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Helder Fraga, PhD

Helder Fraga, PhD

Research Associate
Room: 515
CN 435

Phone: +49 721 608-22844
helder fragaRbh7∂partner kit edu


AG: Regional Climate and Weather Hazards



Research Interests

  • Climate/Climate change impact on crops
  • Biometeorology
  • Agricultural sciences
  • Phenology and yield modelling
  • Remote sensing of environment


Curriculum Vitae

  • since 2017: Post-Doctoral Researcher (FCT), Karlsruhe Institute of Technology, KIT, Karlsruhe, Germany / Centre for the Research and Technology of Agro-Environmental and Biological Sciences, University of Trás-os-Montes e Alto Douro, UTAD, Portugal
  • 2014-2017 Post-Doctoral Researcher, Centre for the Research and Technology of Agro-Environmental and Biological Sciences, University of Trás-os-Montes e Alto Douro, UTAD, Portugal
  • 2011-2014 Doctoral Researcher, Centre for the Research and Technology of Agro-Environmental and Biological Sciences, University of Trás-os-Montes e Alto Douro, UTAD, Portugal
  • 2009-2011 Environmental Engineer, Ministry of Health: Public health department ARS Algarve, Portugal

Publications

2017

[28] Fraga, H; García de C. A. I; Santos, JA. 2018. "Viticultural irrigation demands under climate change scenarios in Portugal", Agricultural Water Management 196, C: 66 - 74. doi:10.1016/j.agwat.2017.10.023

[27] Costa, R.; Fraga, H.; Fernandes, P. M; Santos, J. A. 2017. "Implications of future bioclimatic shifts on the Portuguese forest", Regional Environmental Change, 17, 1: 117 - 127. doi: 10.1007/s10113-016-0980-9.

[26] Santos, João A; Costa, Ricardo; Fraga, Helder. 2017. "Climate change impacts on thermal growing conditions of main fruit species in Portugal", Climatic Change 140, 2: 273 - 286. doi: 10.1007/s10584-016-1835-6.

[25] Yang, Chenyao; Fraga, Helder; Ieperen, Wim V; Santos, João A. 2017. "Assessment of irrigated maize yield response to climate change scenarios in Portugal", Agricultural Water Management 184, -: 178 - 190. doi: 10.1016/j.agwat.2017.02.004.

[24] Dinis, L-T.; Malheiro, A. C; Luzio, A.; Fraga, H; Ferreira, H.; Gonçalves, I.; Pinto, G.; Correia, C. M; Moutinho-Pereira, J.. 2017. "Improvement of grapevine physiology and yield under summer stress by kaolin-foliar application: water relations, photosynthesis and oxidative damage", Photosyntheticadoi: 10.1007/s11099-017-0714-3.

[23] Fraga, H; Santos, JA. 2017. "Daily prediction of seasonal grapevine production in the Douro wine region based on favourable meteorological conditions", Australian Journal of Grape and Wine Research 23, 2: 296 - 304. doi: 10.1111/ajgw.12278.

[22] Fraga, Helder; García de C. A. I; Malheiro, Aureliano C; Moutinho-Pereira, José; Santos, João A. 2017. "Viticulture in Portugal: A review of recent trends and climate change projections", OENO One 51, 2: 61 - 69. doi: 10.20870/oeno-one.2016.0.0.1621.

2016

[21] Fraga, H.; Garcia de Cortazar Atauri, I.; Malheiro, A. C.; Santos, J. A. 2016. Modelling climate change impacts on viticultural yield, phenology and stress conditions in Europe. Global Change Biology, 22, 11: 3774 - 3788. doi: 10.1111/gcb.13382.

[20] Santos, João A; Costa, Ricardo; Fraga, Helder. 2016. "Climate change impacts on thermal growing conditions of main fruit species in Portugal", Climatic Change, doi: 10.1007/s10584-016-1835-6

[19] Fraga, H; Santos, J. A; Moutinho-Pereira, J.; Carlos, C.; Silvestre, J; Eiras-Dias, J; Mota, T.; Malheiro, A. C. 2016. "Statistical modelling of grapevine phenology in Portuguese wine regions: observed trends and climate change projections", Journal of Agricultural Science, 154, 5: 795-811. doi: 10.1017/S0021859615000933.

[18] Santos, João A; Belo-Pereira, Margarida; Fraga, Helder; Pinto, Joaquim G. 2016. "Understanding climate change projections for precipitation over Western Europe with a weather typing approach", Journal of Geophysical Research 121, 3: 1170 - 1189.

