Results 41 to 50 of about 77,916 (214)

SESAME CROP COEFFICIENTS USING CROP EVAPOTRANSPIRATION BY WATER BALANCE AND, REFERENCE EVAPOTRANSPIRATION BY PENMAN-MONTEITH1

open access: yesIRRIGA, 2014
SESAME CROP COEFFICIENTS USING CROP EVAPOTRANSPIRATION BY WATER BALANCE AND, REFERENCE EVAPOTRANSPIRATION BY PENMAN-MONTEITH 1 JOSE RODRIGUES PEREIRA *2 ; WHELLYSON PEREIRA ARAUJO 3 ; ERICA SAMARA ARAUJO BARBOSA DE ALMEIDA 4 ; JOSE RENATO CORTEZ BEZERRA 5 ; HUGO ORLANDO CARVALLO GUERRA 6 E JOAO HENRIQUE ZONTA 5 1 Thesis extract ...
José Rodrigues Pereira   +5 more
openaire   +2 more sources

Determination of Evapotranspiration and Crop Coefficient for Tomato by Using Non-Weighing Lysimeter in Semiarid Region

open access: yesAir, Soil and Water Research
Providing an accurate amount of water to crops based on their requirements is the primary objective of irrigated agriculture. The crop evapotranspiration and coefficient of tomato were measured using non-weighing lysimeters.
Tatek Wondimu Negash   +5 more
doaj   +1 more source

Irrigation demand modelling using the UKCP09 weather generator: lessons learned [PDF]

open access: yes, 2013
The determination of irrigation demand is typically based on crop modelling using a long historic record of local daily weather data. However, there are rarely adequate weather station records near to given sites; often any local records cover a limited ...
Green, Michael, Weatherhead, E. K.
core   +1 more source

Evapotranspiration from Maize Studied Using Weighing Lysimeters

open access: yesGuan'gai paishui xuebao, 2021
【Objective】 Evapotranspiration is important not only as a component of the hydrological cycle but also for its role in modulating crop growth. The purpose of this paper is to measure the evapotranspiration of spring maize using weighing lysimeters and ...
ZHANG Baozhu   +4 more
doaj   +1 more source

Effects of crop evapotranspiration estimation techniques and weather parameters on rice crop water requirement [PDF]

open access: yes, 2014
Accurate estimation of crop evapotranspiration is key to determination of crop water requirements as well as water productivity. In this study, Microflex-C sensors were mounted on three sets of lysimeter to measure crop evapotranspiration in the paddy ...
Abd Aziz, Samsuzana   +5 more
core  

Development and critical evaluation of a generic 2-D agro-hydrological model (SMCR_N) for the responses of crop yield and nitrogen composition to nitrogen fertilizer [PDF]

open access: yes, 2009
Models play an important role in optimizing fertilizer use in agriculture to maintain sustainable crop production and to minimize the risk to the environment.
Greenwood, Duncan J.   +4 more
core   +1 more source

A Comparative Study of Crop Evapotranspiration Estimation by Three methods with Measured Crop Evapotranspiration in Konya Plain

open access: yesSelcuk Journal of Agricultural and Food Sciences, 2019
Evapotranspiration values are one of the basic data used in the planning, projecting, constructing and operating irrigation facilities.. The irrigation water needs of several plants are calculated by using various empirical equations based on meteorological data and the system is designed according to the month in which the highest irrigation water is ...
SÜHERI, Sinan   +2 more
openaire   +4 more sources

An Estimation of Actual Evapotranspiration and Single and Dual Crop Coefficients for Calendula officinalis L.(Case Study: Kerman) [PDF]

open access: yesعلوم و مهندسی آبیاری, 2017
To date, Calendula Officinalis L. applications have been expanded as a decorative and medical plant, in horticulture, green spaces, pharmaceuticals, and cosmetics industry. Calendula officinalis L.
فریده السادات هاشمی نسب خبیصی   +2 more
doaj   +1 more source

Estimation and verification of autumn lettuce evapotranspiration in greenhouse based on single crop coefficient method

open access: yesGuan'gai paishui xuebao
【Objective】 The variation in evapotranspiration is an important parameter in irrigation design. In this paper, we propose and verify a modified single crop coefficient method to calculate the evapotranspiration of greenhouse lettuce.
WU Jiale   +5 more
doaj   +1 more source

Simulation of reference crop evapotransiration in a plastic solar green house using a simplified energy balance approach [PDF]

open access: yes, 2016
Proceedings of International conference on Agricultural and Biological Sciences (ABS 2015) held in Beijing, China on July 25-27, 2015With larger planting areas being used in greenhouses, evaluating crop evapotranspiration in a greenhouse has garnered ...
Adaobi, U.P.   +9 more
core  

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