World's Best Scientists 2026 revealed!
Luis S. Pereira

Luis S. Pereira

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Plant Science and Agronomy
Portugal
2026

D-Index & Metrics

Plant Science and Agronomy

D-Index
79
Citations
60352
World Ranking
429
National Ranking
2

Luis S. Pereira publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where Luis S. Pereira sits on this spectrum.

36–40 publications: 2 scientists 41–45 publications: 7 scientists 46–50 publications: 40 scientists 51–55 publications: 58 scientists 56–60 publications: 60 scientists 61–65 publications: 107 scientists 66–70 publications: 130 scientists 71–75 publications: 153 scientists 76–80 publications: 191 scientists 81–85 publications: 199 scientists 86–90 publications: 206 scientists 91–95 publications: 218 scientists 96–100 publications: 226 scientists 101–105 publications: 227 scientists 106–110 publications: 247 scientists 111–115 publications: 255 scientists 116–120 publications: 253 scientists 121–125 publications: 233 scientists 126–130 publications: 219 scientists 131–135 publications: 201 scientists 136–140 publications: 194 scientists 141–145 publications: 176 scientists 146–150 publications: 157 scientists 151–155 publications: 147 scientists 156–160 publications: 151 scientists 161–165 publications: 159 scientists 166–170 publications: 137 scientists 171–175 publications: 128 scientists 176–180 publications: 126 scientists 181–185 publications: 98 scientists 186–190 publications: 114 scientists 191–195 publications: 100 scientists 196–200 publications: 90 scientists 201–205 publications: 71 scientists 206–210 publications: 98 scientists 211–215 publications: 70 scientists 216–220 publications: 86 scientists 221–225 publications: 61 scientists 226–230 publications: 58 scientists 231–235 publications: 53 scientists 236–240 publications: 64 scientists 241–245 publications: 39 scientists 246–250 publications: 46 scientists 251–255 publications: 51 scientists 256–260 publications: 36 scientists 261–265 publications: 44 scientists 266–270 publications: 35 scientists 271–275 publications: 30 scientists 276–280 publications: 33 scientists 281–285 publications: 35 scientists 286–290 publications: 36 scientists 291–295 publications: 26 scientists 296–300 publications: 26 scientists 301–305 publications: 31 scientists 306–310 publications: 30 scientists 311–315 publications: 21 scientists 316–320 publications: 29 scientists 321–325 publications: 14 scientists 326–330 publications: 15 scientists 331–335 publications: 15 scientists 336–340 publications: 17 scientists 341–345 publications: 15 scientists 346–350 publications: 12 scientists 351–355 publications: 17 scientists 356–360 publications: 18 scientists 361–365 publications: 12 scientists 366–370 publications: 11 scientists 371–375 publications: 6 scientists 376–380 publications: 6 scientists 381–385 publications: 11 scientists 386–390 publications: 9 scientists 391–395 publications: 10 scientists 396–400 publications: 8 scientists 401–405 publications: 4 scientists 406–410 publications: 9 scientists 411–415 publications: 11 scientists 416–420 publications: 4 scientists 421–425 publications: 7 scientists 426–430 publications: 4 scientists 431–435 publications: 3 scientists 436–440 publications: 5 scientists 441–445 publications: 8 scientists 446–450 publications: 6 scientists 451–455 publications: 7 scientists 456–460 publications: 5 scientists 461–465 publications: 6 scientists 466 publications: 2 scientists 467+ publications: 99 scientists
36 publications 467+

This scientist: 285 publications — 91st percentile

91% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 467 publications or more.

Luis S. Pereira D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where Luis S. Pereira sits on this spectrum.

