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Ecology and Evolution
Portugal
2026
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Plant Science and Agronomy
Portugal
2022

D-Index & Metrics

Ecology and Evolution

D-Index
80
Citations
28054
World Ranking
826
National Ranking
3

Research.com Recognitions

  • 2026 - Research.com Ecology and Evolution in Portugal Leader Award
  • 2025 - Research.com Ecology and Evolution in Portugal Leader Award
  • 2022 - Research.com Ecology and Evolution in Portugal Leader Award
  • 2022 - Research.com Plant Science and Agronomy in Portugal Leader Award

Overview

Helena Freitas is affiliated with the University of Coimbra in Portugal and has a research focus primarily within Environmental Science and Agricultural and Biological Sciences. Their work spans various subfields including Plant Science, Global and Planetary Change, Ecology, Nature and Landscape Conservation, and Ecology, Evolution, Behavior and Systematics.

The scientist has contributed to topics such as:

  • Plant-Microbe Interactions and Immunity
  • Ecology and Vegetation Dynamics Studies
  • Plant Stress Responses and Tolerance
  • Land Use and Ecosystem Services
  • Conservation, Biodiversity, and Resource Management
  • Plant Pathogens and Fungal Diseases
  • Nanoparticles: synthesis and applications

Recent papers by Helena Freitas include:

  • "Drought and Salinity Stress Responses and Microbe-Induced Tolerance in Plants" (2020) published in Frontiers in Plant Science
  • "Plant growth promoting bacteria improve growth and phytostabilization potential of Zea mays under chromium and drought stress by altering photosynthetic and antioxidant responses" (2021) published in Environmental Technology & Innovation
  • "Strategies and prospects for biostimulants to alleviate abiotic stress in plants" (2022) published in Frontiers in Plant Science
  • "Early detection, herbicide resistance screening, and integrated management of invasive plant species: a review" (2022) published in Pest Management Science
  • "Enhanced phytoextraction of multi-metal contaminated soils under increased atmospheric temperature by bioaugmentation with plant growth promoting Bacillus cereus" (2021) published in Journal of Environmental Management

Frequent co-authors collaborating with Helena Freitas include:

  • Joana Alves
  • António C. Gouveia
  • Alexandros Tataridas
  • Ana Margarida Dias da Silva
  • António Alves da Silva

The most common publication venues for their work are:

  • Frontiers in Plant Science
  • Plants
  • Journal of Environmental Management
  • Agronomy
  • Ecosystems and People

Helena Freitas has also contributed to several books published by multiple publishers. These include:

  • "GESTÃO DE RECURSOS NATURAIS: PERSPECTIVAS MULTIDISCIPLINARES" (2024) published by Home Editora eBooks
  • "DIÁLOGOS INTERDISCILINARES: INOVAÇÃO, PESQUISA E SOCIEDADE VOLUME IV" (2025) published by Home Editora eBooks
  • "GESTÃO DE RECURSOS NATURAIS: PERSPECTIVAS MULTIDISCIPLINARES - Volume II" (2025) published by Home Editora eBooks
  • "O 25 de Abril de 1974 na voz dos cartoons: Uma coleção da Companhia de Diamantes de Angola (Diamang)" (2025) published by Imprensa da Universidade de Coimbra eBooks
  • "Olhares do Sul. 50 anos do 25 de Abril de 1974: 50 capas de jornais angolanos" (2025) published by Imprensa da Universidade de Coimbra eBooks
  • "Dinâmicas de (investig)ação em contextos de promoção da língua portuguesa" (2021) published by RIA-UA

Best Publications

  • Plant diversity and productivity experiments in european grasslands

    A. Hector;Bernhard Schmid;Carl Beierkuhnlein;M. C. Caldeira

  • Metal hyperaccumulation in plants: Biodiversity prospecting for phytoremediation technology

    Majeti Narasimha Vara Prasad;Helena Maria de Oliveira Freitas

  • Plant growth promoting rhizobacteria and endophytes accelerate phytoremediation of metalliferous soils

    Y. Ma;M.N.V. Prasad;M. Rajkumar;H. Freitas

  • Perspectives of plant-associated microbes in heavy metal phytoremediation.

