{"id":"https://openalex.org/W2106858321","doi":"https://doi.org/10.9734/ajea/2015/12375","title":"Response of Maize Varieties (Zea mays) to Biochar Amended Soil in Lafia, Nigeria","display_name":"Response of Maize Varieties (Zea mays) to Biochar Amended Soil in Lafia, Nigeria","publication_year":2014,"publication_date":"2014-12-27","ids":{"openalex":"https://openalex.org/W2106858321","doi":"https://doi.org/10.9734/ajea/2015/12375","mag":"2106858321"},"language":"en","primary_location":{"id":"doi:10.9734/ajea/2015/12375","doi":"https://doi.org/10.9734/ajea/2015/12375","is_oa":true,"landing_page_url":"https://doi.org/10.9734/ajea/2015/12375","pdf_url":null,"source":{"id":"https://openalex.org/S4210169779","display_name":"Journal of Experimental Agriculture International","issn_l":"2231-0606","issn":["2231-0606","2457-0591"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"American Journal of Experimental Agriculture","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.9734/ajea/2015/12375","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5074248508","display_name":"E. Ndor","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405260595","display_name":"College of Agriculture Science and Technology","ror":"https://ror.org/040eetd52","country_code":"NG","type":"education","lineage":["https://openalex.org/I4405260595"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"E. Ndor","raw_affiliation_strings":["College of Agriculture, Lafia. Nasarawa State, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Agriculture, Lafia. Nasarawa State, Nigeria","institution_ids":["https://openalex.org/I4405260595"]}]},{"author_position":"middle","author":{"id":null,"display_name":"S. Dauda","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405260595","display_name":"College of Agriculture Science and Technology","ror":"https://ror.org/040eetd52","country_code":"NG","type":"education","lineage":["https://openalex.org/I4405260595"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"S. Dauda","raw_affiliation_strings":["College of Agriculture, Lafia. Nasarawa State, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Agriculture, Lafia. Nasarawa State, Nigeria","institution_ids":["https://openalex.org/I4405260595"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016527731","display_name":"E. Dominic Azagaku","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405260595","display_name":"College of Agriculture Science and Technology","ror":"https://ror.org/040eetd52","country_code":"NG","type":"education","lineage":["https://openalex.org/I4405260595"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"E. Azagaku","raw_affiliation_strings":["College of Agriculture, Lafia. Nasarawa State, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Agriculture, Lafia. Nasarawa State, Nigeria","institution_ids":["https://openalex.org/I4405260595"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4405260595"],"apc_list":null,"apc_paid":null,"fwci":1.2425,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.82079729,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"5","issue":"6","first_page":"525","last_page":"531"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.774399995803833,"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"}},"topics":[{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.774399995803833,"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/T10004","display_name":"Soil Carbon and Nitrogen Dynamics","score":0.0828000009059906,"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":0.045099999755620956,"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/biochar","display_name":"biochar","score":0.8610000014305115},{"id":"https://openalex.org/keywords/maize","display_name":"maize","score":0.9929999709129333},{"id":"https://openalex.org/keywords/maize-varieties","display_name":"maize varieties","score":0.8230000138282776},{"id":"https://openalex.org/keywords/soil-amendment","display_name":"soil amendment","score":0.7279999852180481},{"id":"https://openalex.org/keywords/seedling-vigor","display_name":"seedling vigor","score":0.8429999947547913},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.8259999752044678},{"id":"https://openalex.org/keywords/biochar-application-rate","display_name":"biochar application rate","score":0.6449999809265137},{"id":"https://openalex.org/keywords/lafia-nigeria","display_name":"Lafia, Nigeria","score":0.6290000081062317}],"concepts":[{"id":"https://openalex.org/C56085101","wikidata":"https://www.wikidata.org/wiki/Q905495","display_name":"Biochar","level":3,"score":0.9287065267562866},{"id":"https://openalex.org/C2776096895","wikidata":"https://www.wikidata.org/wiki/Q1385709","display_name":"Seedling","level":2,"score":0.7849217653274536},{"id":"https://openalex.org/C144938864","wikidata":"https://www.wikidata.org/wiki/Q4927286","display_name":"Randomized block design","level":2,"score":0.6771867871284485},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.6434115767478943},{"id":"https://openalex.org/C100701293","wikidata":"https://www.wikidata.org/wiki/Q193838","display_name":"Germination","level":2,"score":0.5954424738883972},{"id":"https://openalex.org/C2993531722","wikidata":"https://www.wikidata.org/wiki/Q11575","display_name":"Zea mays","level":2,"score":0.515163779258728},{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.48041510581970215},{"id":"https://openalex.org/C75639521","wikidata":"https://www.wikidata.org/wiki/Q1283519","display_name":"Field