Effects of Environmental Factors on Stream Macroalgae as Determined by Grey Correlation-Regression Analysis in a stream system(Xin'an Spring),North China 

The effects of environmental factors on stream macroalgae were investigated using grey correlation-regression analysis.Data were collected from July 2004 to ...
中国藻类学会第八次会员代表大会暨第十六次学术讨论会论…  2011-11-11 下载次数(3)| 被引次数(0)

Cretaceous Phytoplankton Assemblages from Songke Core-1,North and South(SK-1,N and S) of Songliao Basin,Northeast China 

Cretaceous phytoplankton from the newly completed core hole(SK-1,N&S) in the central Songliao Basin was studied.The target interval is from the upper Quantou...
《Acta Geologica Sinica(English Edition)》  2009年 第05期 下载次数(41)| 被引次数(10)

Analgesic target:NMDA NR2B receptors in the rodent midbrain periaqueductal grey 

Hyperoside (Hyp) is one of the flavonoids compound isolated from Balbisia calycina (Gris.). It exhibits anti-inflammation and analgesic activities in the mic...
《生物物理学报》  2009年 第S1期 下载次数(20)| 被引次数(0)

Scientists Draw Distribution Map of Grey Wolves in China 

As one of the earliest domesticated animals,dogs are widely distributed across the world.However,the distribution of their ancestor,the grey wolf,in China is...
《Bulletin of the Chinese Academy of Sciences》  2017年 第01期 下载次数(0)| 被引次数(0)

Migration routes and strategies of Grey Plovers (Pluvialis squatarola) on the East Atlantic Flyway as revealed by satellite tracking 

Background: While the general migration routes of most waders are known, details concerning connectivity between breeding grounds, stopover sites and wintering ...
《Avian Research》  2019年 第03期 下载次数(3)| 被引次数()

中国南方皿蛛科蜘蛛分类学研究 

本文对中国南方重庆、广东、广西、贵州、湖北、湖南、四川以及云南8省(直辖市)的皿蛛科蜘蛛进行了系统分类学研究。共包括4部分:第一部分介绍了皿蛛科的分类研究进展;第二部分介绍了皿蛛科蜘蛛的形态特征;第三部分介绍了材料和研究方法;第四部分对87属260种皿蛛进行了系统分类学研究。其中包括,皿蛛新属15个(Acroteriu...
湖南师范大学  博士论文  2019年 下载次数(6)| 被引次数()

Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season 

Background: The destruction and fragmentation of forest in Southeast Asia is accelerating biodiversity loss, resulting in a range of management and conservation...
《Avian Research》  2018年 第02期 下载次数(6)| 被引次数()

Grey relation function between local electrical potential and stomatal behavior during light exposure in plants 

The stoma of the plant leaf and the factors that elicit movement of its guard cells are taken as a grey system. Effects of temporary light exposure on local ele...
《Chinese Science Bulletin》  1998年 第19期 下载次数(15)| 被引次数(1)

Analysis of grey model between seawater environmentalessential factors and phytoplankon dynamics in the Dapeng Bay, the South China Sea 

The relation between the dynamics of phytoplankton and essential environmental factors of seawater has been studied. According to the comparison between environ...
《Acta Oceanologica Sinica》  1999年 第01期 下载次数(26)| 被引次数(1)

The geographical distribution of grey wolves (Canis lupus) in China:a systematic review 

The grey wolf(Canis lupus) is one of the most widely distributed terrestrial mammals,and its distribution and ecology in Europe and North America are largely we...
《Zoological Research》  2016年 第06期 下载次数(15)| 被引次数(4)

运用灰关联模型分析大鹏湾叶绿素-b与海水理化因子的关系(英文) 

运用灰色理论的系统分析模型研究叶绿素-b与水温、浮游动物、盐度、溶解氧、酸碱度、磷酸盐、亚硝酸盐、硝酸盐、铁和锰等10个海水理化因子间的关系。所有样品数据采自深圳大鹏湾的盐田海域。灰关联值的计算及其排序结果表明:硝酸盐、磷酸盐、亚硝酸盐和酸碱度对叶绿素-b的浓度比其他海水理化因子有着较大的影响。本文建立叶绿素-b与这4...
《热带亚热带植物学报》  2001年 第01期 下载次数(70)| 被引次数(3)

初论华南弗拉斯—法门巨大生物绝灭事件 

On the Frasnian-Famennian Mass Extinction Event in SouthChina The Upper Devonian in South China are widelydistributed and well developed in a ...
中国地质科学院  博士论文  1988年 下载次数(194)| 被引次数(0)

铁线莲属一新分类系统 

提出毛茛科Ranunculaceae铁线莲属Clematis一新分类系统。首先,简要回顾了此属的分类学研究历史,继对此属的营养器官和生殖器官的重要形态特征和花粉特征进行了分析,揭示出一系列演化趋势。这些趋势,尤其是萼片和雄蕊的演化趋势说明在现存的铁线莲属植物中,绣球藤Clematismontana与其少数近缘种的花构造...
《植物分类学报》  2005年 第05期 下载次数(729)| 被引次数(87)

中国新疆塔克拉玛干沙漠井下奥陶系的牙形刺(英文) 

共测制了 13条新疆塔里木塔克拉玛干沙漠中部和北部井下的奥陶系剖面 ,并在不同的相区发现了不同的牙形刺序列。在北部地区牙形刺带由上而下为 :Aphelognathus pyramidalis,Yaoxianognathus yaoxianensis- Belodi-na confluens,Baltoniodus al...
《微体古生物学报》  2001年 第02期 下载次数(99)| 被引次数(36)

A tale of two tails: asymmetry in Great Grey Shrike(Lanius excubitor) 

Background: Asymmetry in the wild is a controversial, and to date, unresolved subject.Fluctuating asymmetry(FA) is the developmental instability(intra-individua...
《Avian Research》  2018年 第01期 下载次数(7)| 被引次数()

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