搜索结果: 1-15 共查到“理学 Populations”相关记录217条 . 查询时间(0.198 秒)
Like matryoshka dolls: One insect species introduced decades ago to a small island had an effect on several insect populations
insect bacterial symbiont genetic ecological system
2021/8/5
Researchers thought 30 years ago that they just introduced some Glanville fritillary butterfly larvae on a small island in the Åland islands, Finland. Little did they know that within the butterf...
Asian butterfly populations show different mimicry patterns,thanks to genetic 'switch'（图）
Asian butterfly populations different mimicry patterns genetic 'switch'
2021/1/28
A new study by researchers at the University of Chicago and the City College of New York has identified a unique, genetic "mimicry switch" that determines whether male and female Elymni...
Study shows coastal flooding will disproportionately impact river delta populations（图）
coastal flooding disproportionately river delta populations
2020/10/16
Thirty-one million people living in river deltas are at high risk of flooding and other impacts from tropical cyclones and climate change, according to a study by Indiana University...
Where'd you get those genes? Individual growth can vary wildly when populations interbreed（图）
genes Individual growth vary wildly populations interbreed
2020/3/20
Scientists at Scripps Institution of Oceanography at the University of California San Diego have discovered why some hybrids between populations of the same species don't develop as well as others. Th...
Weather radar records drastic drop in mayfly populations（图）
Weather radar drastic drop mayfly populations
2020/2/20
At the beginning of each summer, mayfly larvae emerge from bodies of water and shed their skin to become full-fledged mayflies, similar to the way in which caterpillars become butterflies.
Predators and hidey-holes are good for coral reef fish populations（图）
Predators hidey-holes coral reef fish populations
2019/10/17
New NSF-funded research by NC State scientists highlights two factors that play critical roles in supporting reef fish populations, and ultimately in creating conditions that are more favorable for th...
Collapse of desert bird populations likely due to heat stress from climate change（图）
Collapse bird populations due heat stress climate change
2019/10/17
As temperatures rise, desert birds need more water to cool off. At the same time, deserts are becoming drier, setting some species up for a severe crash, if not extinction, according to a new study pu...
中国地质大学科学技术发展院赖旭龙教授团队 生物地质与环境地质国家重点实验室 Current Biology（2019）,Paleogenome reveals genetic contribution of extinct giant panda to extant populations
首例；古代；大熊猫；全基因组；研究成果。
2021/10/20
2019年5月9日，国际知名学术刊物《当代生物学》（IF=9.251）在线刊发了中国地质大学生物地质与环境地质国家重点实验室赖旭龙教授团队，与德国波兹坦大学、云南省文物考古研究所等研究人员合作，成功测定了首例古代大熊猫全基因组的相关研究成果。
New Application For Acoustics Helps Estimate Marine Life Populations（图）
New Application Acoustics Marine Life Populations
2018/2/1
Researchers at Scripps Institution of Oceanography at the University of California San Diego were part of an international team that for the first time used hydroacoustics as a method for comparing th...
Circulating concentrations of biomarkers and metabolites related to vitamin status, one-carbon and the kynurenine pathways in US, Nordic, Asian, and Australian populations
biomarker Lung Cancer Cohort Consortium one-carbon metabolism tryptophan metabolism vitamin status
2018/11/14
Background: Circulating concentrations of biomarkers that are related to vitamin status vary by factors such as diet, fortification, and supplement use. Published biomarker concentrations have also be...
Boom times for fish populations in Wisconsin lakes
Boom times fish populations Wisconsin lakes
2017/3/30
We're all familiar with the idea of extreme events. Meteorologists keep us up to date on hurricanes, floods and high temperatures. Economists watch the stock market for signs of crashes or rallies. Re...
Large marine protected areas effectively protect reef shark populations,Stanford scientists find
Large marine protected areas reef shark populations Stanford scientists
2017/2/16
Originating 423 million years ago, sharks are a group of predators that span 490 species and still play crucial roles within their ecosystems. We often characterize these top predators as nearly indes...
Coral genomes reveal how populations rebound after environmental catastrophes
Coral genomes populations rebound environmental catastrophes
2016/11/29
New genome-sequence data show that Caribbean corals that have survived mass-extinction events caused by environmental change can rebound and expand their populations. An international team of research...
Study:Predators can drive increase in virus populations
Predators drive increase virus populations
2016/11/29
Publishing in the journal Proceedings of the National Academy of Sciences, the study’s authors have reported the first evidence that a predator’s consumption of prey can catalyze the natural rise and ...
IDENTIFYING HIGH-RISK POPULATIONS OF TUBERCULOSIS USING ENVIRONMENTAL FACTORS AND GIS BASED MULTI-CRITERIA DECISION MAKING METHOD
GIS Index Model Spatial MCDM Risk Map Shah Alam Tuberculosis Environment
2016/10/14
Development of an innovative method to enhance the detection of tuberculosis (TB) in Malaysia is the latest agenda of the Ministry of Health. Therefore, a geographical information system (GIS) based i...