نتایج جستجو برای: daily evaporation

تعداد نتایج: 218123  

اسلامیان, سید سعید , امیری, محمدجواد, عابدی کوپایی, جهانگیر ,

Abstract The class A pan method has been one of the most popular methods due to its simplicity, relatively low cost, and producing daily evapotranspiration estimates. Because of the large area occupied by a class A pan, alternative methods have been sought to estimate ETo inside greenhouses. With the objective of evaluating the performance of evaporation pan in estimating the water consumption...

Journal: :The Proceedings of the Nutrition Society 1971
J W Davies S O Liljedahl

The nutrition of patients with extensive burns usually requires daily intakes of fats, proteins and carbohydrates with a total calorific value in excess of 4000 kcal together with supranormal amounts of water and various ions, mainly sodium. These calorie requirements by a patient confined to bed are approximately those required by a normal adult male performing hard manual work. Recognition of...

2014
Warwick Grace

The expected frequency of runs of extreme days is modelled with a seasonal autoregressive representation using two site-specific scalar parameters—autocorrelation and an index of seasonality. Extreme days for a meteorological variable such as temperature, evaporation, sunshine and wind run are defined as days when the variable in question exceeds an arbitrary upper threshold or fails to exceed ...

2012
V. Pushparaj L. Mahadevan R. Nalamasu P. M. Ajayan

Brushes with nanoscale bristles, such as nanotube arrays held together by van der Waals forces, have applications as compliant electrical switches, probes and micro-scale cleaning tools. Repeated use exposes the brushes to contact and impact at high strains resulting in the bristles undergoing exfoliation, deformation and damage. We show that the damages incurred can be nearly recovered by capi...

Journal: :international journal of advanced biological and biomedical research 2014
ali gorjizade ali mohammad akhondali heidar zarei hesam seyyed kaboli

establishing satisfactory estimation methods of lake evaporation has been crucial vital for research and management of water resources and ecosystems. determining the accurate method to estimate evaporation from reservoirs in the investigation and management of water resources is very important. hence, in this study eight empirical methods such as; makkink, debruin-kejiman, penman, priestley-ta...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2016
Huanshu Tan Christian Diddens Pengyu Lv J G M Kuerten Xuehua Zhang Detlef Lohse

Evaporating liquid droplets are omnipresent in nature and technology, such as in inkjet printing, coating, deposition of materials, medical diagnostics, agriculture, the food industry, cosmetics, or spills of liquids. Whereas the evaporation of pure liquids, liquids with dispersed particles, or even liquid mixtures has intensively been studied over the past two decades, the evaporation of terna...

2009
Ghulam Rasul Arif Mahmood

Pakistan experiences a variety of climates ranging from a small humid patch in the north to extremely arid southern plains. Evapotranspiration is not a directly measurable element among agrometeorological parameters influencing crop growth and development. Many empirical and semi-empirical methods for estimation of crop evapotranspiration exist and are being used by individual scientists and re...

2007
Gidon Eshel Nicholas Heavens

[1] The dynamic and thermodynamic processes that underlie the exceptionally high evaporation over the northern Red Sea are examined. Through a combination of data analysis and a simple numerical model we show that the key boundary layer dehumidifier is ageostrophic cross-channel sea breezes. This circulation develops semidiurnally in response to thermal gradients across the Red Sea’s coasts bec...

A. R. Sepaskhah M. H. Jorenoosh

ABSTRACT- Many fruits, vegetables and ornamental crops of tropical origin experience physiological damage when subjected to low temperatures. Protection of plants from the effects of lethally low temperatures is important in agriculture, especially in horticultural production of high value fruits and vegetables. The objective of this study was to develop a simple model to predict the daily mini...

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