2015

[17] Fraga, Helder; Malheiro, Aureliano C; Moutinho-Pereira, José; Santos, João A. 2015. "Grapevines Growing Under Future RCP Scenarios in Europe", Procedia Environmental Sciences 29, 1: 20 - 20. doi: 10.1016/j.proenv.2015.07.133

[16] Correia, C.M.; Dinis, L-T; Fraga, H; Pinheiro, R; Ferreira, H.M.; Costa, J.; Gonçalves, I.; Oliveira, A.A.; Pinto, G.; Santos, JA; Malheiro, AC; Moutinho-Pereira, J.M.. 2015. "Enhanced Yield and Physiological Performance of Mediterranean Grapevines through Foliar Kaolin Spray", Procedia Environmental Sciences 29, 1: 247 - 248. doi: 10.1016/j.proenv.2015.07.295

[15] Fraga, H.; Santos, J.A.; Malheiro, AC; Moutinho-Pereira, j.; Jones, G.V. 2015 “Modelling phenology, water status and yield components of three Portuguese grapevines using the STICS crop model” American Journal of Enology and Viticulture,

[14] Costa, Ricardo; Fraga, Helder; Malheiro, Aureliano C; Santos, João A. 2015. "Application of crop modelling to portuguese viticulture: implementation and added-values for strategic planning", Ciencia e Tecnica Vitivinicola 30, 1: 29 - 42.

2014

[13] Fraga, H.; Santos, J.A.; Malheiro, AC; Moutinho-Pereira, j.; Jones, G.V. “Climatic suitability of Portuguese grapevine varieties and climate change adaptation” International Journal of Climatology, 36: 1 – 12.

[12] Fraga, H.; Amraoui, M.; Malheiro, AC; Moutinho-Pereira, J.; Eiras-Dias, J; Silvestre, J; Santos, J. A. 2014. "Examining the relationship between the Enhanced Vegetation Index and grapevine phenology", European Journal of Remote Sensing 48, 1: 753 - 771.

[11] Machete, R.; Lopes, A.; Gómez-Martín, M. B.; Fraga, H.; “Tourism and climate in Lisbon. An assessment based on weather types”, Finisterra, 98: 153 - 176

[10] Fraga, H.; Malheiro, AC; Moutinho-Pereira, J.; Cardoso, R.; Soares, P.; Cancela, J.; Pinto, JG; Santos, J. A. 2014. "Integrated analysis of climate, soil, topography and vegetative growth in Iberian viticultural regions", PLOS ONE 9, 9: e - 108078.

[9] Fraga, H.; Malheiro, AC; Moutinho-Pereira, J.; Santos, JA. 2014. "Climate factors driving wine production in the Portuguese Minho region", Agricultural and Forest Meteorology, 185: 26 - 36.

[8] Andrade, C; Fraga, H.; Santos, JA. 2014. "Climate change multi-model projections for temperature extremes in Portugal", Atmospheric Science Letters, 15, 2: 149 - 156.

2013

[7] Fraga, H.; Malheiro, AC; Moutinho-Pereira, J.; Santos, JA. 2013. "Future scenarios for viticultural zoning in Europe: ensemble projections and uncertainties", International Journal of Biometeorology 57, 6: 909 - 925.

[6] Fraga, H.; Malheiro, A. C; Moutinho-Pereira, J.; Jones, G. V; Alves, F.; Pinto, J. G; Santos, J. A. 2013. "Very high resolution bioclimatic zoning of Portuguese wine regions: present and future scenarios", Regional Environmental Change 14,1: 295 - 306.

[5] Malheiro, AC; Campos, R; Fraga, H.; Eiras-Dias, J; Silvestre, J; Santos, JA. 2013. "Winegrape phenology and temperature relationships in the Lisbon Wine Region, Portugal", Journal International des Sciences de la Vigne et du Vin 47, 4: 287 - 299.

2012

[4] Fraga, H.; Malheiro, AC; Moutinho-Pereira, J.; Santos, JA. 2012. "An overview of climate change impacts on European viticulture", Food and Energy Security 1, 2: 94 - 110. doi: 10.1002/fes3.14.

[3] Fraga, H.; Santos, JA; Malheiro, AC; Moutinho-Pereira, J.. 2012. "Climate change projections for the Portuguese viticulture using a multi-model ensemble", Cie. Tec. Viti., 27: 39 - 48.

[2] Malheiro, AC; Santos, JA; Fraga, H.; Pinto, JG. 2012. "Future scenarios for viticultural climatic zoning in Iberia", Acta Horticulturae, 931: 55 - 61.

2010

[1] Malheiro, AC; Santos, JA; Fraga, H; Pinto, JG. 2010. "Climate change scenarios applied to viticultural zoning in Europe", Climate Research 43, 3: 163 - 177.