World's Best Scientists 2026 revealed!
Award Badge
Plant Science and Agronomy
Poland
2026

D-Index & Metrics

Plant Science and Agronomy

D-Index
61
Citations
16432
World Ranking
1139
National Ranking
3

Hazem M. Kalaji 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 Hazem M. Kalaji 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: 240 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Hazem M. Kalaji 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 Hazem M. Kalaji 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: 61 D-Index — 83rd percentile

83% 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 Poland Leader Award
  • 2025 - Research.com Plant Science and Agronomy in Poland Leader Award

Overview

What is he best known for?

The fields of study he is best known for:

  • Botany
  • Ecology
  • Enzyme

The scientist’s investigation covers issues in Photosystem II, Chlorophyll fluorescence, Photosynthesis, Chlorophyll a and Chlorophyll. In Photosystem II, Hazem M. Kalaji works on issues like Photochemistry, which are connected to Electron transport chain. His Photosynthesis study necessitates a more in-depth grasp of Botany.

He studied Chlorophyll a and Fluorescence that intersect with Light emission and Analytical chemistry. His Chlorophyll research incorporates themes from Biophysics and Thermostability. His Horticulture research is multidisciplinary, incorporating perspectives in Assimilation, Quantum yield, Salinity and Photosynthetic efficiency.

His most cited work include:

  • Chlorophyll a fluorescence as a tool to monitor physiological status of plants under abiotic stress conditions (416 citations)
  • Frequently asked questions about in vivo chlorophyll fluorescence: Practical issues (370 citations)
  • Effects of salt stress on photosystem II efficiency and CO2 assimilation of two Syrian barley landraces (270 citations)

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

His primary areas of investigation include Photosynthesis, Chlorophyll fluorescence, Horticulture, Botany and Chlorophyll. His studies in Photosynthesis integrate themes in fields like Cultivar, Agronomy and Chlorophyll a. His study in Chlorophyll a is interdisciplinary in nature, drawing from both Fluorescence and Algae.

The concepts of his Chlorophyll fluorescence study are interwoven with issues in Photosynthetic reaction centre and Photosystem I. His biological study deals with issues like Biophysics, which deal with fields such as Chloroplast. His study looks at the intersection of Photosystem II and topics like Photochemistry with Electron transport chain.

He most often published in these fields:

  • Photosynthesis (51.66%)
  • Chlorophyll fluorescence (38.41%)
  • Horticulture (27.15%)

What were the highlights of his more recent work (between 2019-2021)?

  • Horticulture (27.15%)
  • Photosynthesis (51.66%)
  • Chlorophyll a (22.52%)

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

Horticulture, Photosynthesis, Chlorophyll a, Chlorophyll fluorescence and Photosynthetic efficiency are his primary areas of study. His Horticulture study combines topics in areas such as Salinity, Fluorescence, Photosystem II and Water content. He has researched Photosystem II in several fields, including Reactive oxygen species and Electron transport chain.

His work deals with themes such as Chlorophyll, Nutrient, Cultivar and Anthocyanin, which intersect with Photosynthesis. Hazem M. Kalaji has included themes like Raphanus, Quinone acceptor and Iron deficiency in his Chlorophyll a study. His Chlorophyll fluorescence study combines topics from a wide range of disciplines, such as Sorghum, Agronomy, Sweet sorghum, Photosystem I and Abiotic stress.

Between 2019 and 2021, his most popular works were:

  • Melatonin and calcium function synergistically to promote the resilience through ROS metabolism under arsenic-induced stress (31 citations)
  • Hormesis in Plants: The Role of Oxidative Stress, Auxins and Photosynthesis in Corn Treated with Cd or Pb. (12 citations)
  • Special issue in honour of Prof. Reto J. Strasser – JIP-test as a tool to identify salinity tolerance in sweet sorghum genotypes (12 citations)

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

  • Botany
  • Ecology
  • Enzyme

His primary scientific interests are in Horticulture, Photosynthesis, Photosystem, Chlorophyll and Chlorophyll fluorescence. Hazem M. Kalaji interconnects Salinity and Auxin in the investigation of issues within Horticulture. His Photosynthetic efficiency study in the realm of Photosynthesis connects with subjects such as Stimulation.

Photosystem is a subfield of Photosystem II that Hazem M. Kalaji investigates. He combines subjects such as Coleoptile, Anthocyanin and Growing season with his study of Chlorophyll. The concepts of his Chlorophyll fluorescence study are interwoven with issues in Chloroplast, Phosphorus deficiency and Chlorophyll a.

Best Publications

  • Chlorophyll a fluorescence as a tool to monitor physiological status of plants under abiotic stress conditions

    Hazem M. Kalaji;Anjana Jajoo;Abdallah Oukarroum;Marian Brestic

  • Frequently asked questions about in vivo chlorophyll fluorescence: Practical issues

    Hazem M. Kalaji;Gert Schansker;Richard J. Ladle;Vasilij Goltsev

  • Impact of Metal and Metal Oxide Nanoparticles on Plant: A Critical Review.

