搜索结果: 1-15 共查到“理学 population”相关记录300条 . 查询时间(0.15 秒)
The fraction of the global population at risk of floods is growing
flood climatic disaster global population economic development
2021/8/9
Satellite imaging combined with population data shows that, globally, the number of people living in flood-prone areas is growing faster than is the number living on higher ground — greatly increasing...
Fecal records show Maya population affected by climate change
Maya population climate change drought period wet period
2021/8/4
A new study has shown that the size of the Maya population in the lowland city of Itzan (in present-day Guatemala) varied over time in response to climate change. The findings show that both droughts ...
Population of critically endangered Bahama Oriole is much larger than thought（图）
Population critically endangered Bahama Oriole much larger than thought
2021/3/12
On a low-lying island in the Caribbean, the future of the critically endangered Bahama Oriole just got a shade brighter.A U.S. National Science Foundation-funded study led by researchers at the&#...
North Carolina coastal flooding is worsening with climate change, population growth（图）
North Carolina coastal flooding worsening climate change population growth
2019/10/22
A historic 120-year-old data set is allowing researchers to confirm what data modeling systems have been predicting: climate change is increasing precipitation events like hurricanes, tropical storms ...
Genetic analysis of the Hungarian population of endangered Hucul horses
genetic diversity pedigree analysis genetic protection endangered breed
2018/11/23
The population genetic evaluation of the Hungarian Hucul horse population was performed based on pedigree records. Herd book data of registered Hucul horses available up to 2016 were analysed using EN...
Testing the direction of effects between child body composition and restrictive feeding practices: results from a population-based cohort
feeding feeding behavior parenting restriction childhood obesity BMI body composition longitudinal studies children general population
2018/11/16
Background: Parental restrictive feeding (i.e., limiting food intake of children) has been linked to childhood overweight. However, the directionality of the causal pathway remains unknown.
Cholecystokinin responsiveness varies across the population dependent on metabolic phenotype
cholecystokinin obesity drug development hormonal responsiveness population study cholesterol epidemiology
2018/11/15
Background: Cholecystokinin (CCK) is an important satiety factor, acting at type 1 receptors (CCK1Rs) on vagal afferent neurons; however, CCK agonists have failed clinical trials for obesity. We postu...
Bee Buzzes Could Help Determine How to Save their Decreasing Population
Bee Buzzes Save Decreasing Population
2017/7/21
According to recent studies, declines in wild and managed bee populations threaten the pollination of flowers in more than 85 percent of flowering plants and 75 percent of agricultural crops worldwide...
昆明理工大学国土资源工程学院人文地理学课件Chapter 3 Population Geography
昆明理工大学国土资源工程学院 人文地理学 课件 Chapter 3 Population Geography
2017/4/17
昆明理工大学国土资源工程学院人文地理学课件Chapter 3 Population Geography.
2017微生物群落生物学高登研究研讨会（The Gordon Research Seminar on Microbial Population Biology）
2017 微生物群落生物学高登研究 研讨会
2017/3/13
The Gordon Research Seminar on Microbial Population Biology is a unique forum for graduate students, post-docs, and other scientists with comparable levels of experience and education to present and e...
2017微生物群落生物学戈登学术会议（The 2017 Gordon Research Conference on Microbial Population Biology）
2017 微生物群落生物学戈登 学术会议
2017/2/14
The richness of diversity found in our microbial world is astounding. Understanding the evolutionary forces that led to the emergence and maintenance of this diversity will be the central focus of the...
Applying inappropriate cutoffs leads to misinterpretation of folate status in the US population
deficiency insufficiency microbiologic assay'NHANES'radioprotein-binding assay
2018/12/19
Background: Folate cutoffs for risk of deficiency compared with possible deficiency were originally derived differently (experimental compared with epidemiologic data), and their interpretations are d...
The vitamin D status of the US population from 1988 to 2010 using standardized serum concentrations of 25-hydroxyvitamin D shows recent modest increases
standardization survey vitamin D trend NHANES supplements
2018/12/13
Background: Temporal trends in the US population’s vitamin D status have been uncertain because of nonstandardized serum 25-hydroxyvitamin D [25(OH)D] measurements.
The vitamin D status of the US population from 1988 to 2010 using standardized serum concentrations of 25-hydroxyvitamin D shows recent modest increases
standardization survey vitamin D trend NHANES supplements
2018/12/3
Background: Temporal trends in the US population’s vitamin D status have been uncertain because of nonstandardized serum 25-hydroxyvitamin D [25(OH)D] measurements.
The Effect of Large Magnetic Fields and the g-factor Difference On the Triplet Population in Photosynthetic Reaction Centers
Large Magnetic Fields g-factor Difference Triplet Population Photosynthetic Reaction Centers
2016/5/20
The tnplet population m reduced photosynthetic reaction cente rs IS found to Increase on application of large magnetic fields (1 S-14 hG) We conclude that the tnplet IS fo rmed by charge recombmatron ...