Results 91 to 100 of about 12,568 (160)

A global comparison of four potential evapotranspiration equations and their relevance to stream flow modelling in semi-arid environments [PDF]

open access: yesAdvances in Geosciences, 2008
This study compares four different potential evapotranspiration equations according to Priestley Taylor, Kimberly Penman, Penman Monteith (FAO-56) and Hargreaves on a global basis to demonstrate their difference, and assess their impact on the ...
M. Weiß, L. Menzel
doaj  

Long Term Potential Evapotranspiration and Evapotranspiration Data and Services at NASA GES DISC [PDF]

open access: yes
Recently, the NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) has released global land 3-hourly Potential Evapotranspiration and Supporting Forcing Data Version-1 (PET_PU_3H025.001), at 0.25x0.25 degree spatial resolution ...
Loeser, Carlee   +7 more
core   +1 more source

Evaluacion de tres metodologias para estimar el consumo de agua en tomate (Licopersicon esculentum, Mill) y su efecto sobre la frecuencia de riego [PDF]

open access: yes, 2001
Resumen (Spanish, English)44 p.Un estudio fue desarrollado en tomate industrial (var. Heinz 9382) en la estación experimental de Panguilemo, Universidad de Talca, durante la temporada agrícola 1998/99, con el objeto de evaluar el modelo de Penman ...
Jones Haddad, Adolfo Esteban   +2 more
core  

Comparison of daily potential evapotranspiration calculated by two procedures based on Penman-Monteith type equation

open access: yesJournal of Hydrology and Hydromechanics, 2013
Paper presents comparison of the daily reference crop (grass vegetation cover) potential evapotranspiration results calculated by the two modifications of the Penman-Monteith type equation.
Hlaváčiková Hana, Novák Viliam
doaj   +1 more source

Evaluating the economic feasibility of thermal screens in New Zealand using a mathematical model : a thesis presented in partial fulfilment of requirements for the degree of Master of Horticultural Science in Horticultural Engineering at Massey University [PDF]

open access: yes, 1991
A mathematical model of the greenhouse environment was developed to ascertain the annual savings in heating expenditure achieved by thermal screens. Thirteen materials with thermal screening potential were investigated.
Newman, Todd Litchfield
core  

Desenvolvimento dum sistema de rega automático, autónomo e adaptativo – estudo comparativo de cinco métodos para o cálculo da ETo [PDF]

open access: yes, 2007
Para efeitos de desenvolvimento dum sistema de rega automático, são estudados e calibrados cinco métodos de cálculo de Evapotranspiração de referência (Priestley-Taylor, Makkink, Hargreaves, Turc, Jensen-Haise) utilizando apenas os parâmetros climáticos ...
Costa, J. L.   +7 more
core  

SWAP Version 3.2. Theory description and user manual [PDF]

open access: yes
SWAP 3.2 simulates transport of water, solutes and heat in the vadose zone. It describes a domain from the top of canopy into the groundwater which may be in interaction with a surface water system.
Dam, J.C., van   +4 more
core   +2 more sources

Modelling Evaporation and Evapotranspiration under Temperature Change in Malaysia [PDF]

open access: yes, 2000
Temperature change has a direct effect on hydrology through its link with evapotranspiration. The potential impact of temperature change on the evapotranspiration is assessed; using a modelling approach based on a few physical weather measurements ...
Ali, Md. Hazrat   +3 more
core  

Programación del riego en caña de azúcar en una zona semiárida del estado lara, venezuela, utilizando la metodología fao-56 Daily water balance for sugarcane irrigation scheduling in a semiarid region in Venezuela by using the FAO-56 methodology

open access: yesBioagro, 2008
Con el objeto de maximizar la eficiencia de uso del agua en la caña de azúcar (Saccharum officinarum) cultivada bajo riego por aspersión en la zona semiárida del estado Lara, Venezuela, se realizó la programación del riego mediante la aplicación del ...
Ricardo Trezza   +4 more
doaj  

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