Browsing by Author Fraga, Helder

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Showing results 1 to 18 of 18
Issue DateTitleAuthor(s)TypeRights
Mar-2022Assessing the grapevine crop water stress indicator over the flowering-veraison phase and the potential yield lose rate in important European wine regionsYang, Chenyao; Menz, Christoph; Fraga, Helder; Costafreda-Aumedes, Sergi; Leolini, Luisa; Ramos, Maria Concepción; Molitor, Daniel; van Leeuwen, Cornelis; Santos, J. A.ArticleOpen Access
2020Assessing the impacts of recent-past climatic constraints on potential wheat yield and adaptation options under Mediterranean climate in southern PortugalYang, Chenyao; Fraga, Helder; van Ieperen, Wim; Santos, J. A.ArticleOpen Access
2021Assessment of Climate Change Impacts on Chilling and Forcing for the Main Fresh Fruit Regions in PortugalFraga, Helder; Santos, J. A.ArticleOpen Access
2019Assessment of Growing Thermal Conditions of Main Fruit Species in Portugal Based on Hourly Records from a Weather Station NetworkSantos, Mónica; Fraga, Helder; Belo-Pereira, Margarida; Santos, J. A.ArticleOpen Access
2019Bioclimatic conditions of the Portuguese wine denominations of origin under changing climatesSantos, Mónica; Fonseca, André; Fraga, Helder; Jones, Gregory V.; Santos, J. A.ArticleOpen Access
2018Climate change projections for chilling and heat forcing conditions in European vineyards and olive orchards: a multi-model assessmentFraga, Helder; Pinto, Joaquim G.; Santos, J. A.ArticleOpen Access
2021Climate Projections for Precipitation and Temperature Indicators in the Douro Wine Region: The Importance of Bias CorrectionMartins, Joana; Fraga, Helder; Fonseca, André; Santos, J. A.ArticleOpen Access
2019Effects of climate change and adaptation options on winter wheat yield under rainfed Mediterranean conditions in southern PortugalYang, Chenyao; Fraga, Helder; van Ieperen, Wim; Trindade, Henrique; Santos, J. A.ArticleOpen Access
2019Future Changes in Rice Bioclimatic Growing Conditions in PortugalFraga, Helder; Guimarães, Nathalie; Santos, J. A.ArticleOpen Access
2020Grapevine Phenology in Four Portuguese Wine Regions: Modeling and PredictionsReis, Samuel; Fraga, Helder; Carlos, Cristina; Silvestre, José; Eiras-Dias, José; Rodrigues, Pedro; Santos, J. A.ArticleOpen Access
2019Grapevine Phenology of cv. Touriga Franca and Touriga Nacional in the Douro Wine Region: Modelling and Climate Change ProjectionsCosta, Ricardo; Fraga, Helder; Fonseca, André; García de Cortázar-Atauri, Iñaki; Val, Maria C.; Carlos, Cristina; Reis, Samuel; Santos, J. A.ArticleOpen Access
2020Mediterranean Olive Orchards under Climate Change: A Review of Future Impacts and Adaptation StrategiesFraga, Helder; Moriondo, Marco; Leolini, Luisa; Santos, J. A.ArticleOpen Access
2019New insights into thermal growing conditions of Portuguese grapevine varieties under changing climatesSantos, J. A.; Costa, Ricardo; Fraga, HelderArticleOpen Access
2020Olive tree irrigation as a climate change adaptation measure in Alentejo, PortugalFraga, Helder; Pinto, Joaquim G.; Santos, J. A.ArticleOpen Access
2020Phenological Model Intercomparison for Estimating Grapevine Budbreak Date (Vitis vinifera L.) in EuropeLeolini, Luisa; Costafreda-Aumedes, Sergi; Santos, J. A.; Menz, Christoph; Fraga, Helder; Molitor, Daniel; Merante, Paolo; Junk, Jürgen; Kartschall, Thomas; Destrac-Irvine, Agnès; van Leeuwen, Cornelis; C. Malheiro, Aureliano; Eiras-Dias, José; Silvestre, José; Dibari, Camilla; Bindi, Marco; Moriondo, MarcoArticleOpen Access
2020A Review of the Potential Climate Change Impacts and Adaptation Options for European ViticultureSantos, J. A.; Fraga, Helder; Malheiro, Aureliano C.; Moutinho-Pereira, José; Dinis, Lia-Tânia; Correia, Carlos; Moriondo, Marco; Leolini, Luisa; Dibari, Camilla; Costafreda-Aumedes, Sergi; Kartschall, Thomas; Menz, Christoph; Molitor, Daniel; Junk, Jürgen; Beyer, Marco; Schultz, Hans R.ArticleOpen Access
2021Simultaneous Calibration of Grapevine Phenology and Yield with a Soil–Plant–Atmosphere System Model Using the Frequentist MethodYang, Chenyao; Menz, Christoph; Fraga, Helder; Reis, Samuel; Machado, Nelson; Malheiro, Aureliano C.; Santos, J. A.ArticleOpen Access
2020What Is the Impact of Heatwaves on European Viticulture? A Modelling AssessmentFraga, Helder; Molitor, Daniel; Leolini, Luisa; Santos, J. A.ArticleOpen Access