{"id":"https://openalex.org/W2930134451","doi":"https://doi.org/10.1080/02571862.2018.1548659","title":"Improving productivity of orange-fleshed sweetpotato (Ipomoea batatas) through intercropping with legumes and moderate phosphorus application","display_name":"Improving productivity of orange-fleshed sweetpotato (Ipomoea batatas) through intercropping with legumes and moderate phosphorus application","publication_year":2019,"publication_date":"2019-04-02","ids":{"openalex":"https://openalex.org/W2930134451","doi":"https://doi.org/10.1080/02571862.2018.1548659","mag":"2930134451"},"language":"en","primary_location":{"id":"doi:10.1080/02571862.2018.1548659","doi":"https://doi.org/10.1080/02571862.2018.1548659","is_oa":false,"landing_page_url":"https://doi.org/10.1080/02571862.2018.1548659","pdf_url":null,"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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5144699883","display_name":"Eliah Munda","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I26092322","display_name":"Stellenbosch University","ror":"https://ror.org/05bk57929","country_code":"ZA","type":"education","lineage":["https://openalex.org/I26092322"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"Eliah Munda","raw_affiliation_strings":["Department of Agronomy, Stellenbosch University, Stellenbosch, South Africa","International Potato Center, Maputo, Mozambique"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agronomy, Stellenbosch University, Stellenbosch, South Africa","institution_ids":["https://openalex.org/I26092322"]},{"raw_affiliation_string":"International Potato Center, Maputo, Mozambique","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027410532","display_name":"Petrus Jacobus Pieterse","orcid":"https://orcid.org/0000-0002-7602-6923","observed_orcids":["https://orcid.org/0000-0002-7602-6923"]},"institutions":[{"id":"https://openalex.org/I26092322","display_name":"Stellenbosch University","ror":"https://ror.org/05bk57929","country_code":"ZA","type":"education","lineage":["https://openalex.org/I26092322"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Petrus J Pieterse","raw_affiliation_strings":["Department of Agronomy, Stellenbosch University, Stellenbosch, South Africa"],"raw_orcid":"https://orcid.org/0000-0002-7602-6923","affiliations":[{"raw_affiliation_string":"Department of Agronomy, Stellenbosch University, Stellenbosch, South Africa","institution_ids":["https://openalex.org/I26092322"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102968607","display_name":"Maria Andrade","orcid":"https://orcid.org/0000-0002-1887-5628","observed_orcids":["https://orcid.org/0000-0002-1887-5628","https://orcid.org/0000-0001-7510-3168"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Maria I Andrade","raw_affiliation_strings":["International Potato Center, Maputo, Mozambique"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Potato Center, Maputo, Mozambique","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016135578","display_name":"Godwill S. Makunde","orcid":"https://orcid.org/0000-0002-9003-7266","observed_orcids":["https://orcid.org/0000-0002-9003-7266"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Godwill S Makunde","raw_affiliation_strings":["International Potato Center, Maputo, Mozambique"],"raw_orcid":"https://orcid.org/0000-0002-9003-7266","affiliations":[{"raw_affiliation_string":"International Potato Center, Maputo, Mozambique","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067780542","display_name":"Engil Isadora Pujol Pereira","orcid":"https://orcid.org/0000-0002-6355-118X","observed_orcids":["https://orcid.org/0000-0002-6355-118X"]},"institutions":[{"id":"https://openalex.org/I2802326326","display_name":"The University of Texas Rio Grande Valley","ror":"https://ror.org/02p5xjf12","country_code":"US","type":"education","lineage":["https://openalex.org/I2802326326"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Engil I Pereira","raw_affiliation_strings":["School of Earth, Environmental, and Marine Sciences, University of Texas Rio Grande Valley, Edinburg, TX 78539, USA"],"raw_orcid":"https://orcid.org/0000-0002-6355-118X","affiliations":[{"raw_affiliation_string":"School of Earth, Environmental, and Marine Sciences, University of Texas Rio Grande Valley, Edinburg, TX 