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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Plant Science and Agronomy 74 555 512 49 44 461 25380

Donat-P. Häder publications per year

The chart shows the history of publications by Donat-P. Häder between 1974 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Donat-P. Häder published across 52 years, from 1974 to 2025, averaging 11.7 papers a year. Output peaked at 32 publications in 1997. 4 of the 608 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1974 to 2025. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 1997. 1974: 1 publication 1975: 1 publication 1976: 2 publications 1977: 3 publications 1978: 3 publications 1979: 6 publications 1980: 6 publications 1981: 4 publications 1982: 8 publications 1983: 8 publications 1984: 10 publications 1985: 8 publications 1986: 6 publications 1987: 17 publications 1988: 12 publications 1989: 5 publications 1990: 13 publications 1991: 23 publications 1992: 10 publications 1993: 13 publications 1994: 16 publications 1995: 15 publications 1996: 25 publications 1997: 32 publications 1998: 14 publications 1999: 26 publications 2000: 17 publications 2001: 16 publications 2002: 29 publications 2003: 16 publications 2004: 24 publications 2005: 17 publications 2006: 12 publications 2007: 10 publications 2008: 9 publications 2009: 9 publications 2010: 17 publications 2011: 14 publications 2012: 11 publications 2013: 10 publications 2014: 18 publications 2015: 14 publications 2016: 6 publications 2017: 9 publications 2018: 26 publications 2019: 10 publications 2020: 6 publications 2021: 15 publications 2022: 2 publications 2023: 0 publications 2024: 3 publications 2025: 1 publication
1974 2025

608 publications in total across all disciplines

View publications per year as a table
Donat-P. Häder: publications per year, 1974 to 2025
Year Publications
1974 1
1975 1
1976 2
1977 3
1978 3
1979 6
1980 6
1981 4
1982 8
1983 8
1984 10
1985 8
1986 6
1987 17
1988 12
1989 5
1990 13
1991 23
1992 10
1993 13
1994 16
1995 15
1996 25
1997 32
1998 14
1999 26
2000 17
2001 16
2002 29
2003 16
2004 24
2005 17
2006 12
2007 10
2008 9
2009 9
2010 17
2011 14
2012 11
2013 10
2014 18
2015 14
2016 6
2017 9
2018 26
2019 10
2020 6
2021 15
2022 2
2023 0
2024 3
2025 1
Total 608
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Donat-P. Häder 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 Donat-P. Häder sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 88 bars. Horizontal axis: publications, 36–40 to 467+. Vertical axis: number of scientists, 0 to 255. Most scientists, 255, have 111–115 publications. The last bar groups every scientist with 467 publications or more. The highlighted bar, 461–465 publications, is where this scientist sits. 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
36–40 publications 467+

This scientist: 461 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Plant Science and Agronomy scientists by publication count, Research.com 2026 ranking edition. Based on 6,494 ranked scientists.
Publications Scientists This scientist
36–40 2
41–45 7
46–50 40
51–55 58
56–60 60
61–65 107
66–70 130
71–75 153
76–80 191
81–85 199
86–90 206
91–95 218
96–100 226
101–105 227
106–110 247
111–115 255
116–120 253
121–125 233
126–130 219
131–135 201
136–140 194
141–145 176
146–150 157
151–155 147
156–160 151
161–165 159
166–170 137
171–175 128
176–180 126
181–185 98
186–190 114
191–195 100
196–200 90
201–205 71
206–210 98
211–215 70
216–220 86
221–225 61
226–230 58
231–235 53
236–240 64
241–245 39
246–250 46
251–255 51
256–260 36
261–265 44
266–270 35
271–275 30
276–280 33
281–285 35
286–290 36
291–295 26
296–300 26
301–305 31
306–310 30
311–315 21
316–320 29
321–325 14
326–330 15
331–335 15
336–340 17
341–345 15
346–350 12
351–355 17
356–360 18
361–365 12
366–370 11
371–375 6
376–380 6
381–385 11
386–390 9
391–395 10
396–400 8
401–405 4
406–410 9
411–415 11
416–420 4
421–425 7
426–430 4
431–435 3
436–440 5
441–445 8
446–450 6
451–455 7
456–460 5
461–465 6 461
466 2
467+ 99
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Donat-P. Häder 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 Donat-P. Häder sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 80 bars. Horizontal axis: D-Index, 30 to 109+. Vertical axis: number of scientists, 0 to 288. Most scientists, 288, have 34 D-Index. The last bar groups every scientist with 109 D-Index or more. The highlighted bar, 74 D-Index, is where this scientist sits. 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: 74 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Plant Science and Agronomy scientists by D-index, Research.com 2026 ranking edition. Based on 6,494 ranked scientists.
D-Index Scientists This scientist
30 200
31 236
32 253
33 283
34 288
35 240
36 246
37 243
38 247
39 229
40 232
41 230
42 228
43 219
44 193
45 164
46 158
47 143
48 131
49 127
50 122
51 122
52 110
53 102
54 98
55 79
56 85
57 88
58 91
59 62
60 61
61 59
62 54
63 61
64 59
65 58
66 41
67 49
68 39
69 32
70 40
71 47
72 38
73 28
74 29 74
75 28
76 22
77 21
78 25
79 26
80 19
81 16
82 12
83 16
84 14
85 11
86 17
87 13
88 10
89 12
90 18
91 16
92 16
93 17
94 12
95 8
96 9
97 9
98 11
99 12
100 5
101 8
102 4
103 11
104 5
105 9
106 7
107 4
108 8
109+ 99
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Overview

What is he best known for?

