{"id":"https://openalex.org/W2981473908","doi":null,"title":"Crescimento, fotossintese e eficiencia do uso de nitrogenio em milho, feijao e mandioca submetidos a dois niveis de N no solo","display_name":"Crescimento, fotossintese e eficiencia do uso de nitrogenio em milho, feijao e mandioca submetidos a dois niveis de N no solo","publication_year":1987,"publication_date":"1987-01-01","ids":{"openalex":"https://openalex.org/W2981473908","mag":"2981473908"},"language":"pt","primary_location":{"id":"pmh:oai:cgspace.cgiar.org:10568/88594","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/10568/88594","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":"PORTO, M.C.M.; EL-SHARKAWY, M.A.; COCK, J.H.; HERNANDEZ, A. DEL P.; CADENA, G. DE. 1987. Crescimento, fotossintese e eficiencia do uso de nitrogenio em milho, feijao e mandioca submetidos a dois niveis de N no solo. Revista Brasileira de Mandioca. 6(1):35-47.","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5025876406","display_name":"M. C. M. Porto","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Porto, M.C.M.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"El-Sharkawy, Mabrouk A.","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"El-Sharkawy, Mabrouk A.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056249307","display_name":"James H. Cock","orcid":"https://orcid.org/0000-0001-9857-3568","observed_orcids":["https://orcid.org/0000-0001-9857-3568"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cock, James H.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033985676","display_name":"Andr\u00e9s Hern\u00e1ndez.","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hern\u00e1ndez, A. del P.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5006243144","display_name":"Giovanna G. de Cadena","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cadena, G. de","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":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.3540000021457672,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.3540000021457672,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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":0.32670000195503235,"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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.15889999270439148,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/soil-nitrogen","display_name":"soil nitrogen","score":0.6510000228881836},{"id":"https://openalex.org/keywords/nitrogen-use-efficiency","display_name":"nitrogen use efficiency","score":0.8479999899864197},{"id":"https://openalex.org/keywords/photosynthesis","display_name":"photosynthesis","score":0.8420000076293945},{"id":"https://openalex.org/keywords/maize","display_name":"maize","score":0.5479999780654907},{"id":"https://openalex.org/keywords/common-bean","display_name":"Phaseolus vulgaris","score":0.7960000038146973},{"id":"https://openalex.org/keywords/cassava","display_name":"cassava","score":1.0},{"id":"https://openalex.org/keywords/nitrogen-uptake","display_name":"nitrogen uptake","score":0.7950000166893005},{"id":"https://openalex.org/keywords/dry-matter-accumulation","display_name":"dry matter accumulation","score":0.9200000166893005},{"id":"https://openalex.org/keywords/leaf-expansion","display_name":"leaf expansion","score":0.7559999823570251},{"id":"https://openalex.org/keywords/crop-nitrogen-requirements","display_name":"crop nitrogen requirements","score":0.45500001311302185}],"concepts":[{"id":"https://openalex.org/C2993531722","wikidata":"https://www.wikidata.org/wiki/Q11575","display_name":"Zea mays","level":2,"score":0.4909572899341583},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.37058860063552856},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.31276097893714905},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.26221519708633423}],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:cgspace.cgiar.org:10568/88594","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/10568/88594","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":"PORTO, M.C.M.; EL-SHARKAWY, M.A.; COCK, J.H.; HERNANDEZ, A. DEL P.; CADENA, G. DE. 1987. Crescimento, fotossintese e eficiencia do uso de nitrogenio em milho, feijao e mandioca submetidos a dois niveis de N no solo. Revista Brasileira de Mandioca. 6(1):35-47.","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":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2003663673","https://openalex.org/W2024076245","https://openalex.org/W6981364164","https://openalex.org/W2365143997","https://openalex.org/W2021885731","https://openalex.org/W2061203692","https://openalex.org/W2188876360","https://openalex.org/W2351855418","https://openalex.org/W1998017065","https://openalex.org/W7037126791"],"abstract_inverted_index":{"Growth":[0],"and":[1,8,57,59,76,81,84,90],"N":[2,17,69,111,131],"uptake":[3,29],"in":[4,35,40,70,79,91],"pot-grown":[5],"maize,":[6],"beans,":[7,58],"cassava":[9,92],"were":[10],"evaluated":[11],"under":[12,106],"2":[13],"levels":[14],"of":[15,24,68,117],"soil":[16,72,130],"at":[18],"CIAT-Palmira":[19],"(Colombia).":[20],"The":[21],"lower":[22,36],"amount":[23],"the":[25,31,41,71,115,128],"element":[26],"reduced":[27,50,129],"its":[28],"by":[30],"3":[32,83],"species,":[33],"resulting":[34],"tissue":[37],"concn.,":[38],"especially":[39],"leaves.":[42],"Under":[43],"low":[44,107],"N,":[45],"DM":[46],"accumulation":[47],"was":[48],"also":[49],"5":[51],"wk.":[52,61,86,95],"after":[53,62,87,93],"planting":[54,63],"for":[55,64],"maize":[56,80],"7":[60,94],"cassava.":[65],"Higher":[66],"amounts":[67],"increased":[73],"leaf":[74],"expansion":[75],"photosynthesis":[77],"(Pn)":[78],"beans":[82],"4":[85],"planting,":[88],"resp.,":[89],"Cassava":[96],"plants":[97],"tended":[98],"to":[99,127],"increase":[100],"N-use":[101],"efficiency,":[102],"slightly":[103],"but":[104],"nonsignificantly,":[105],"N.":[108],"Maize":[109],"used":[110],"more":[112],"efficiently;":[113],"however,":[114],"existence":[116],"a":[118],"real":[119],"difference":[120],"between":[121],"crops":[122],"cannot":[123],"be":[124],"affirmed":[125],"due":[126],"concn.":[132],"(AS)":[133]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2026-08-07T00:00:00"}