30 D-Index: 200 scientists 31 D-Index: 236 scientists 32 D-Index: 253 scientists 33 D-Index: 283 scientists 34 D-Index: 288 scientists 35 D-Index: 240 scientists 36 D-Index: 246 scientists 37 D-Index: 243 scientists 38 D-Index: 247 scientists 39 D-Index: 229 scientists 40 D-Index: 232 scientists 41 D-Index: 230 scientists 42 D-Index: 228 scientists 43 D-Index: 219 scientists 44 D-Index: 193 scientists 45 D-Index: 164 scientists 46 D-Index: 158 scientists 47 D-Index: 143 scientists 48 D-Index: 131 scientists 49 D-Index: 127 scientists 50 D-Index: 122 scientists 51 D-Index: 122 scientists 52 D-Index: 110 scientists 53 D-Index: 102 scientists 54 D-Index: 98 scientists 55 D-Index: 79 scientists 56 D-Index: 85 scientists 57 D-Index: 88 scientists 58 D-Index: 91 scientists 59 D-Index: 62 scientists 60 D-Index: 61 scientists 61 D-Index: 59 scientists 62 D-Index: 54 scientists 63 D-Index: 61 scientists 64 D-Index: 59 scientists 65 D-Index: 58 scientists 66 D-Index: 41 scientists 67 D-Index: 49 scientists 68 D-Index: 39 scientists 69 D-Index: 32 scientists 70 D-Index: 40 scientists 71 D-Index: 47 scientists 72 D-Index: 38 scientists 73 D-Index: 28 scientists 74 D-Index: 29 scientists 75 D-Index: 28 scientists 76 D-Index: 22 scientists 77 D-Index: 21 scientists 78 D-Index: 25 scientists 79 D-Index: 26 scientists 80 D-Index: 19 scientists 81 D-Index: 16 scientists 82 D-Index: 12 scientists 83 D-Index: 16 scientists 84 D-Index: 14 scientists 85 D-Index: 11 scientists 86 D-Index: 17 scientists 87 D-Index: 13 scientists 88 D-Index: 10 scientists 89 D-Index: 12 scientists 90 D-Index: 18 scientists 91 D-Index: 16 scientists 92 D-Index: 16 scientists 93 D-Index: 17 scientists 94 D-Index: 12 scientists 95 D-Index: 8 scientists 96 D-Index: 9 scientists 97 D-Index: 9 scientists 98 D-Index: 11 scientists 99 D-Index: 12 scientists 100 D-Index: 5 scientists 101 D-Index: 8 scientists 102 D-Index: 4 scientists 103 D-Index: 11 scientists 104 D-Index: 5 scientists 105 D-Index: 9 scientists 106 D-Index: 7 scientists 107 D-Index: 4 scientists 108 D-Index: 8 scientists 109+ D-Index: 99 scientists
30 D-Index 109+

This scientist: 79 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 109 D-Index or more.

Research.com Recognitions

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

Overview

What is he best known for?

The fields of study he is best known for:

  • Statistics
  • Agriculture
  • Irrigation

His main research concerns Irrigation, Evapotranspiration, Hydrology, Crop coefficient and Irrigation management. His work deals with themes such as Agriculture, Wind speed, Meteorology, Arid and Agricultural engineering, which intersect with Evapotranspiration. His research in Hydrology intersects with topics in Soil water and Forestry.

Luis S. Pereira combines subjects such as Soil science, Water balance, Vegetation and Water content with his study of Crop coefficient. His Irrigation management research incorporates themes from Water conservation, Deficit irrigation, Irrigation statistics and Irrigation scheduling. His Irrigation statistics study incorporates themes from Consumptive water use, Groundwater flow, Atmometer and Blaney–Criddle equation.

His most cited work include:

  • Crop evapotranspiration : guidelines for computing crop water requirements (15397 citations)
  • Irrigation management under water scarcity (588 citations)
  • Revised FAO Procedures for Calculating Evapotranspiration: Irrigation and Drainage Paper No. 56 with Testing in Idaho (521 citations)

What are the main themes of his work throughout his whole career to date?

Luis S. Pereira focuses on Irrigation, Evapotranspiration, Hydrology, Crop coefficient and Soil water. His studies deal with areas such as Water use and Water resource management as well as Irrigation. His Evapotranspiration research is multidisciplinary, incorporating elements of Climatology, Wind speed, Meteorology, Lysimeter and Arid.

The various areas that Luis S. Pereira examines in his Crop coefficient study include Agricultural engineering and Vegetation. His Soil water study combines topics in areas such as Water balance and Water content. His Irrigation management study frequently draws parallels with other fields, such as Irrigation statistics.

He most often published in these fields:

  • Irrigation (35.82%)
  • Evapotranspiration (26.57%)
  • Hydrology (24.78%)

What were the highlights of his more recent work (between 2015-2021)?

  • Evapotranspiration (26.57%)
  • Crop coefficient (19.70%)
  • Irrigation (35.82%)

In recent papers he was focusing on the following fields of study:

His primary scientific interests are in Evapotranspiration, Crop coefficient, Irrigation, Water use and Agronomy. His Evapotranspiration research is within the category of Hydrology. His biological study spans a wide range of topics, including Agricultural engineering and Canopy.

His Agronomy research is multidisciplinary, relying on both Soil water and Surface runoff. His work is dedicated to discovering how Irrigation management, Consumptive water use are connected with Soil management and other disciplines. His research in Deficit irrigation is mostly focused on Irrigation statistics.

Between 2015 and 2021, his most popular works were:

  • Coping with salinity in irrigated agriculture: Crop evapotranspiration and water management issues (45 citations)
  • Modeling water use, transpiration and soil evaporation of spring wheat–maize and spring wheat–sunflower relay intercropping using the dual crop coefficient approach (39 citations)
  • Water, Agriculture and Food: Challenges and Issues (35 citations)

In his most recent research, the most cited papers focused on:

  • Statistics
  • Agriculture
  • Ecology

Luis S. Pereira mainly focuses on Evapotranspiration, Irrigation, Crop coefficient, Agronomy and Water use. His Evapotranspiration research incorporates themes from Dew point, Wind speed, Meteorology, Arid and Hydrogeology. Leaching, Agricultural engineering, Salinity and Soil salinity is closely connected to Water balance in his research, which is encompassed under the umbrella topic of Irrigation.

