搜索结果: 106-120 共查到“理学 Africa”相关记录182条 . 查询时间(0.14 秒)
Physicochemical characteristics of geophagic clayey Soils from South Africa and Swaziland.
Physicochemical characteristics geophagic clayey Soils South Africa Swaziland
2012/3/14
Physicochemical characteristics of geophagic clayey Soils from South Africa and Swaziland.
Radiative heating rates profiles associated with a springtime case of Bodélé and Sudan dust transport over West Africa
Bodélé and Sudan dust Radiative heating rates West Africa
2010/9/14
The radiative heating rate due to mineral dust over West Africa is investigated using the radiative code STREAMER, as well as remote sensing and in situ observations gathered during the African Monsoo...
Chemical and aerosol characterisation of the troposphere over West Africa during the monsoon period as part of AMMA
Chemical and aerosol characterisation the troposphere West Africa the monsoon period
2010/8/25
During June, July and August 2006 five aircraft took part in a campaign over West Africa to observe the aerosol content and chemical composition of the troposphere and lower stratosphere as part of th...
Kaolin Deposits and Occurrences in Africa: Geology, Mineralogy and Utilization
Kaolin Deposits and Occurrences in Africa: Geology, Mineralogy and Utilization
2012/3/14
Kaolin Deposits and Occurrences in Africa: Geology, Mineralogy and Utilization.
Long term measurements of sulfur dioxide, nitrogen dioxide, ammonia, nitric acid and ozone in Africa using passive samplers
sulfur dioxide nitrogen dioxide ammonia nitric acid ozone Africa passive samplers
2010/8/16
In this paper we present the long term monitoring of ambient gaseous concentrations within the framework of the IDAF (IGAC-DEBITS-AFRICA) program. This study proposes for the first time an analysis of...
Measurements of volatile organic compounds over West Africa
volatile organic compounds West Africa
2010/8/13
In this paper we describe measurements of volatile organic compounds (VOC) made using a Proton Transfer Reaction Mass Spectrometer (PTR-MS) aboard the UK Facility for Atmospheric Airborne Measurements...
20th Century One of Driest for Northwest Africa in 900 Years（图）
20th Century One of Driest for Northwest Africa 900 Years
2010/6/22
Some of the worst droughts to hit North Africa in the last 900 years have occurred recently—in the late 20th century—according to an analysis of tree rings that has provided the most lengthy and detai...
Relationship between Nutritionally-related Blood Metabolites and Gastrointestinal Parasites in Nguni Goats of South Africa
Alkaline Phosphatase Creatinine FAMACHA Scores Total Protein
2016/5/5
The objective of the study was to determine the relationship between faecal egg counts and nutritionally-related blood metabolites in Nguni goats of South Africa. Body weights, body condition scores (...
Molecular evidence for anaerobic ammonium–oxidizing (anammox) bacteria in continental shelf and slope sediments off northwest Africa
Molecular evidence anaerobic ammonium–oxidizing bacteria in continental shelf slope sediments off northwest Africa
2014/4/16
The presence and abundance of anaerobic ammonium–oxidizing (anammox) bacteria was investigated in continental shelf and slope sediments (300–3000 m water depth) off northwest Africa in a combined appr...
Upwelling couples chemical and biological dynamics across the littoral and pelagic zones of Lake Tanganyika, East Africa
Upwelling couples chemical biological dynamics littoral and pelagic zones Lake Tanganyika East Africa
2014/4/16
We studied the effects of upwelling on nutrient and phytoplankton dynamics in the pelagic and littoral zones of Lake Tanganyika near Kigoma, Tanzania. During the dry season of 2004, a rise in the ther...
A comparison of ASCAT and modelled soil moisture over South Africa，using TOPKAPI in land surface mode
ASCAT modelled soil moisture South Africa TOPKAPI land surface mode
2010/4/7
In this paper we compare two independent soil moisture estimates over South Africa. The first estimate is a Soil Saturation Index (SSI) provided by automated real-time computations of the TOPKAPI hydr...
Life (evaluation), HIV/AIDS, and death in Africa。
The TAMORA algorithm: satellite rainfall estimates over West Africa using multi-spectral SEVIRI data
The TAMORA algorithm satellite rainfall estimates West Africa multi-spectral SEVIRI data
2010/9/10
A multi-spectral rainfall estimation algorithm has been developed for the Sahel region of West Africa with the purpose of producing accumulated rainfall estimates for drought monitoring and food secu...
An introduction to the SCOUT-AMMA stratospheric aircraft,balloons and sondes campaign in West Africa,August 2006:rationale and roadmap
SCOUT-AMMA stratospheric aircraft balloons sondes campaign West Africa rationale roadmap
2010/3/5
A multi-platform field measurement campaign involving aircraft and balloons took place over West Africa between 26 July and 25 August 2006, in the frame of the concomitant AMMA Special Observing Perio...
The Volta Basin Water Allocation System: assessing the impact of small-scale reservoir development on the water resources of the Volta basin, West Africa
Volta Basin Water Allocation System Volta
2010/2/3
In the Volta Basin, infrastructure watershed development with respect to the impact of climate conditions is hotly debated due to the lack of adequate tools to model the consequences of such developme...