{"id":"https://openalex.org/W2334757330","doi":"https://doi.org/10.15281/jplantres1887.65.257","title":"On the light-sensitivity of tobacco seeds","display_name":"On the light-sensitivity of tobacco seeds","publication_year":1952,"publication_date":"1952-01-01","ids":{"openalex":"https://openalex.org/W2334757330","doi":"https://doi.org/10.15281/jplantres1887.65.257","mag":"2334757330"},"language":"en","primary_location":{"id":"doi:10.15281/jplantres1887.65.257","doi":"https://doi.org/10.15281/jplantres1887.65.257","is_oa":true,"landing_page_url":"https://doi.org/10.15281/jplantres1887.65.257","pdf_url":"https://www.jstage.jst.go.jp/article/jplantres1887/65/771-772/65_771-772_257/_pdf","source":{"id":"https://openalex.org/S4210237421","display_name":"Shokubutsugaku Zasshi","issn_l":"0006-808X","issn":["0006-808X","2185-3835"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4320800781","host_organization_name":"Botanical Society of Japan","host_organization_lineage":["https://openalex.org/P4320800781"],"host_organization_lineage_names":["Botanical Society of Japan"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Shokubutsugaku Zasshi","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.jstage.jst.go.jp/article/jplantres1887/65/771-772/65_771-772_257/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5015000910","display_name":"Sigeo ISIKAWA","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Sigeo ISIKAWA","raw_affiliation_strings":["\u6771\u4eac\u6559\u80b2\u5927\u5b66\u7406\u5b66\u90e8\u690d\u7269\u5b66\u6559\u5ba4"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u6771\u4eac\u6559\u80b2\u5927\u5b66\u7406\u5b66\u90e8\u690d\u7269\u5b66\u6559\u5ba4","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5015000910"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":5,"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":93},"biblio":{"volume":"65","issue":"771-772","first_page":"257","last_page":"262"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11098","display_name":"Seed Germination and Physiology","score":0.9970999956130981,"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/T11098","display_name":"Seed Germination and Physiology","score":0.9970999956130981,"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/T11268","display_name":"Light effects on plants","score":0.002300000051036477,"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/T12058","display_name":"Allelopathy and phytotoxic interactions","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/tobacco-seeds","display_name":"tobacco seeds","score":0.8659999966621399},{"id":"https://openalex.org/keywords/photosensitivity","display_name":"photosensitivity","score":0.8050000071525574},{"id":"https://openalex.org/keywords/seed-germination","display_name":"seed germination","score":0.996999979019165},{"id":"https://openalex.org/keywords/light-quantity","display_name":"light quantity","score":0.7049999833106995},{"id":"https://openalex.org/keywords/seed-dormancy","display_name":"seed dormancy","score":0.453000009059906},{"id":"https://openalex.org/keywords/daruma","display_name":"Daruma","score":0.5630000233650208},{"id":"https://openalex.org/keywords/seedling-vigor","display_name":"seedling vigor","score":0.3240000009536743},{"id":"https://openalex.org/keywords/seedling-uniformity","display_name":"seedling uniformity","score":0.37700000405311584},{"id":"https://openalex.org/keywords/seedling-height","display_name":"seedling height","score":0.39100000262260437},{"id":"https://openalex.org/keywords/seedling-root-length","display_name":"seedling root length","score":0.49900001287460327},{"id":"https://openalex.org/keywords/seedling-weight","display_name":"seedling weight","score":0.3449999988079071}],"concepts":[{"id":"https://openalex.org/C146763376","wikidata":"https://www.wikidata.org/wiki/Q81714","display_name":"Petri