Hill","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10367","display_name":"Agricultural Innovations and Practices","score":0.48660001158714294,"subfield":{"id":"https://openalex.org/subfields/1100","display_name":"General Agricultural and Biological Sciences"},"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/T10367","display_name":"Agricultural Innovations and Practices","score":0.48660001158714294,"subfield":{"id":"https://openalex.org/subfields/1100","display_name":"General Agricultural and Biological Sciences"},"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":0.25290000438690186,"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/T13508","display_name":"Agricultural Economics and Practices","score":0.08129999786615372,"subfield":{"id":"https://openalex.org/subfields/1100","display_name":"General Agricultural and Biological Sciences"},"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/maize","display_name":"maize","score":0.7620000243186951},{"id":"https://openalex.org/keywords/chemical-fertilizers","display_name":"mineral fertilizers","score":0.8370000123977661},{"id":"https://openalex.org/keywords/fertilizer-subsidies","display_name":"fertilizer subsidies","score":0.8140000104904175},{"id":"https://openalex.org/keywords/fertilizer-use","display_name":"fertilizer use","score":0.656000018119812},{"id":"https://openalex.org/keywords/maize-yield","display_name":"maize yield","score":0.625},{"id":"https://openalex.org/keywords/yield-gap","display_name":"yield gap","score":0.9419999718666077},{"id":"https://openalex.org/keywords/farm-profitability","display_name":"farm profitability","score":0.6570000052452087},{"id":"https://openalex.org/keywords/value-cost-ratio","display_name":"value-cost ratio","score":0.9160000085830688},{"id":"https://openalex.org/keywords/property-rights","display_name":"property rights","score":0.8769999742507935},{"id":"https://openalex.org/keywords/market-access","display_name":"market access","score":0.6610000133514404},{"id":"https://openalex.org/keywords/smallholder-farmers","display_name":"smallholder farmers","score":0.6489999890327454},{"id":"https://openalex.org/keywords/ghana","display_name":"Ghana","score":0.8450000286102295}],"concepts":[{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.7073876857757568},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.44155165553092957},{"id":"https://openalex.org/C48824518","wikidata":"https://www.wikidata.org/wiki/Q396340","display_name":"Agricultural economics","level":1,"score":0.3937947452068329},{"id":"https://openalex.org/C37621935","wikidata":"https://www.wikidata.org/wiki/Q3606845","display_name":"Agricultural science","level":1,"score":0.37489598989486694},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.2447613775730133},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.195298969745636},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.1921357810497284},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:www.ideals.illinois.edu:2142/50536","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2142/50536","pdf_url":"https://www.ideals.illinois.edu/items/50647/bitstreams/147191/data.pdf","source":{"id":"https://openalex.org/S4306401358","display_name":"Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801919071","host_organization_name":"University of Illinois System","host_organization_lineage":["https://openalex.org/I2801919071"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"mag:2264848824","doi":null,"is_oa":false,"landing_page_url":"https://www.ideals.illinois.edu/handle/2142/50536","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:www.ideals.illinois.edu:2142/50536","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2142/50536","pdf_url":"https://www.ideals.illinois.edu/items/50647/bitstreams/147191/data.pdf","source":{"id":"https://openalex.org/S4306401358","display_name":"Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801919071","host_organization_name":"University of Illinois System","host_organization_lineage":["https://openalex.org/I2801919071"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","score":1.0,"display_name":"Zero hunger"},{"id":"https://metadata.un.org/sdg/1","score":0.666700005531311,"display_name":"No poverty"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2264848824.pdf","grobid_xml":"https://content.openalex.org/works/W2264848824.