{"id":"https://openalex.org/W2349487595","doi":null,"title":"Research on Unearthed Ancient Rice in Pinglingtou Ruins of Longchuan in Guangdong Province","display_name":"Research on Unearthed Ancient Rice in Pinglingtou Ruins of Longchuan in Guangdong Province","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W2349487595","mag":"2349487595"},"language":"en","primary_location":{"id":"mag:2349487595","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTOTAL-TJNY201308024.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764584994","display_name":"Tianjin Agricultural Sciences","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4327874773","host_organization_name":"Tianjin Academy of Agricultural Sciences","host_organization_lineage":["https://openalex.org/P4327874773"],"host_organization_lineage_names":["Tianjin Academy of Agricultural Sciences"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Tianjin Agricultural Sciences","raw_type":null},"volume":null,"type":"article","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/A5076776391","display_name":"Xiang An-qiang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Xiang An-qiang","raw_affiliation_strings":["1 , ZHANG Wen-xu 2 , HUANG Yue 3 , ZHENG Ting-yi 4"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"1 , ZHANG Wen-xu 2 , HUANG Yue 3 , ZHENG Ting-yi 4","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5076776391"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.18742782,"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/T10087","display_name":"Archaeology and ancient environmental studies","score":0.8140000104904175,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10087","display_name":"Archaeology and ancient environmental studies","score":0.8140000104904175,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12045","display_name":"Rice Cultivation and Yield Improvement","score":0.07680000364780426,"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/T11468","display_name":"Genetic Mapping and Diversity in Plants and Animals","score":0.021900000050663948,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ancient-rice","display_name":"ancient rice","score":0.875},{"id":"https://openalex.org/keywords/oryza-rufipogon","display_name":"Oryza rufipogon","score":0.9010000228881836},{"id":"https://openalex.org/keywords/indica-rice","display_name":"Indica rice","score":0.921999990940094},{"id":"https://openalex.org/keywords/japonica-rice","display_name":"Oryza sativa subsp. japonica","score":1.0},{"id":"https://openalex.org/keywords/cultivated-rice","display_name":"cultivated rice","score":0.550000011920929},{"id":"https://openalex.org/keywords/grain-morphology","display_name":"grain morphology","score":0.6779999732971191},{"id":"https://openalex.org/keywords/euclidean-distance","display_name":"Euclidean distance","score":0.7089999914169312},{"id":"https://openalex.org/keywords/rice-domestication","display_name":"rice domestication","score":0.4339999854564667}],"concepts":[{"id":"https://openalex.org/C2779409272","wikidata":"https://www.wikidata.org/wiki/Q1757789","display_name":"Japonica","level":2,"score":0.7544487118721008},{"id":"https://openalex.org/C2779730732","wikidata":"https://www.wikidata.org/wiki/Q1147035","display_name":"Japonica rice","level":3,"score":0.6498807072639465},{"id":"https://openalex.org/C2992726227","wikidata":"https://www.wikidata.org/wiki/Q5090","display_name":"Rice plant","level":2,"score":0.49461790919303894},{"id":"https://openalex.org/C2780861071","wikidata":"https://www.wikidata.org/wiki/Q1062934","display_name":"Character (mathematics)","level":2,"score":0.43599602580070496},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.39573973417282104},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.37417837977409363},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.3467784523963928},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.3159484565258026},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.2900996208190918},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15252429246902466},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2349487595","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTOTAL-TJNY201308024.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764584994","display_name":"Tianjin Agricultural Sciences","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4327874773","host_organization_name":"Tianjin Academy of Agricultural Sciences","host_organization_lineage":["https://openalex.org/P4327874773"],"host_organization_lineage_names":["Tianjin Academy of Agricultural Sciences"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Tianjin Agricultural Sciences","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6735000014305115,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"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/W2393364182","https://openalex.org/W2392330590","https://openalex.org/W2367817063","https://openalex.org/W2367720020","https://openalex.org/W2394423100","https://openalex.org/W2372379014","https://openalex.org/W2392485916","https://openalex.org/W2387756691","https://openalex.org/W2372771106","https://openalex.org/W302647233"],"abstract_inverted_index":{"Five":[0],"complete":[1],"carbonized":[2],"rice":[3,39,43,62,74,78,84],"grains":[4],"from":[5,41],"Pingtouling":[6],"ruins":[7],"of":[8,60,72,75],"Longchuan":[9,37,76,82],"were":[10],"restored":[11],"by":[12],"calculation":[13],"and":[14,22,29,44,53,63,69],"compared":[15],"with":[16],"O.rufipogon,":[17],"other":[18],"ancient":[19,38,46,77,83,89],"rice,":[20,47],"indica":[21,52,61],"japonica":[23,54,67],"in":[24],"grain":[25],"shape,":[26],"character":[27,59],"difference":[28],"Euclidean":[30],"distance":[31],"coefficient.":[32],"The":[33],"result":[34],"indicates":[35],"that":[36],"differs":[40],"wild":[42],"early":[45],"which":[48],"is":[49],"close":[50],"to":[51,57,66,86],"type,":[55,68],"closer":[56],"the":[58,70],"more":[64],"similar":[65],"nature":[71],"cultivated":[73],"could":[79],"be":[80],"seen;":[81],"belongs":[85],"trend-japonica":[87],"type":[88],"rice.":[90]},"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2016-06-24T00:00:00"}