dish","level":2,"score":0.9699927568435669},{"id":"https://openalex.org/C21905920","wikidata":"https://www.wikidata.org/wiki/Q900452","display_name":"Incubator","level":2,"score":0.9170795679092407},{"id":"https://openalex.org/C100701293","wikidata":"https://www.wikidata.org/wiki/Q193838","display_name":"Germination","level":2,"score":0.6643810272216797},{"id":"https://openalex.org/C120228162","wikidata":"https://www.wikidata.org/wiki/Q188748","display_name":"Bulb","level":2,"score":0.5526816248893738},{"id":"https://openalex.org/C3020678936","wikidata":"https://www.wikidata.org/wiki/Q2014823","display_name":"Light sensitivity","level":2,"score":0.5458741784095764},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.4470771849155426},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.39474108815193176},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.3703525960445404},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36567211151123047},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3284474015235901},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3193819224834442},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.19636574387550354},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14589402079582214},{"id":"https://openalex.org/C89423630","wikidata":"https://www.wikidata.org/wiki/Q7193","display_name":"Microbiology","level":1,"score":0.10217979550361633},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.15281/jplantres1887.65.257","doi":"https://doi.org/10.15281/jplantres1887.65.257","is_oa":true,"landing_page_url":"https://doi.org/10.15281/jplantres1887.65.257","pdf_url":"https://www.jstage.jst.go.jp/article/jplantres1887/65/771-772/65_771-772_257/_pdf","source":{"id":"https://openalex.org/S4210237421","display_name":"Shokubutsugaku Zasshi","issn_l":"0006-808X","issn":["0006-808X","2185-3835"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4320800781","host_organization_name":"Botanical Society of Japan","host_organization_lineage":["https://openalex.org/P4320800781"],"host_organization_lineage_names":["Botanical Society of Japan"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Shokubutsugaku Zasshi","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.15281/jplantres1887.65.257","doi":"https://doi.org/10.15281/jplantres1887.65.257","is_oa":true,"landing_page_url":"https://doi.org/10.15281/jplantres1887.65.257","pdf_url":"https://www.jstage.jst.go.jp/article/jplantres1887/65/771-772/65_771-772_257/_pdf","source":{"id":"https://openalex.org/S4210237421","display_name":"Shokubutsugaku Zasshi","issn_l":"0006-808X","issn":["0006-808X","2185-3835"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4320800781","host_organization_name":"Botanical Society of Japan","host_organization_lineage":["https://openalex.org/P4320800781"],"host_organization_lineage_names":["Botanical Society of Japan"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Shokubutsugaku Zasshi","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2334757330.pdf","grobid_xml":"https://content.openalex.org/works/W2334757330.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W364679760","https://openalex.org/W2390855349","https://openalex.org/W2562304419","https://openalex.org/W1973760994","https://openalex.org/W2526503750","https://openalex.org/W434813827","https://openalex.org/W572831750","https://openalex.org/W648109568","https://openalex.org/W6982438921","https://openalex.org/W2011122301"],"abstract_inverted_index":{"This":[0,270],"work":[1],"is":[2,69,266,316,324,351],"a":[3,60,117,130,153,165,215,252,281,348,421],"study":[4],"on":[5],"light-sensitivity":[6,41],"of":[7,14,17,40,46,76,92,156,167,221,255,284,296,298,309,322,332,356,368,376,386,397,413,435],"germination":[8,197,297,398,410],"investigated":[9],"by":[10,342,415],"using":[11],"the":[12,32,38,44,73,90,127,175,183,186,202,219,263,288,293,305,307,312,320,330,336,374,382,394,400,406,436,440],"seeds":[13,56,248,276,355,385,437],"six":[15],"species":[16],"Japanese-grown":[18],"tobacco":[19],"which":[20,52,277],"are":[21,57,261,358],"Yellow,":[22],"Daruma,":[23,231],"Oo-Daruma,":[24],"Suifu,":[25,236,300],"Hatano":[26,242],"and":[27,149,179,196,230,235,237,241,302,347],"Kokubu.":[28],"In":[29,246],"this":[30],"study,":[31],"following":[33],"subjects":[34],"were":[35,87,106,114,205,249,278],"investigated.