播期和行株距对兴粳6号产量的影响

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中图分类号S511文献标识码A文章编号 0517-6611（2025）12-0024-05

doi：10.3969/j.issn.0517-6611.2025.12.007

开放科学（资源服务）标识码（OSID）：

Effect of Sowing Date and Row Spacing on the Yield of Xingjing 6

SUN Wurina，WENLi，XUE Hai-nanetal（HingganLeague InstituteofAgricultureand Animal HusbandryScience/Inner Mongolia Key Laboratory of Rice Breeding Innovationin Northern Cold Region，Hinggan League，Inner Mongolia ）

AbstractObjective]Tostudytheefectsofsowing tieandrowspacingontheyieldofXingjing6.Method]Usingtheself-bredvariety Xingjing6fromteHngganLeagueIstituteofAgricultureandAnialHusbandryScienceastetestmateal.Arandomzedcompleteblock designwasadopted，seingup3sowingdates（April1st，April7th，April14th），alongwith4owspacingand2wideandnarowowplnt spacing ： 30cm×10 cm （M1）， 30cm×14 cm （M2）， 30cm×20 cm （M3）， 30cm×26 cm（M4），（ 30cm 50cm ×26 cm（M5），and （ 30cm 50cm 、 ×14 cm（M6）.The effectsof different rowspacing treatments on the agronomic traits and yieldof Xingjing 6 were observed andanalyzed.ResultTheyieldofXingig6showedacertaintrendwiththhangeofrowspacingunderteconditionsoftrsowingperiods，and the yields of M5 and M6 treatments were both higher than 8000kg/hm2 ， indicating that the rice yield of wide-narrow row plus plant spacingtreatmentwashigherthanthatofsimpleplantrowspacingtreatment.Theadoptionofrowspacing（wideandnarowrowplanting mode）inHinganLeagueareacouldoptiizetheagronomictritsndyieldofricevarities.Conlusion]Tisexperimentcompresively consideredteyieldoponentsofXingjing6teagroictraitsooictraitsandyldfXinging6remoreprominntuderein teraction conditions of sowing date （April 14） and planting density of wide and narrow rows + plant spacing [（ 30cm+50cm ） ×14cm ]，and the cultivation technology model under this condition had significant advantages.

Key words Sowing date;Row spacing;Xingjing 6;Agronomic traits; Yield

水稻（OryzasatiuaL.）是一种重要的粮食作物，起源于亚洲，是全球半数以上人口的主要粮食来源。（剩余6784字）