78539, USA","institution_ids":["https://openalex.org/I2802326326"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5144699883"],"corresponding_institution_ids":["https://openalex.org/I26092322"],"apc_list":null,"apc_paid":null,"fwci":0.8005,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.74090371,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":95},"biblio":{"volume":"36","issue":"3","first_page":"221","last_page":"228"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12436","display_name":"Agronomic Practices and Intercropping Systems","score":0.8705999851226807,"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/T12436","display_name":"Agronomic Practices and Intercropping Systems","score":0.8705999851226807,"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":0.1234000027179718,"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/T13069","display_name":"Cocoa and Sweet Potato Agronomy","score":0.0038999998942017555,"subfield":{"id":"https://openalex.org/subfields/1108","display_name":"Horticulture"},"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/orange-fleshed-sweet-potato","display_name":"orange-fleshed sweet potato","score":0.9900000095367432},{"id":"https://openalex.org/keywords/sweet-potato","display_name":"Ipomoea batatas","score":0.9929999709129333},{"id":"https://openalex.org/keywords/intercropping","display_name":"intercropping","score":0.953000009059906},{"id":"https://openalex.org/keywords/peanut","display_name":"groundnut","score":0.8790000081062317},{"id":"https://openalex.org/keywords/soybean","display_name":"soybean","score":0.9950000047683716},{"id":"https://openalex.org/keywords/phosphorus-fertilization","display_name":"phosphorus fertilization","score":0.8389999866485596},{"id":"https://openalex.org/keywords/storage-root-yield","display_name":"storage root yield","score":0.7129999995231628},{"id":"https://openalex.org/keywords/biomass","display_name":"biomass","score":0.5220000147819519},{"id":"https://openalex.org/keywords/soil-fertility","display_name":"soil fertility","score":0.9129999876022339},{"id":"https://openalex.org/keywords/mozambique","display_name":"Mozambique","score":0.6539999842643738}],"concepts":[{"id":"https://openalex.org/C2781208722","wikidata":"https://www.wikidata.org/wiki/Q853859","display_name":"Intercropping","level":2,"score":0.961850106716156},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.6800898313522339},{"id":"https://openalex.org/C510538283","wikidata":"https://www.wikidata.org/wiki/Q674","display_name":"Phosphorus","level":2,"score":0.6736801266670227},{"id":"https://openalex.org/C2778728632","wikidata":"https://www.wikidata.org/wiki/Q161173","display_name":"Ipomoea","level":2,"score":0.634671151638031},{"id":"https://openalex.org/C38774213","wikidata":"https://www.wikidata.org/wiki/Q202080","display_name":"Soil fertility","level":3,"score":0.5334226489067078},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.5289815664291382},{"id":"https://openalex.org/C83082669","wikidata":"https://www.wikidata.org/wiki/Q39338","display_name":"Orange (colour)","level":2,"score":0.522623598575592},{"id":"https://openalex.org/C142796444","wikidata":"https://www.wikidata.org/wiki/Q181394","display_name":"Nutrient","level":2,"score":0.4958873689174652},{"id":"https://openalex.org/C204983608","wikidata":"https://www.wikidata.org/wiki/Q2111958","display_name":"Productivity","level":2,"score":0.4579649269580841},{"id":"https://openalex.org/C75639521","wikidata":"https://www.wikidata.org/wiki/Q1283519","display_name":"Field experiment","level":2,"score":0.4510936737060547},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.4130026698112488},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3515358567237854},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.33671051263809204},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.2546756863594055},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.24069496989250183},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.1321936547756195},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1080/02571862.2018.1548659","doi":"https://doi.org/10.1080/02571862.2018.1548659","is_oa":false,"landing_page_url":"https://doi.org/10.1080/02571862.2018.1548659","pdf_url":null,"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"},{"id":"pmh:oai:scholarworks.utrgv.edu:eems_fac-1422","doi":null,"is_oa":false,"landing_page_url":"https://scholarworks.utrgv.edu/eems_fac/423","pdf_url":null,"source":{"id":"https://openalex.org/S4306402611","display_name":"ScholarWorks @ UTRGV (The University of Texas Rio Grande