Luis S. Pereira interconnects Surface irrigation, Intercropping, Monocropping and Irrigation scheduling in the investigation of issues within Crop coefficient. His biological study deals with issues like Deficit irrigation, which deal with fields such as Irrigation management, Productivity and Yield. His Irrigation management study combines topics from a wide range of disciplines, such as Consumptive water use and Sowing.

Best Publications

  • Crop evapotranspiration : guidelines for computing crop water requirements

    Richard G. Allen;Luis S. Pereira;Dirk Raes;Martin Smith

  • Irrigation management under water scarcity

    Luis Santos Pereira;Theib Oweis;Abdelaziz Zairi

  • Evapotranspiration information reporting: I. Factors governing measurement accuracy

    Richard G. Allen;Luis S. Pereira;Terry A. Howell;Marvin E. Jensen

  • Crop evapotranspiration estimation with FAO56: Past and future

    Luis S. Pereira;Richard G. Allen;Martin Smith;Dirk Raes

  • Revised FAO Procedures for Calculating Evapotranspiration: Irrigation and Drainage Paper No. 56 with Testing in Idaho

    Richard G. Allen;Martin Smith;Luis S. Pereira;Dirk Raes

  • A recommendation on standardized surface resistance for hourly calculation of reference ETo by the FAO56 Penman-Monteith method

    Richard G. Allen;William O. Pruitt;James L. Wright;Terry A. Howell

  • FAO-56 Dual Crop Coefficient Method for Estimating Evaporation from Soil and Application Extensions

    Richard G. Allen;Luis S. Pereira;Martin Smith;Dirk Raes

  • Improved indicators of water use performance and productivity for sustainable water conservation and saving

    Luis S. Pereira;Ian Cordery;Iacovos Iacovides

  • Estimating crop coefficients from fraction of ground cover and height

    Richard G. Allen;Luis S. Pereira

  • Estimating reference evapotranspiration with the FAO Penman-Monteith equation using daily weather forecast messages

    Jiabing Cai;Yu Liu;Tingwu Lei;Luis Santos Pereira

  • Coping with salinity in irrigated agriculture: Crop evapotranspiration and water management issues

    P.S. Minhas;Tiago B. Ramos;Alon Ben-Gal;Luis S. Pereira

  • Evapotranspiration: Concepts and Future Trends

    Luis S. Pereira;Alain Perrier;Richard G. Allen;Isabel Alves

  • Climate change and Mediterranean agriculture: Impacts on winter wheat and tomato crop evapotranspiration, irrigation requirements and yield

    Sameh Saadi;Mladen Todorovic;Lazar Tanasijevic;Luis S. Pereira

  • Impacts of climate change on olive crop evapotranspiration and irrigation requirements in the Mediterranean region

    Lazar Tanasijevic;Mladen Todorovic;Luis S. Pereira;Claudia Pizzigalli

  • Estimation of ETo with Hargreaves-Samani and FAO-PM temperature methods for a wide range of climates in Iran

    Tayeb Raziei;Luis S. Pereira

  • Implementing the dual crop coefficient approach in interactive software. 1. Background and computational strategy

    Ricardo D. Rosa;Paula Paredes;Gonçalo C. Rodrigues;Isabel Alves

  • Revised FAO methodology for crop-water requirements

    M Smith;R Allen;L Pereira

  • Higher performance through combined improvements in irrigation methods and scheduling : a discussion

    Luis S Pereira

  • Two-dimensional modeling of water and nitrogen fate from sweet sorghum irrigated with fresh and blended saline waters

    T.B. Ramos;J. Šimůnek;M.C. Gonçalves;M.C. Gonçalves;J.C. Martins

  • Validation of the FAO methodology for computing ETo with limited data. Application to south Bulgaria

    Zornitsa Popova;Milena Kercheva;Luis S. Pereira

  • Soil macropore dynamics affected by tillage and irrigation for a silty loam alluvial soil in southern Portugal

    M.R Cameira;R.M Fernando;L.S Pereira

  • Drought class transition analysis through Markov and Loglinear models, an approach to early warning

    A.A. Paulo;E. Ferreira;C. Coelho;L.S. Pereira

  • Crop Water Requirements

    L.S. Pereira;I. Alves

Frequent Co-Authors

Paula Paredes
Paula Paredes University of Lisbon
Richard G. Allen
Richard G. Allen University of Idaho
Elvira Fortunato
Elvira Fortunato Universidade Nova de Lisboa
Pedro Barquinha
Pedro Barquinha Universidade Nova de Lisboa
Dirk Raes
Dirk Raes KU Leuven
Rameshwar S. Kanwar
Rameshwar S. Kanwar Iowa State University
Guanhua Huang
Guanhua Huang China Agricultural University
Rodrigo Martins
Rodrigo Martins Universidade Nova de Lisboa
Piero Lionello
Piero Lionello University of Salento
Haijun Liu
Haijun Liu Huazhong Agricultural University

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