{"id":"https://openalex.org/W2042911260","doi":"https://doi.org/10.1080/02571862.1998.10635130","title":"Effect of tied ridges on grain yield response of Maize ( Zea mays L. ) to application of crop residue and residual N and P on two soil types at Alemaya, Ethiopia","display_name":"Effect of tied ridges on grain yield response of Maize ( Zea mays L. ) to application of crop residue and residual N and P on two soil types at Alemaya, Ethiopia","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W2042911260","doi":"https://doi.org/10.1080/02571862.1998.10635130","mag":"2042911260"},"language":"en","primary_location":{"id":"doi:10.1080/02571862.1998.10635130","doi":"https://doi.org/10.1080/02571862.1998.10635130","is_oa":true,"landing_page_url":"https://doi.org/10.1080/02571862.1998.10635130","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/02571862.1998.10635130?needAccess=true","source":{"id":"https://openalex.org/S2764755494","display_name":"South African Journal of Plant and Soil","issn_l":"0257-1862","issn":["0257-1862","2167-034X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dhet","dongbi-c","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"South African Journal of Plant and Soil","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.tandfonline.com/doi/pdf/10.1080/02571862.1998.10635130?needAccess=true","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"A. Belay","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153487414","display_name":"Haramaya University","ror":"https://ror.org/059yk7s89","country_code":"ET","type":"education","lineage":["https://openalex.org/I153487414"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"A. Belay","raw_affiliation_strings":["Alemaya University of Agriculture","Alemaya University of Agriculture , P.O. Box 138, Dire Dawa , Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alemaya University of Agriculture","institution_ids":["https://openalex.org/I153487414"]},{"raw_affiliation_string":"Alemaya University of Agriculture , P.O. Box 138, Dire Dawa , Ethiopia","institution_ids":["https://openalex.org/I153487414"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015186550","display_name":"Heluf Gebrekidan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153487414","display_name":"Haramaya University","ror":"https://ror.org/059yk7s89","country_code":"ET","type":"education","lineage":["https://openalex.org/I153487414"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"H. Gebrekidan","raw_affiliation_strings":["Alemaya University of Agriculture","Alemaya University of Agriculture , P.O. Box 138, Dire Dawa , Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alemaya University of Agriculture","institution_ids":["https://openalex.org/I153487414"]},{"raw_affiliation_string":"Alemaya University of Agriculture , P.O. Box 138, Dire Dawa , Ethiopia","institution_ids":["https://openalex.org/I153487414"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062078535","display_name":"Yohannes Uloro","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153487414","display_name":"Haramaya University","ror":"https://ror.org/059yk7s89","country_code":"ET","type":"education","lineage":["https://openalex.org/I153487414"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"Y. Uloro","raw_affiliation_strings":["Alemaya University of Agriculture","Alemaya University of Agriculture , P.O. Box 138, Dire Dawa , Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Alemaya University of Agriculture","institution_ids":["https://openalex.org/I153487414"]},{"raw_affiliation_string":"Alemaya University of Agriculture , P.O. Box 138, Dire Dawa , Ethiopia","institution_ids":["https://openalex.org/I153487414"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I153487414"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":30,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"15","issue":"4","first_page":"123","last_page":"129"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12310","display_name":"Crop Yield and Soil Fertility","score":0.8134999871253967,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.8134999871253967,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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":0.1282999962568283,"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/T12792","display_name":"Soil Management and Crop Yield","score":0.052000001072883606,"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/tied-ridges","display_name":"tied ridges","score":0.9419999718666077},{"id":"https://openalex.org/keywords/maize","display_name":"maize","score":0.9279999732971191},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.7620000243186951},{"id":"https://openalex.org/keywords/crop-residues","display_name":"crop residues","score":0.9670000076293945},{"id":"https://openalex.org/keywords/residual-nitrogen","display_name":"residual nitrogen","score":0.7409999966621399},{"id":"https://openalex.org/keywords/residual-phosphorus","display_name":"residual phosphorus","score":0.9789999723434448},{"id":"https://openalex.org/keywords/furrow-planting","display_name":"furrow planting","score":0.746999979019165},{"id":"https://openalex.org/keywords/ridge-planting","display_name":"ridge planting","score":0.4959999918937683},{"id":"https://openalex.org/keywords/soil-type","display_name":"soil type","score":0.7200000286102295},{"id":"https://openalex.org/keywords/rainfall-effects","display_name":"rainfall effects","score":0.8889999985694885}],"concepts":[{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.8549062013626099},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.759521484375},{"id":"https://openalex.org/C2781338088","wikidata":"https://www.wikidata.org/wiki/Q903495","display_name":"Residue (chemistry)","level":2,"score":0.6553857326507568},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.5720710754394531},{"id":"https://openalex.org/C183889291","wikidata":"https://www.wikidata.org/wiki/Q5187955","display_name":"Crop residue","level":3,"score":0.5600519776344299},{"id":"https://openalex.org/C2992211155","wikidata":"https://www.wikidata.org/wiki/Q889514","display_name":"Grain yield","level":2,"score":0.5284909009933472},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.5183173418045044},{"id":"https://openalex.org/C88972607","wikidata":"https://www.wikidata.org/wiki/Q2666904","display_name":"Human fertilization","level":2,"score":0.4971008598804474},{"id":"https://openalex.org/C75639521","wikidata":"https://www.wikidata.org/wiki/Q1283519","display_name":"Field experiment","level":2,"score":0.43280351161956787},{"id":"https://openalex.org/C2993531722","wikidata":"https://www.wikidata.org/wiki/Q11575","display_name":"Zea mays","level":2,"score":0.4172613024711609},{"id":"https://openalex.org/C126343540","wikidata":"https://www.wikidata.org/wiki/Q889514","display_name":"Crop yield","level":2,"score":0.41135403513908386},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.33414074778556824},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.26898494362831116},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26126599311828613},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.2288166880607605},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.05125501751899719},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/02571862.1998.10635130","doi":"https://doi.org/10.1080/02571862.1998.10635130","is_oa":true,"landing_page_url":"https://doi.org/10.1080/02571862.1998.10635130","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/02571862.1998.10635130?needAccess=true","source":{"id":"https://openalex.org/S2764755494","display_name":"South African Journal of Plant and Soil","issn_l":"0257-1862","issn":["0257-1862","2167-034X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dhet","dongbi-c","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"South African Journal of Plant and Soil","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1080/02571862.1998.10635130","doi":"https://doi.org/10.1080/02571862.1998.10635130","is_oa":true,"landing_page_url":"https://doi.org/10.1080/02571862.1998.10635130","pdf_url":"https://www.tandfonline.com/doi/pdf/10.1080/02571862.1998.10635130?needAccess=true","source":{"id":"https://openalex.org/S2764755494","display_name":"South African Journal of Plant and Soil","issn_l":"0257-1862","issn":["0257-1862","2167-034X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dhet","dongbi-c","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"South African Journal of Plant and Soil","raw_type":"journal-article"},"sustainable_development_goals":[{"score":1.0,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2042911260.pdf","grobid_xml":"https://content.openalex.org/works/W2042911260.grobid-xml"},"referenced_works_count":18,"referenced_works":["https://openalex.org/W208569703","https://openalex.org/W330676098","https://openalex.org/W1496300971","https://openalex.org/W1532999591","https://openalex.org/W1841376135","https://openalex.org/W1991464502","https://openalex.org/W2002709469","https://openalex.org/W2010212872","https://openalex.org/W2014461049","https://openalex.org/W2052603186","https://openalex.org/W2054361839","https://openalex.org/W2074144311","https://openalex.org/W2091160252","https://openalex.org/W2126434710","https://openalex.org/W2248410676","https://openalex.org/W2567372958","https://openalex.org/W2724790711","https://openalex.org/W2758027321"],"related_works":["https://openalex.org/W4256396425","https://openalex.org/W2607957536","https://openalex.org/W313912666","https://openalex.org/W4399028243","https://openalex.org/W2203626301","https://openalex.org/W1987054434","https://openalex.org/W4361222886","https://openalex.org/W2333565530","https://openalex.org/W7215387239","https://openalex.org/W202845071"],"abstract_inverted_index":{"Field":[0],"experiments":[1],"were":[2,45,121],"conducted":[3],"on":[4,25,89,145],"two":[5],"soil":[6,168],"types":[7],"over":[8],"a":[9],"period":[10],"of":[11,19,30,34,50,79,91,96,118,142,149,153],"five":[12],"years":[13],"(1986\u20131990)":[14],"to":[15,32,151],"investigate":[16],"the":[17,26,48,77,97,108,112,116,119,126,135],"effects":[18],"tied":[20,51,80,92,98,129,138,143],"ridges":[21,81,99,120,130,144],"and":[22,37,40,62,64,111,156,159,166],"planting":[23,75,88],"systems":[24],"grain":[27,56,85,102,146],"yield":[28,147],"response":[29,148],"maize":[31,150],"applications":[33],"crop":[35,65,154],"residue":[36,66,155],"residual":[38,60,157],"N":[39,61,158],"P":[41,63,160],"fertilizers.":[42],"Grain":[43],"yields":[44,57,86,103,133],"increased":[46],"by":[47,164,167],"use":[49],"ridges.":[52,93,139],"Further":[53],"increases":[54],"in":[55,76,83,100,107],"resulted":[58,82],"from":[59],"applied":[67],"separately":[68],"or":[69],"together.":[70],"Under":[71],"all":[72],"fertilization":[73],"practices,":[74],"furrow":[78],"higher":[84,132],"than":[87,134],"top":[90],"The":[94,140],"effect":[95,141],"increasing":[101],"was":[104,162],"generally":[105],"better":[106],"drier":[109],"periods":[110],"more":[113],"so":[114],"when":[115],"ends":[117],"tied.":[122],"In":[123],"wetter":[124],"seasons":[125],"open":[127],"end":[128,137],"gave":[131],"closed":[136],"application":[152],"fertilizers":[161],"influenced":[163],"rainfall":[165],"type.":[169]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