Valley)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2802326326","host_organization_name":"The University of Texas Rio Grande Valley","host_organization_lineage":["https://openalex.org/I2802326326"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"School of Earth, Environmental, & Marine Sciences Faculty Publications and Presentations","raw_type":"text"},{"id":"pmh:oai:cgspace.cgiar.org:10568/101290","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/10568/101290","pdf_url":null,"source":{"id":"https://openalex.org/S4306402055","display_name":"CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1286583668","host_organization_name":"CGIAR","host_organization_lineage":["https://openalex.org/I1286583668"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Munda, E.; Pieterse, P.J.; Andrade, M.I.; Makunde, G.S.; Pereira, E.I. 2019. Improving productivity of orange-fleshed sweetpotato (Ipomoea batatas) through intercropping with legumes and moderate phosphorus application. South African Journal of Plant and Soil. ISSN 0257-1862. 36:3. pp. 221-228","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321637","display_name":"Department for International Development","ror":"https://ror.org/05rf29967"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W329249089","https://openalex.org/W1491950151","https://openalex.org/W1543900861","https://openalex.org/W1590419745","https://openalex.org/W2011118074","https://openalex.org/W2118832390","https://openalex.org/W2119804075","https://openalex.org/W2120700991","https://openalex.org/W2130547213","https://openalex.org/W2147178126","https://openalex.org/W2169450398","https://openalex.org/W2182438704","https://openalex.org/W2189015150","https://openalex.org/W2328911660","https://openalex.org/W2461416947","https://openalex.org/W2610741545","https://openalex.org/W2908631100","https://openalex.org/W4205487398","https://openalex.org/W4387957118"],"related_works":["https://openalex.org/W2610741545","https://openalex.org/W7212315479","https://openalex.org/W3217255554","https://openalex.org/W2993396183","https://openalex.org/W7213979825","https://openalex.org/W7223028773","https://openalex.org/W7214224315","https://openalex.org/W7162992641","https://openalex.org/W2585339506","https://openalex.org/W2292329685"],"abstract_inverted_index":{"Sweetpotato":[0],"yield":[1,123,147],"is":[2,16],"adversely":[3],"affected":[4],"by":[5],"poor":[6],"soil":[7,172],"fertility":[8],"in":[9,55],"Mozambique":[10,57],"where":[11],"access":[12],"to":[13,24],"inorganic":[14],"fertilisers":[15],"lacking.":[17],"The":[18,66],"objective":[19],"of":[20,28,44,182],"the":[21,26,42,59,119,140],"study":[22],"was":[23,49,69],"evaluate":[25],"effectiveness":[27],"intercropping":[29,117,158,176],"sweetpotato":[30,135,167],"with":[31,73,134,177,189],"groundnut":[32,137],"and":[33,62,77,83,91,102,124,136,143,171,179],"soybean":[34],"at":[35,51,89,108,129,159],"various":[36],"phosphorus":[37],"(P)":[38],"fertilisation":[39],"levels":[40,80],"on":[41],"productivity":[43],"sweetpotato.":[45],"A":[46],"field":[47],"experiment":[48],"conducted":[50],"Umbeluzi":[52],"Research":[53],"Station":[54],"southern":[56],"during":[58],"2013/14,":[60],"2014/15":[61],"2015/16":[63],"growing":[64,166],"seasons.":[65],"experimental":[67],"design":[68],"a":[70],"split":[71],"plot":[72],"seven":[74],"crop":[75],"combinations":[76],"three":[78],"P":[79,86,107,162,185],"(0,":[81],"20":[82,90,160,183],"40":[84,92,109,130],"kg":[85,93,110,131,161,184],"ha\u22121).":[87],"Phosphorus":[88,127],"ha\u22121":[94,111,186],"produced":[95,118,139],"best":[96,120],"total":[97,100,125,142],"storage":[98,145],"yield,":[99],"biomass":[101],"commercial":[103,121,144],"root":[104,122,146],"yields,":[105],"whereas":[106],"favoured":[112],"highest":[113,141],"vegetative":[114],"growth.":[115],"Sweetpotato\u2013groundnut":[116],"biomass.":[126],"applied":[128],"ha\u22121,":[132],"combined":[133],"intercropping,":[138],"but":[148],"these":[149],"two":[150],"parameters":[151],"were":[152],"not":[153],"significantly":[154],"different":[155],"from":[156],"sweetpotato\u2013groundnut":[157],"ha\u22121.":[163],"For":[164],"farmers":[165,188],"under":[168],"similar":[169],"climatic":[170],"conditions,":[173],"we":[174],"recommend":[175],"ground-nuts":[178],"additional":[180],"application":[181],"for":[187],"fertiliser":[190],"access.":[191]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":2}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2019-04-11T00:00:00"}