    Anshu Rastogi;Marek Zivcak;Oksana Sytar;Oksana Sytar;Hazem M. Kalaji

  • Frequently asked questions about chlorophyll fluorescence, the sequel

    Hazem M. Kalaji;Gert Schansker;Marian Brestic;Filippo Bussotti

  • Identification of nutrient deficiency in maize and tomato plants by in vivo chlorophyll a fluorescence measurements.

    Hazem M. Kalaji;Abdallah Oukarroum;Vladimir Alexandrov;Margarita Kouzmanova

  • Effects of salt stress on photosystem II efficiency and CO2 assimilation of two Syrian barley landraces

    Hazem M. Kalaji;Govindjee;Karolina Bosa;Janusz Kościelniak

  • Photosynthetic electron transport and specific photoprotective responses in wheat leaves under drought stress

    Marek Zivcak;Marian Brestic;Zuzana Balatova;Petra Drevenakova

  • Variable chlorophyll fluorescence and its use for assessing physiological condition of plant photosynthetic apparatus

    V. N. Goltsev;H. M. Kalaji;M. Paunov;W. Bąba

  • Foliar application of zinc oxide nanoparticles: An effective strategy to mitigate drought stress in cucumber seedling by modulating antioxidant defense system and osmolytes accumulation.

    Unknown

  • Melatonin and calcium function synergistically to promote the resilience through ROS metabolism under arsenic-induced stress

    Manzer H. Siddiqui;Manzer H. Siddiqui;Saud Alamri;M. Nasir Khan;Francisco J. Corpas

  • Fluorescence parameters as early indicators of light stress in barley.

    Hazem M. Kalaji;Robert Carpentier;Suleyman I. Allakhverdiev;Karolina Bosa

  • Photosynthetic responses of sun- and shade-grown barley leaves to high light: is the lower PSII connectivity in shade leaves associated with protection against excess of light?

    Marek Zivcak;Marian Brestic;Hazem M. Kalaji;Govindjee

  • Photosystem II thermostability in situ: Environmentally induced acclimation and genotype-specific reactions in Triticum aestivum L

    Marian Brestic;Marek Zivcak;Hazem M. Kalaji;Robert Carpentier

  • Chlorophyll fluorescence as a tool for nutrient status identification in rapeseed plants

    Hazem M. Kalaji;Wojciech Bąba;Krzysztof Gediga;Vasilij Goltsev

  • Correlation between reactive oxygen species production and photochemistry of photosystems I and II in Lemna gibba L. plants under salt stress

    Abdallah Oukarroum;Filippo Bussotti;Vasilij Goltsev;Hazem M. Kalaji

  • Prompt chlorophyll fluorescence as a tool for crop phenotyping: an example of barley landraces exposed to various abiotic stress factors

    H. M. Kalaji;A. Rastogi;M. Živčák;M. Brestic

  • Nano-CuO stress induced modulation of antioxidative defense and photosynthetic performance of Syrian barley (Hordeum vulgare L.)

    Arun Kumar Shaw;Supriya Ghosh;Hazem M. Kalaji;Karolina Bosa

  • Drought-induced modifications of photosynthetic electron transport in intact leaves: Analysis and use of neural networks as a tool for a rapid non-invasive estimation

    Vasilij Goltsev;Ivelina Zaharieva;Petko Chernev;Margarita Kouzmanova

  • Can chlorophyll- a fluorescence parameters be used as bio-indicators to distinguish between drought and salinity stress in Tilia cordata Mill?

    Hazem M. Kalaji;Lydia Račková;Viera Paganová;Tatiana Swoczyna

  • Low PSI content limits the photoprotection of PSI and PSII in early growth stages of chlorophyll b-deficient wheat mutant lines

    Marian Brestic;Marek Zivcak;Kristyna Kunderlikova;Oksana Sytar

  • Variable chlorophyll fluorescence and its use for assessing physiological condition of plant photosynthetic apparatus

    V. Goltsev;H. Kalaji;M. Paunov;W. Bąba

Frequent Co-Authors

Vasilij Goltsev
Vasilij Goltsev Sofia University
Marian Brestic
Marian Brestic Slovak University of Agriculture
Suleyman I. Allakhverdiev
Suleyman I. Allakhverdiev Russian Academy of Sciences
Marek Zivcak
Marek Zivcak Slovak University of Agriculture
Reto J. Strasser
Reto J. Strasser University of Geneva
Abdallah Oukarroum
Abdallah Oukarroum Mohammed VI Polytechnic University
Hongbo Shao
Hongbo Shao Qingdao University of Science and Technology
Manzer H. Siddiqui
Manzer H. Siddiqui King Saud University
Robert Carpentier
Robert Carpentier Université du Québec à Trois-Rivières
Saud A. Alamri
Saud A. Alamri King Saud University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Hazem M. Kalaji

Trending Scientists

Recently Published Articles