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高分辨率的环境磁性的大小在孟加拉的海湾在 CoreMD77-181 上被执行，包括磁性的危险性，非滞后的残余的磁化，所有样品的等温的残余的磁......
This paper investigates the effect of local government intervention on capital deepening of manufacturing sector by usin......
An angiosperm compression flora is found in Palaeogene from Lanzhou Basin and the cuticular analysis of Populus davidian......
An abrupt temperature change and a warming hiatus have strongly influenced the global climate.This study focused on thes......
AIM: To investigate cytpchrome P4502E1 ( CYP2E1) gene expression in occurrence and progression of hepatocellular carcino......
Over 800 accelerograms recorded by 272 ground-level stations during the Wenchuan earthquake are used to analyze the infl......
Preface to the special issue on seismotectonics of Asia: Progress in seismotectonic studies at Pekin
Seismotectonics is one of the new research areas of seismology with its main focus on studying the detailed seismic stru......
Objective: To find additional factors suggestive of hepatitis C virus(HCV) infection in the general population by using ......
The geochemical baseline is the fundamental reference for environmental change and assessment.In this article we describ......
Geological and geochemical prediction on deeply-seated ore-bodies in Haigou gold deposit of Jilin,Ch
Lode 28 is the largest gold-bearing quartz vein in Haigou gold deposit,and the lode itself contains more than 30t of gol......
Trend of Santonian (Late Cretaceous) atmospheric CO_2 and global mean land surface temperature: Evid
Quantitative reconstructions of atmospheric CO2 by using terrestrial and marine records are critical for understanding t......
Sand samples deposited since the Last Glacial Maximum (LGM) from the Hulun Buir, Horqin and Otin-dag sandlands were meas......
Carbon Isotope Records Indicative of Paleoceanographical Events at the Latest Permian Dalong Formati
Paired organic and carbonate carbon isotope compositions of Late Permian Wujiaping (吴家坪) and Dalong (大隆) formations......
[Objective] This study aimed to collect germplasm resources of Schisandra chinensis( Turcz.) Baill. from three northeast......
The source rupture process of the MS7.0 Lushan earthquake was here evaluated using 40 long-period P waveforms with even ......
The soil organic carbon (SOC) pool is the largest component of terrestrial carbon pools. With the construction of a geog......
The Erguna Fault runs along the east bank of the Erguna River in NE China and is a large-scale ductile shear zone compri......
By using statistic method,the effects of the abnormal sea-ice along the North Pacific on bothsummer rainfall and temper......
Influence of plant coverage and environmental variables on pollen productivities: evidence from nort
Pollen productivity is a critical parameter in the interpretation of pollen-vegetation relationships,and in the quantita......
Based on the historical observed data and the modeling results,this paper investigated the seasonal variations in the Ta......
,Redefinition of Early Mesoproterozoic (1800-1600 Ma) stratigraphy in the northern Kongling area, Ch
The Wujiatai Formation,which is well exposed in Huangjiatai-Xichahe region of the northe Kongling area of central Yangtz......
In response to overfeeding, geese develop fatty liver. To understand the fattening mechanism,mRNA differential display r......
目的 研究精子膜特异性蛋白Izumo基因mRNA在内蒙古白绒山羊睾丸和附睾组织中的表达.方法 采用逆转录-聚合酶链反应(reverse transc......
In China and East Asia,the long-term continuous observational data at daily resolution are insufficient,and thus there i......
Preliminary Prediction and Evaluation on Source Rock in Low Exploration Basin——A Case Study from the
本文通过对荣华二采区10...
Effects of GA_3 and ABA on the respiratory pathways during the secondary bud burst in black currants
The effects of exogenous gibberellic acid(GA_3)and abscisic acid(ABA) on the total respiratory rate, percentages of tota......
Through petroleum exploration of 20 years, a new petroleum production area has been constructed in Hailar Basin. Their ......
在标本鉴定和文献汇总的基础上,对东北亚地区(包括朝鲜半岛、日本、俄罗斯远东地区、中国东北)的蜉蝣区系做了统计分析.结果显示,......
The spatial trends of dustfall of different sizes over northern China during April and May 2001,and March 2002,and their......
在印度东北部白垩纪-第三纪沉积中发现了各种类型单沟无隔壁的Xylariaceae化石孢子,例如:Hypoxylonites,Spirotremesporites.Hypox......
There is plenty of forests in Northeast China which contributes a lot to the conservation of water and land resources, p......
"九一八"事变后,日本占领我国东北地区,日本不满足于既得利益,继续寻求对外扩张。随着广田弘毅内阁组阁,日本实行军部独裁统治,日......
通过笔者调查，该区蕨类植物共计３４科７１属１７０种８变种１变型。对此区系科属种分析统计及地理成分比较，可将其划分１３个分区区类型，并将该区邻近地区及......
以东北地区33个不同来源的小麦品种为研究对象，采用琼脂共培法，评价了不同小麦品种对黑麦草所产生的化感作用．通过分析不同小麦品种对......
报道黔北毕节、仁怀和石阡地区晚奥陶世Hirnantian期观音桥层中首次发现的四射珊瑚Axiphoria，Bodophyllum，Dalmanophyllum，Leolasma，Br......
【目的】研究中国部分优质粳稻外观和食味相关的理化指标特征的差异,以期为优质粳稻品种改良提供一定的理论依据。【方法】以参加......
则古朗北位于甲玛矿区东北部,是甲玛矿区新发现的与Ⅱ号复式岩体有关的重要矿段。地质调查和钻孔编录揭示Ⅱ号复式岩体包含多种岩......
本文于2001年6月利用带状样方法在6个不同的实验地调查了内蒙北部红花尔基夏季鸟类群落，一起记录了28种鸟类。在每个实验地取5个10m......
以地质找矿理论为引领,综合运用遥感地质、地球化学测量、地球物理测量等工作手段,结合野外地质工作和室内研究,在柴北缘滩间山金......
以低温诱导甜菜幼苗为试验材料,以未进行低温诱导的甜菜幼苗为对照,采用α-32P-ATP放射标记按随机引物标记法标记本实验室克隆的Ty......
在乳品厂的生产过程中,由于其原料及工艺流程的特殊性,常年需要维持低温环境,而相应的制冷系统通常耗费巨大的电能.位于北方地区的......
东北平原是中国最大的平原，也是全国著名的粮仓，半个世纪以来，荒漠化发展的速度很快，严重影响社会经济的可持续发展，构造－气候旋回，冰期－间......
岩石学研究表明，大别山北部镁铁-超镁铁质岩带中白云质大理岩至少经历过三期变质阶段：（1）榴辉岩相峰期变质阶段，矿物组合主要为方解石＋白......
文章介绍了用后遥感应用技术对鄂尔多斯盆地北部断裂构造的分布、活动性及其对深盆气形成与演化的影响等进行的研究及取得的新认识......
利用NCEP资料,对2008年4月下旬、5月中旬大连地区2次＂倒春寒＂天气的成因进行分析。结果表明,500hPa贝加尔湖高压脊稳定维持或加强,脊......
近代以来,关内移民大批进入东北地区,促使东北饮食文化发生了变迁。在改变东北传统饮食结构,改进烹调技法,转变饮食行为和观念等方......
本工作应用热休克蛋白７０（ＨＳＰ７０）核酸分子杂交方法，测定了大鼠腹主动脉缩窄后左心室ＨＳＰ７０ｍＲＮＡ的水平。结果表明：大鼠腹主动脉缩窄后４ｈ，动脉血压已明显升高，并......
