搜索结果: 1-15 共查到“知识库 DESERT”相关记录82条 . 查询时间(0.046 秒)
Aridity and High Salinity, Rather Than Soil Nutrients, Regulate Nitrogen and Phosphorus Stoichiometry in Desert Plants from the Individual to the Community Level
biogeochemistry natural grassland extreme environment drought stress adaptation
2023/12/4
The stoichiometric characteristics of plant nitrogen (N) and phosphorus (P) and their correlations with soil properties are regarded as key for exploring plant physiological and ecological processes a...
Population Dynamics of Juniperus macropoda Bossier Forest Ecosystem in Relation to Soil Physico-Chemical Characteristics in the Cold Desert of North-Western Himalaya
cold desert soil nutrients biomass carbon density elevational ranges natural regeneration
2023/12/1
Juniperus macropoda is the only tree species of a cold desert ecosystem that is experiencing high anthropogenic pressure and has a poor regeneration status due to harsh environmental conditions. Due t...
Riparian Dendrochemistry: Detecting Anthropogenic Gadolinium in Trees along an Effluent-Dominated Desert River
dendrochemistry gadolinium rare earth elements riparian Populus fremontii cottonwood trees ecological monitoring
2023/11/22
This research documents spatial and temporal patterns of effluent uptake by riparian trees through development of a new and innovative application for dendrochronology, specifically dendrochemistry. T...
Higher association and integration among functional traits in small tree than shrub in resisting drought stress in an arid desert
Drought adaptation strategies Functional traits Non-structural carbohydrates Photosynthetic and hydraulic traits Trait integration
2023/11/16
Revealing plant adaptation strategies to drought has become one of the research hotspots in assessing the impact of global change on forest ecosystems. However, it is not clear whether the drought ada...
HOW MUCH CARBON IS STORED IN DESERTS?AN APPROACH FOR THE CHILEAN ATACAMA DESERT USING LANDSAT-8 PRODUCTS
SAVI EVI above-ground biomass random forest
2016/12/1
The Atacama Desert in northern Chile is known as the driest place on Earth, with an average rainfall of about 15 mm per year. Despite these conditions, it contains a rich variety of flora with hundred...
Characterisation of endophytic bacteria from a desert plant Lepidium perfoliatum L.
Lepidium perfoliatum L endophytic bacterial diversity biofilm salt tolerance drought tolerance
2016/9/2
Sixty-two endophytic bacteria from the leaves, roots, and stems of a healthy Lepidium perfoliatum L. were isolated and characterised. From the results, 89, 87, 90, and 97% isolates could tolerate 12% ...
Characterisation of endophytic bacteria from a desert plant Lepidium perfoliatum L.
Lepidium perfoliatum L. endophytic bacterial diversity biofilm salt tolerance drought tolerance
2017/4/6
Sixty-two endophytic bacteria from the leaves, roots, and stems of healthy Lepidium perfoliatum L. were isolated and characterised. From the results, 89, 87, 90, and 97% isolates could tolerate 12% Na...
VERIFICATION AND VALIDATION OF DESERT DUST FORECASTS AND THEIR IMPACT ON RESPRIATORY HEALTH APPLICATIONS IN THE SOUTHWESTERN UNITED STATES
Satellite remote sensing Environmental pollution Image understanding Spatio-temporal modelling Medicine Multi-spectral remote sensing Visualization
2015/12/29
The paper describes the performance of the Dust Regional Atmospheric Model (DREAM) after being nested within the National Centers for Environmental Prediction (NCEP/eta) operational weather model. The...
SPECTRAL ANALYSIS OF ASTER,HYPERION,AND QUICKBIRD DATA FOR GEOMORPHOLOGICAL AND GEOLOGICAL RESEARCH IN EGYPT (DAKHLA OASIS,WESTERN DESERT)
Hyperspectral remote sensing Classification Image Understanding Principal component analysis Geography DEM Image interpretation Geology
2015/12/29
This paper presents an evaluation, to which degree geological and geomorphological information can be obtained from modern remote sensing systems like the multispectral ASTER or the hyperspectral Hype...
DESERT VEGETATION DURING DROUGHTS:RESPONSE AND SENSITIVITY
Vegetation Hazard Radiometry Change Detection Monitoring
2015/12/28
Desert ecosystems are characterised by large spatial and temporal variability mainly due to scarcity of moisture owing to insignificant precipitation. Desert vegetation is represented mostly by natura...
ANALYSIS OF TIME-SERIES BACKSCATTER OF ERS-2 C-BAND SCATTEROMETER OVER THE THAR DESERT IN INDIA
Scatterometer ERS-2 Thar
2015/8/31
Space-borne wind scatterometers are important element of microwave remote sensing systems because of their proven ability to
make all-weather measurements of wind vector over the ocean. In addition t...
Integration of radarsat-1 and landsat tm images for mineral exploration in east oweinat district, south western desert, egypte
East Oweinat Principal Component Landsat TM
2015/8/21
East Oweinat district is located in the south Western Desert of Egypt. It is mainly occupied by outcrops of Archean to Early
Proterozoic rocks of high to medium metamorphic grade and younger granitoi...
EXPLORATION FOR URANIUM AND THORIUM MINERALIZATIONS AT WADI UM LASEIFA AREA, CENTRAL EASTERN DESERT, EGYPT: USING REMOTE SENSING TECHNIQUE
Remote sensing Uranium mineralizations Airborne radiometric data Eastern Desert Granitic rocks
2015/7/29
This research aims at integrating airborne radiometric and remote sensing satellite data to prospect for radioactivity of the rocks at Wadi
Um Laseifa, located in the Central Eastern Desert of Egypt...
DIFFERENT IMPLICATIONS OF A SPATIAL BOUNDARY Jebel Bishri between the Desert and the Sown in Syria
Archaeology Environment Satellit Spatiality
2015/6/1
The mountain of Jebel Bishri forms a strategically important natural bastion on the Middle Euphrates in Syria. The mountain has
been a natural, economical and political border zone for different cul...
AUTOMATIC ROAD EXTRACTION FROM IRS SATELLITE IMAGES IN AGRICULTURAL AND DESERT AREAS
Road Extraction Fuzzy Logic
2015/6/1
The appearance of roads in northern Africa differs from that of roads, e.g., in central Europe, which most of the approaches for
automated road extraction in literature focus on. In this paper we pro...