نتایج جستجو برای: mountainous ground

تعداد نتایج: 148108  

1999
CHRISTEL PRUDHOMME DUNCAN W. REED

The spatial pattern of precipitation is known to be highly dependent on meteorological conditions and relief. However, the relationships between precipitation and topography in mountainous areas are not very well known, partly because of the complex topography in these regions, and partly because of the sparsity of information available to study such relationships in high elevation areas. The p...

2015
Antonio Rubert Godoy Deborah K. Nykanen Mary L. Baeck

Characterizing the spatial scaling and dynamics of convective precipitation in mountainous terrain and the development of downscaling methods to transfer precipitation fields from one scale to another is the overall motivation for this research. Substantial progress has been made on characterizing the space-time organization of midwestern convective systems and tropical rainfall, which has led ...

2002
Debasis Chaudhuri A. Mishra V. Gohri J. K. Sharma

Road, railway and track networks are important features of satellite imagery. Automated detection of tracks in mountainous terrain using satellite imagery is a difficult task. The track and the shadow signature of the mountainous terrain are almost same. The presence of ridges and snow also creates a lot of ambiguity. Moreover due to poor sunlight condition in the mountainous terrain the images...

Journal: :Genetics and molecular research : GMR 2012
Z-C Zhang L-H Xiao Y Wang S-Y Chen Z-Q Yang X-L Zhao Q Zhu Y-P Liu

Calmodulin (CALM), a calcium-binding protein, is expressed in the hypothalamic-pituitary-gonadal axis; it plays a pivotal role in the reproductive system by regulating gonadotropin-releasing hormone signaling. Downstream of hypothalamic-pituitary-gonadal signaling pathways, liver receptor homolog-1 (LRH-1) is involved in female gonadal hormone synthesis. In the chicken, although the two g...

2017
Ping Chen Qinfen Xie Ting Chen Jiawei Wu Jie Wu Bing Ruan Zhiqin Zhang Hainv Gao Lanjuan Li

BACKGROUND The overall prevalence of hepatitis B virus (HBV) infection in China is declining. The purpose of this study was to use a community-based epidemiological study to update the infection status of hepatitis B virus (HBV) in mountainous regions of China, and to evaluate the impact of the Expanded Program of Immunization (EPI) on HBV transmission. METHODS In total, 10,383 participants w...

2012
Andrey I. Khalaim Santiago Bordera

One new species of the genus Phradis, Phradis peruvianussp. n., from the mountainous part of Peruvian Amazonia, is described and illustrated. This is the first record of the genus from South America and the Neotropical region.

2013
Ankang Zhang Jiansong Miao Yifan Zhang Yang Liu Song Lu

Abstract Handover (HO) which can make user equipment (UE) communicate with the eNodeB (evolves NodeB) with the highest signal quality will have bad performance in high-speed railway scenario. In this paper, detailed introduction is made on Layer3 (L3) filtering theory to help solve this problem. HO measurement and HO decision procedure based on L3 filtering are designed and implemented in a dyn...

2011
KEISUKE ONO SO KAZAMA

The objective of this study is to estimate the daily extreme precipitation distribution in an Asian monsoon region considering orographic precipitation in mountainous areas. For this purpose, the APHRODITE data set and precipitation observations from 150 raingauges throughout Thailand were used as the main input. First, a bias-correction for underestimated precipitation in the APHRODITE data se...

2005
B. Ahrens

Spatial interpolation of rain gauge data is important in forcing of hydrological simulations or evaluation of weather predictions, for example. This paper investigates the application of statistical distance, like one minus common variance of observation time series, between data sites instead of geographical distance in interpolation. Here, as a typical representative of interpolation methods ...

2013
Julia N. Chase Grey Vivien T. Kent Russell A. Hill

Populations of large carnivores can persist in mountainous environments following extensive land use change and the conversion of suitable habitat for agriculture and human habitation in lower lying areas of their range. The significance of these populations is poorly understood, however, and little attention has focussed on why certain mountainous areas can hold high densities of large carnivo...

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