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W137382948","https://openalex.org/W162064203","https://openalex.org/W1483711403","https://openalex.org/W1519966989","https://openalex.org/W1532011140","https://openalex.org/W1563221213","https://openalex.org/W1564346753","https://openalex.org/W1658223947","https://openalex.org/W1658393192","https://openalex.org/W1855127131","https://openalex.org/W1857395885","https://openalex.org/W1980416533","https://openalex.org/W1987832557","https://openalex.org/W2005029869","https://openalex.org/W2022422271","https://openalex.org/W2060358790","https://openalex.org/W2075541309","https://openalex.org/W2081104329","https://openalex.org/W2102386218","https://openalex.org/W2116381474","https://openalex.org/W2121086175","https://openalex.org/W2122376588","https://openalex.org/W2124750465","https://openalex.org/W2125286303","https://openalex.org/W2127596576","https://openalex.org/W2130520495","https://openalex.org/W2138739592","https://openalex.org/W2140688721","https://openalex.org/W2145143758","https://openalex.org/W2163220282","https://openalex.org/W2167633829","https://openalex.org/W2185510478","https://openalex.org/W2290600269","https://openalex.org/W2331197984","https://openalex.org/W2978250989"],"related_works":["https://openalex.org/W2189371625","https://openalex.org/W2594244770","https://openalex.org/W2234525704","https://openalex.org/W2901053985","https://openalex.org/W4402748175","https://openalex.org/W1590354165","https://openalex.org/W4391928896","https://openalex.org/W4407008228","https://openalex.org/W2563737205","https://openalex.org/W2595724803"],"abstract_inverted_index":{"Current":[0],"maize":[1,96,145],"yields":[2,29,82,146],"in":[3,26,30,83,147],"Ghana":[4,31,48],"average":[5,168],"only":[6],"one-third":[7],"of":[8,40,69,77,92,107],"their":[9],"estimated":[10],"potential,":[11],"but":[12],"this":[13,70,154],"yield":[14],"gap":[15],"can":[16,32],"be":[17,34],"reduced":[18],"by":[19,36],"improving":[20],"farming":[21],"practices":[22],"and":[23,44,100,112,119,141,194],"growing":[24],"conditions":[25],"Ghana;":[27],"specifically,":[28],"likely":[33],"increased":[35],"intensifying":[37],"the":[38,67,75,89,105,110,116,167,179,183,188,196,202],"use":[39,127,137],"fertilizer,":[41],"other":[42],"inputs,":[43],"irrigation":[45],"systems.":[46],"Recently,":[47],"introduced":[49],"a":[50,129,139,191],"fertilizer":[51,79,94,108,126,136,161,208],"subsidy":[52],"program":[53],"to":[54,65,73,80,171],"help":[55],"increase":[56,81],"fertilizer-use":[57],"rates,":[58],"however,":[59,157],"little":[60],"work":[61],"has":[62,138,190,198],"been":[63],"done":[64],"examine":[66],"effectiveness":[68],"program,":[71],"or":[72],"determine":[74],"viability":[76],"using":[78,98,115,128],"Ghana.":[84],"This":[85],"paper":[86],"(1)":[87],"determines":[88,104],"marginal":[90],"effects":[91],"inorganic":[93],"on":[95,144,201],"output":[97],"OLS":[99],"quantile":[101],"regressions,":[102],"(2)":[103],"profitability":[106],"at":[109],"subsidized":[111],"unsubsidized":[113],"prices":[114],"value-cost":[117],"ratio,":[118],"(3)":[120],"examines":[121],"alternate":[122],"instruments":[123],"for":[124,166],"increasing":[125],"linear":[130],"probability":[131],"model.":[132],"I":[133,151,158,176],"find":[134,159,177],"that":[135,150,160,178],"positive":[140,155],"significant":[142,205],"effect":[143],"all":[148],"models":[149],"consider;":[152],"despite":[153],"correlation,":[156],"is":[162],"not":[163],"sufficiently":[164],"profitable":[165],"Ghanaian":[169],"farmer":[170,189,197],"incentivize":[172],"additional":[173],"application.":[174],"Finally,":[175],"farmer\u2019s":[180],"distance":[181],"from":[182],"closest":[184],"weekly":[185],"market,":[186],"whether":[187,195],"pre-harvest":[192],"contract,":[193],"property":[199],"rights":[200],"field":[203],"have":[204],"correlations":[206],"with":[207],"use.":[209]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}