    M. Rajkumar;S. Sandhya;M.N.V. Prasad;H. Freitas

  • Drought and Salinity Stress Responses and Microbe-Induced Tolerance in Plants.

    Ying Ma;Maria Celeste Dias;Helena Freitas

  • Beneficial role of bacterial endophytes in heavy metal phytoremediation.

    Ying Ma;Mani Rajkumar;Chang Zhang;Helena Freitas

  • Assessing the effects of land-use change on plant traits, communities and ecosystem functioning in grasslands: a standardized methodology and lessons from an application to 11 European sites.

    Eric Garnier;Sandra Lavorel;Pauline Ansquer;Helena Castro

  • ECOSYSTEM EFFECTS OF BIODIVERSITY MANIPULATIONS IN EUROPEAN GRASSLANDS

    E. M. Spehn;A. Hector;J. Joshi;M. Scherer-Lorenzen

  • Biochemical and Molecular Mechanisms of Plant-Microbe-Metal Interactions: Relevance for Phytoremediation.

    Ying Ma;Rui S. Oliveira;Helena Freitas;Chang Zhang

  • No Consistent Effect of Plant Diversity on Productivity

    M. A. Huston;L. W. Aarssen;M. P. Austin;B. S. Cade

  • Eutrophication and macroalgal blooms in temperate and tropical coastal waters: nutrient enrichment experiments with Ulva spp.

    Mirta Teichberg;Sophia E. Fox;Ylva S. Olsen;Ivan Valiela

  • Leaf traits capture the effects of land use changes and climate on litter decomposability of grasslands across Europe

    Claire Fortunel;Eric Garnier;Richard Joffre;Elena Kazakou

  • Inoculation of plant growth promoting bacterium Achromobacter xylosoxidans strain Ax10 for the improvement of copper phytoextraction by Brassica juncea

    Ying Ma;Mani Rajkumar;Helena Freitas

  • The hyperaccumulator Sedum plumbizincicola harbors metal-resistant endophytic bacteria that improve its phytoextraction capacity in multi-metal contaminated soil.

    Ying Ma;Ying Ma;Rui S. Oliveira;Fengjiao Nai;Mani Rajkumar

  • Short- and long-term impacts of Acacia longifolia invasion on the belowground processes of a Mediterranean coastal dune ecosystem

    Elizabete Marchante;Elizabete Marchante;Annelise Kjøller;Sten Struwe;Helena Freitas

  • Plant community tolerant to trace elements growing on the degraded soils of São Domingos mine in the south east of Portugal: environmental implications.

    H Freitas;M.N.V Prasad;J Pratas

  • Improvement of plant growth and nickel uptake by nickel resistant-plant-growth promoting bacteria.

    Ying Ma;Mani Rajkumar;Helena Freitas

  • Testing for the survey mode effect on contingent valuation data quality: A case study of web based versus in-person interviews

    Cristina Marta-Pedroso;Cristina Marta-Pedroso;Helena Freitas;Tiago Domingos

  • Climate change driven plant-metal-microbe interactions.

    Mani Rajkumar;Majeti Narasimha Vara Prasad;Sandhya Swaminathan;Helena Freitas

  • Removal of toxic metals from solution by leaf, stem and root phytomass of Quercus ilex L. (holly oak)

    M.N.V Prasad;H Freitas

Frequent Co-Authors

Susana Rodríguez-Echeverría
Susana Rodríguez-Echeverría University of Coimbra
Ying Ma
Ying Ma Agricultural University of Hebei
Cristina Nabais
Cristina Nabais University of Coimbra
Majeti Narasimha Vara Prasad
Majeti Narasimha Vara Prasad University of Hyderabad
Miroslav Vosátka
Miroslav Vosátka Czech Academy of Sciences
Michael Scherer-Lorenzen
Michael Scherer-Lorenzen University of Freiburg
Panayiotis G. Dimitrakopoulos
Panayiotis G. Dimitrakopoulos University of the Aegean
Jasmin Joshi
Jasmin Joshi University of Applied Sciences Rapperswil
Carl Beierkuhnlein
Carl Beierkuhnlein University of Bayreuth
Maria C. Caldeira
Maria C. Caldeira University of Lisbon

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