experiment","level":2,"score":0.4141917824745178},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3224855661392212},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32094746828079224},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.09244495630264282},{"id":"https://openalex.org/C36759035","wikidata":"https://www.wikidata.org/wiki/Q176848","display_name":"Pyrolysis","level":2,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.9734/ajea/2015/12375","doi":"https://doi.org/10.9734/ajea/2015/12375","is_oa":true,"landing_page_url":"https://doi.org/10.9734/ajea/2015/12375","pdf_url":null,"source":{"id":"https://openalex.org/S4210169779","display_name":"Journal of Experimental Agriculture International","issn_l":"2231-0606","issn":["2231-0606","2457-0591"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"American Journal of Experimental Agriculture","raw_type":"journal-article"},{"id":"pmh:oai:journaljeai.com:article/710","doi":null,"is_oa":true,"landing_page_url":"https://journaljeai.com/index.php/JEAI/article/download/710/1422","pdf_url":null,"source":{"id":"https://openalex.org/S4210169779","display_name":"Journal of Experimental Agriculture International","issn_l":"2231-0606","issn":["2231-0606","2457-0591"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2457-0591","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:HAL:hal-05518850v1","doi":null,"is_oa":false,"landing_page_url":"https://hal.science/hal-05518850","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"American Journal of Experimental Agriculture, 2014, 5 (6), pp.525-531","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.9734/ajea/2015/12375","doi":"https://doi.org/10.9734/ajea/2015/12375","is_oa":true,"landing_page_url":"https://doi.org/10.9734/ajea/2015/12375","pdf_url":null,"source":{"id":"https://openalex.org/S4210169779","display_name":"Journal of Experimental Agriculture International","issn_l":"2231-0606","issn":["2231-0606","2457-0591"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320855","host_organization_name":"Sciencedomain International","host_organization_lineage":["https://openalex.org/P4310320855"],"host_organization_lineage_names":["Sciencedomain International"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"American Journal of Experimental Agriculture","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.991100013256073}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W350316647","https://openalex.org/W809970731","https://openalex.org/W1919175498","https://openalex.org/W1968051693","https://openalex.org/W1997490480","https://openalex.org/W2021081784","https://openalex.org/W2059577926","https://openalex.org/W2062440765","https://openalex.org/W2066164591","https://openalex.org/W2076627849","https://openalex.org/W2092521540","https://openalex.org/W2126768074","https://openalex.org/W2131454121","https://openalex.org/W2132407977","https://openalex.org/W2133425177","https://openalex.org/W2136179554","https://openalex.org/W2182219586","https://openalex.org/W2186782911","https://openalex.org/W2275418867","https://openalex.org/W3015622677"],"related_works":["https://openalex.org/W4377193995","https://openalex.org/W2783632703","https://openalex.org/W4391436729","https://openalex.org/W2627073451","https://openalex.org/W7115808603","https://openalex.org/W2617324451","https://openalex.org/W3134721586","https://openalex.org/W4386289750","https://openalex.org/W3147590018","https://openalex.org/W2526050682"],"abstract_inverted_index":{"The":[0,38,48,72,111,121],"experiments":[1],"were":[2],"conducted":[3],"during":[4],"2010":[5],"and":[6,11,46,64,69,95,102,147,164,185,223],"2011":[7],"at":[8,172],"the":[9,15,25,31,52,76,82,84,133,157,211,217],"research":[10],"teaching":[12],"farm":[13],"of":[14,17,27,33,51,56,59,75,87,90,98,142,145,152,154,161,176,178,216],"college":[16],"agriculture,":[18],"Lafia,":[19],"Nasarawa":[20],"state,":[21],"Nigeria.":[22],"To":[23],"determine":[24],"effect":[26,131,198,231],"biochar-amended":[28],"soil":[29],"on":[30,132],"performance":[32],"maize":[34,65,99,191,224],"varieties":[35,66,97,192,225],"(Zea":[36],"mays).":[37],"study":[39],"was":[40,78,115],"carried":[41,79],"out":[42,80],"in":[43,81,167,187,199,214],"screen":[44],"house":[45],"field.":[47],"first":[49],"phase":[50,74],"experiment:":[53],"treatment":[54,85],"consist":[55],"three":[57,88],"rates":[58],"biochar:":[60,91],"0,":[61,92],"100,":[62],"200g/pot":[63],"(Oba":[67],"98":[68,101,205],"Sammaize":[70],"18).":[71],"second":[73],"experiment":[77],"field;":[83],"consisted":[86],"levels":[89],"5,":[93],"10t/ha":[94,125,153],"two":[96],"(oba":[100],"sammaize":[103],"18)":[104],"factorialy":[105],"combined":[106],"to":[107,207,210],"form":[108],"six":[109],"treatments.":[110],"experimental":[112],"design":[113],"used":[114],"Randomized":[116],"Complete":[117],"Block":[118],"Design":[119],"(RCBD).":[120],"result":[122],"showed":[123,195],"that":[124],"Biochar":[126],"had":[127],"a":[128],"significant":[129,197,230],"(P=0.05)":[130],"percentage":[134],"germination,":[135],"seedling":[136,138,148],"height,":[137],"stem":[139],"girth,":[140],"number":[141],"roots,":[143],"length":[144],"roots":[146],"vigour":[149],"index.":[150],"Application":[151],"biochar":[155,222],"produced":[156,228],"highest":[158],"grain":[159],"weight":[160],"5.05":[162],"t/ha":[163,166],"5.54":[165],"both":[168,188,200],"years;":[169],"which":[170],"is":[171],"par":[173],"with":[174],"application":[175],"5t/ha":[177],"biochar,":[179],"but":[180,203],"higher":[181],"than":[182],"control":[183],"(3.5t/ha":[184],"3.32t/ha)":[186],"years.":[189],"However,":[190],"did":[193,226],"not":[194,227],"any":[196,229],"cropping":[201],"season,":[202],"oba":[204],"proofs":[206],"be":[208],"superior":[209],"other":[212],"variety":[213],"most":[215],"character":[218],"assessed.":[219],"Interaction":[220],"between":[221]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}