简介：TheHeilongjiangNationalityEconomicDevelopmentCorporationisaforeigntradeenterpriseapprovedbytheMinistryofForeignTradeandEconomicCooperation.Aftereightyears,thecorporation,co-establishedbymanyminoritynationalities,hasdevelopedintoaforceinforeigntrade,withtransnationaljointventures,shipping,tourismandculturalinterests.

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简介：Wudalianchi(五大连池)火山是有在东北中国的相当好的暴烈的风景的著名的第四级的。暴烈的岩石是有47.3wt.%的SiO2内容的电唱机碱玄岩，tephri响岩，trachyandesite，和玄武岩的trachyandesite54.2wt.%。高K2在Wudalianchi暴烈的岩石中的O内容建议他们可能分享普通钾的岩浆来源。，Wudalianchi暴烈的岩石的岩浆进化是类似的Laoheishan的新爆发产品(老黑山)和Huoshaoshan(火烧山)火山是稍微，更多比旧爆发材料演变，即，新爆发在的岩浆17191721从上述二座火山是在地下的房间的发展岩浆。Wudalianchi暴烈的岩石的主要斑晶是橄榄石，clinopyroxenes，和一些典型K富有的白榴石。各种各样形状融化包括从Laoheishan和Huoshaoshan火山的新爆发产品在橄榄石斑晶被发现。由电子，分析的微探查(EMP)，SiO2的内容和全部的碱显示出一个宽范围，建议pre暴发的岩浆可能是更复杂的，或melt包括是unhomogeneous。根据EMP结果，排除的硫从这评价，这被相信新爆发比Tianchi的千年爆发的高得多(天池)火山，当时排除的氯率是比Tianchi的低的大小火山。

简介：摘要：三taxa近来白垩纪水的被子植物，Queruexiaangulata(Lesq)Krysht，Cobbaniacorrugata(Lesq)Stockey等。并且Nelumbitescf。extenuinervisUpchurch等。从Heilongjiang的Jiayin，NE中国，详细被描述。在他们之中，从在中国的上面的白垩纪的Cobbania和Nelumbites第一次被报导。Queruexia-Cobbania-Nelumbites的水的被子植物集合看起来在Santonian-Campanian时间期间在Jiayin区域暗示季节、温暖、潮湿的环境。

简介：Theconstructionofa50kt/aMMAproject,theinvestmentinwhichwilltotal220millionRMB,hasbeeninitiatedatZhongmengLongxinChemicalCompany,Ltd.inAndacity,Heilongjiangprovince.ZhongmengLongxinChemicalCompany,Ltd.ofHeilongjiang

简介：Asthefirstacrobaticartistictroupewiththeperformanceonice,HeilongjiangAcrobaticsandDancingonIceTroupehasbeenonafastdevelopingwayinvirtueofherperseveranceonacrobaticsandhasstartedtoshineuniquelyintheperformancemarketsinceherfounding.

简介：WereportanewgenusandspeciesofPaleonisciformes--Cretolepisdongbeiensisgen.etsp.nov.,fromtheEarlyCretaceousLongjiangFormationinQiqiharCity,HeilongjiangProvince.ThenewmaterialscanbedistinguishedfromotherPaleonisciformesgenerabypossessingthefollowingcharacteristics：ascleroticringcomposedofmorethanfivesmallbones;threepiecesofsuborbitals;onedermohyomandibular;ajawhangingapparentlyinclinedanteriorly;longandtallhorizontalbranchofthepreopercular,ashortverticalbranch,withtheangleformedbythetwobranchesslightlyhigherthan90°;atriangulardorsalfininthemiddlepointbetweenthepelvicandanalfins.ThediscoveryofMesozoicPaleonisciformesinnortheasternChinaaddstothebiodiversityandgeographicdistributionofPaleonisciformes.

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简介：植物，昆虫和25个森林社区的森林结构在Mao'ershan试验性的福雷斯特农场和Liangshui被调查试验性的福雷斯特农场在1994鈥?期间995。纸把连续统索引(Ci)用作一个参数，到份量上描述森林社区继任舞台。在生物多样性和森林社区的连续统索引之间的关系被学习。在森林植物社区的年度种类和家庭差异与连续统索引显示出非线性的关联，并且最大的差异在继任的中间的阶段期间。全部的昆虫社区和食草的昆虫组的差异是否定地相关的withCi，spide组和寄生昆虫组的断然被联系。模式差异和范围重量差异索引叶子高度与连续统索引增加了。

简介：TheaimofthisstudyistofurtherunderstandthegenotypeofHantavirus(HV)fromperipheralbloodofpatientswithhemorrhagicfeverwithrenalsyndrome(HFRS)andtheepidemiologicalsignificanceofthisdiseaseinHeilongjiangprovinceinrecentyears.Thirty-oneserumsamplesofclinicallydiagnosedpatientswithHFRSwereexaminedbyRT-PCRtodecidethegeneticsubtype.Onthebasisofinfectionseason,theserumsamplesweredividedintotwogroups:winter(Nov,2003—Feb,2004),springandsummer(April,2004—Sep,2004).Furtheranalysiswasperformedincombinationwithclinicalsymptoms.Itwasfoundthatamongthetotal31samples,22weresero-positive.Among14serumsamplesinwinter,8weresero-positive,ofwhich5caseswereoftypeⅠ(Hantaanvirus,HTNV)and3oftypeⅡ(Seoulvirus,SEOV).Among17samplesinspringandsummer,14weresero-positive,ofwhich5caseswereoftypeⅠand9oftypeⅡ.SoitconcludesthatbothofthetwotypesofHantavinisexistinHeilongjiang.ThetypeⅠisthemainpathogenofHFRSinwinter,andtypeⅡisthemaininspringandsummer.

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