Results 31 to 40 of about 4,913,721 (332)

Climatic and oceanic associations with daily rainfall extremes over southern Africa [PDF]

open access: yes, 2006
Changes in climate variability and, in particular, changes in extreme climate events are likely to be of far more significance for environmentally vulnerable regions than changes in the mean state.
Arkin   +52 more
core   +1 more source

Increased Spatial Variability and Intensification of Extreme Monsoon Rainfall due to Urbanization

open access: yesScientific Reports, 2018
While satellite data provides a strong robust signature of urban feedback on extreme precipitation; urbanization signal is often not so prominent with station level data.
Supantha Paul   +5 more
semanticscholar   +1 more source

Sky Variability in the y Band at the LSST Site [PDF]

open access: yes, 2010
We have measured spatial and temporal variability in the y band sky brightness over the course of four nights above Cerro Tololo near Cerro Pachon, Chile, the planned site for the Large Synoptic Survey Telescope (LSST).
Gilmore, David Kirk   +4 more
core   +2 more sources

Critical Analysis of the Snow Survey Network According to the Spatial Variability of Snow Water Equivalent (SWE) on Eastern Mainland Canada

open access: yesHydrology, 2019
In Eastern Canada, the snow survey network is highly optimized at the operational scale. However, it is commonly accepted that the network is limited when it comes to studying the spatial variability of the snow water equivalent (SWE), which forms ...
Yawu Noumonvi Sena   +3 more
doaj   +1 more source

Spatial variability assessment of soil available phosphorus using geostatistical approach

open access: yesThe Indian Journal of Agricultural Sciences, 2020
Soil available phosphorus (P), a major plant nutrient, exhibits a high degree of spatial variability. Spatial variability assessment of P is necessary for its precise management using geostatistics.
Bhabani Prasad Mondal   +8 more
doaj   +1 more source

A hierarchical model to estimate the abundance and biomass of salmonids by using removal sampling and biometric data from multiple locations [PDF]

open access: yes, 2010
We present a Bayesian hierarchical model to estimate the abundance and the biomass of brown trout (Salmo trutta fario) by using removal sampling and biometric data collected at several stream sections.
Laplanche, Christophe, Ruiz, Philippe
core   +4 more sources

Artificial Neural Network to Predict Vine Water Status Spatial Variability Using Multispectral Information Obtained from an Unmanned Aerial Vehicle (UAV)

open access: yesItalian National Conference on Sensors, 2017
Water stress, which affects yield and wine quality, is often evaluated using the midday stem water potential (Ψstem). However, this measurement is acquired on a per plant basis and does not account for the assessment of vine water status spatial ...
T. Poblete   +3 more
semanticscholar   +1 more source

Spatial variability of apparent electrical conductivity and soil properties in a coffee production field [PDF]

open access: yesEngenharia Agrícola, 2014
Precision agriculture based on the physical and chemical properties of soil requires dense sampling to determine the spatial variability of these properties. This dense sampling is often expensive and time-consuming.
Domingos S. M. Valente   +4 more
doaj   +1 more source

Isotopic niche variability in macroconsumers of the East Scotia Ridge (Southern Ocean) hydrothermal vents: What more can we learn from an ellipse? [PDF]

open access: yes, 2016
Aspects of between-individual trophic niche width can be explored through the isotopic niche concept. In many cases isotopic variability can be influenced by the scale of sampling and biological characteristics including body size or sex.
McGill, R.A.R.   +4 more
core   +2 more sources

Spatial variability in soil pH and land use as the main influential factor in the red beds of the Nanxiong Basin, China [PDF]

open access: yesPeerJ, 2019
Soil pH is the main factor affecting soil nutrient availability and chemical substances in soil. It is of great significance to study the spatial variability of soil pH for the management of soil nutrients and the prediction of soil pollution.
Ping Yan   +5 more
doaj   +2 more sources

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