(1)":[36],"How":[37,66],"degrees":[39],"vary":[42],"as":[43,63,83,164],"time":[45,50,132,136,308,321,331],"presoaking*":[47],"proceeds.":[48],"*-the":[49],"during":[51],"petri":[53,98,104,121,192],"dishes":[54,105],"containing":[55],"laid":[58],"in":[59,97,108,174,275,318,439],"dark":[61,118],"incubator":[62,128],"described":[64],"below.(2)":[65],"much":[67],"light":[68,210,212,264,289,314,369,383,419],"required":[70,291,388],"for":[71,139,228,233,239,268,292,392,420],"obtaining":[72,393],"highest":[74],"percentage":[75,198,295,396],"germination.":[77],"(Light":[78],"quantity":[79,155,254,283,290,315,350],"will":[80],"be":[81,273,340],"expressed":[82],"meter-candle-second":[84],"(MKS)":[85],"Unit).Seeds":[86],"disseminated":[88],"over":[89],"surface":[91],"agar":[93],"(1.5%":[94],"aqueous":[95],"solution)":[96],"dishes.":[99],"Immediately":[100],"after":[101,129,189,257,411],"that,":[102],"these":[103],"wrapped":[107,173],"thick":[109],"black":[110,146,177],"papers,":[111],"then":[112],"they":[113],"put":[115,180],"into":[116],"incubator.":[119,184],"Each":[120],"dish":[122,193],"was":[123,137,150,162,171,194,199,370],"taken":[124],"out":[125],"from":[126],"definit":[131,154],"(a":[133],"respective":[134],"different":[135],"given":[138],"each":[140,191,258],"dish),":[141],"stripped":[142],"off":[143],".":[144],"its":[145],"covering":[147],"paper":[148,178],"exposed":[151,250,279],"to":[152,182,209,251,280,287,361,418],"light.":[157,362],"(A":[158],"200-watt":[159],"Toki":[160],"bulb":[161],"used":[163],"source":[166],"light.)":[168],"Then":[169],"it":[170],"again":[172],"same":[176],"back":[181],"On":[185],"8th":[187],"day":[188],"exposing":[190,416],"opened":[195],"counted.":[200],"Thus":[201],"follwing":[203],"results":[204],"obtained.1.":[206],"Without":[207],"regard":[208],"quantity,":[211],"sensitivity":[213,265],"showed":[214],"pronounced":[216],"maximum":[217,294,337,395],"when":[218,329],"times":[220],"presoaking":[222,259,310,323,333,377,401,414],"reached":[223],"certain":[224],"hours,":[225],"viz.,":[226],"36hrs.":[227],"Yellow":[229],"48hrs.":[232,412],"Oo-Daruma":[234,303],"72hrs.":[238],"Kokubu,":[240],"at":[243],"22\u00b0C":[244],"each.2.":[245],"case":[247,319],"small":[253],"light,":[256],"hours":[260,378,402],"passed,":[262],"decreasing":[267],"sometime.":[269],"decrease":[271],"cannot":[272],"seen":[274],"large":[282],"light.3.":[285],"As":[286],"Hatano,":[299],"Daruma":[301],"seeds,":[304],"shorter":[306],"is,":[311],"more":[313],"required,":[317],"less":[325],"than":[326,380],"24hrs.":[327],"However,":[328],"exceeds":[334],"36hrs.,":[335],"percentages":[338],"can":[339],"obtained":[341],"2,":[343],"400,":[344],"000":[345],"M.K.S.":[346,391],"greater":[349],"not":[352],"needed.4.":[353],"The":[354],"\u201cYellow\u201d":[357,387],"extraordinary":[359],"sensitive":[360],"They":[363],"proved":[364],"that":[365],"benefical":[366],"effect":[367],"largely":[371],"depending":[372],"upon":[373,381],"length":[375],"rather":[379],"quantity.The":[384],"only":[389,432],"100":[390],"whenever":[399],"exceed":[403],"48hrs..":[404],"Besides,":[405],"author":[407],"secured":[408],"79%":[409],"them":[417],"very":[422,433],"few":[423,434],"moment,":[424],"(1,":[425],"500Lux,":[426],"one-ninetieth":[427],"second,":[428],"16.5":[429],"M.K.S.)":[430],"whereas":[431],"germinated":[438],"darkness":[441],"without":[442],"such":[443],"exposure.":[444]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2026-08-08T01:25:22.217667","created_date":"2016-06-24T00:00:00"}