The fields of study he is best known for:

  • Ecology
  • Photosynthesis
  • Enzyme

The scientist’s investigation covers issues in Cyanobacteria, Botany, Biochemistry, Photosynthesis and Euglena gracilis. His Cyanobacteria study integrates concerns from other disciplines, such as Amino acid, Terrestrial plant and Aquatic plant. His research integrates issues of Ecology, Radiation and Fluence in his study of Botany.

His Biochemistry research focuses on subjects like Anabaena, which are linked to Nostoc, Nostoc commune and Scytonema. His work deals with themes such as Phytoplankton, Lichen, Chlorophyll and Carotenoid, which intersect with Photosynthesis. His Flagellate research integrates issues from Biophysics, Gravitaxis and Negative phototaxis.

His most cited work include:

  • UV-induced DNA damage and repair: a review (1212 citations)
  • Effects of solar UV radiation on aquatic ecosystems and interactions with climate change (647 citations)
  • Effects on aquatic ecosystems (344 citations)

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

Donat-P. Häder spends much of his time researching Botany, Photosynthesis, Biophysics, Cyanobacteria and Euglena gracilis. He combines subjects such as Radiation and Irradiation with his study of Botany. His Photosynthesis study incorporates themes from Phytoplankton and Fluorescence.

The Phytoplankton study combines topics in areas such as Environmental chemistry, Oceanography and Ocean acidification. His research in Biophysics tackles topics such as Gravitaxis which are related to areas like Negative gravitaxis and Membrane potential. Euglena gracilis is a subfield of Biochemistry that Donat-P. Häder investigates.

He most often published in these fields:

  • Botany (38.05%)
  • Photosynthesis (26.25%)
  • Biophysics (24.78%)

What were the highlights of his more recent work (between 2010-2021)?

  • Cyanobacteria (15.63%)
  • Photosynthesis (26.25%)
  • Climate change (4.72%)

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

Donat-P. Häder focuses on Cyanobacteria, Photosynthesis, Climate change, Aquatic ecosystem and Phytoplankton. His Cyanobacteria research incorporates elements of Amino acid, Biochemistry, DNA and Photosystem II. His Photosynthesis study results in a more complete grasp of Botany.

His Botany research includes themes of Anabaena variabilis and Biofouling. His Climate change study integrates concerns from other disciplines, such as Ecosystem and Ozone depletion. His Phytoplankton study combines topics from a wide range of disciplines, such as Stratification, Oceanography and Ocean acidification.

Between 2010 and 2021, his most popular works were:

  • Solar Ultraviolet Radiation in a Changing Climate (190 citations)
  • Effects of UV radiation on aquatic ecosystems and interactions with other environmental factors. (190 citations)
  • Responses of marine primary producers to interactions between ocean acidification, solar radiation, and warming (169 citations)

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

  • Ecology
  • Enzyme
  • Photosynthesis

Donat-P. Häder mainly focuses on Climate change, Primary producers, Aquatic ecosystem, Global warming and Ecosystem. He has included themes like Ozone layer and Ozone depletion in his Climate change study. Primary producers is a subfield of Phytoplankton that Donat-P. Häder explores.

His Ecosystem study contributes to a more complete understanding of Ecology. His Ocean acidification research focuses on Effects of global warming on oceans and how it connects with Photosynthesis. His research in Photosynthesis focuses on subjects like Environmental chemistry, which are connected to Atmosphere.

Best Publications

  • UV-induced DNA damage and repair: a review

    Rajeshwar P Sinha;Donat P Häder

  • Water pollution in Pakistan and its impact on public health--a review.

    Azizullah Azizullah;Muhammad Nasir Khan Khattak;Peter Richter;Donat-Peter Häder

  • The role of UV-B radiation in aquatic and terrestrial ecosystems--an experimental and functional analysis of the evolution of UV-absorbing compounds.

    J Rozema;L.O Björn;J.F Bornman;A Gaberščik

  • Effects of solar UV radiation on aquatic ecosystems and interactions with climate change

    Unknown

  • Detection of reactive oxygen species (ROS) by the oxidant-sensing probe 2',7'-dichlorodihydrofluorescein diacetate in the cyanobacterium Anabaena variabilis PCC 7937.

    Rajesh P. Rastogi;Shailendra P. Singh;Donat-P. Häder;Rajeshwar P. Sinha

  • Effects of UV radiation on aquatic ecosystems and interactions with other environmental factors.

    Donat-P. Häder;Craig E. Williamson;Sten-Åke Wängberg;Milla Rautio

  • Database on mycosporines and mycosporine-like amino acids (MAAs) in fungi, cyanobacteria, macroalgae, phytoplankton and animals

    Rajeshwar P. Sinha;Shailendra P. Singh;Donat-P. Häder

  • Ultraviolet-absorbing/screening substances in cyanobacteria, phytoplankton and macroalgae

    R.P. Sinha;M. Klisch;A. Gröniger;D.-P. Häder

  • Cyanobacterial biofertilizers in rice agriculture

    A. Vaishampayan;R. P. Sinha;D. P. Hader;T. Dey

  • UV-protectants in cyanobacteria

    Rajeshwar P. Sinha;Donat-P. Häder

  • Responses of marine primary producers to interactions between ocean acidification, solar radiation, and warming

    K. Gao;EW Helbling;DP Häder;DA Hutchins

  • Photoecophysiology of Marine Macroalgae

    Donat-P. Häder;Felix L. Figueroa

  • Cyanobacterial Farming for Environment Friendly Sustainable Agriculture Practices: Innovations and Perspectives

    Jainendra Pathak;Rajneesh;Pankaj K. Maurya;Shailendra P. Singh

  • Reactive oxygen species and UV-B: effect on cyanobacteria.

    Yu-Ying He;Donat-P. Häder

  • Cyanobacteria and ultraviolet radiation (UVR) stress: Mitigation strategies

    Shailendra P. Singh;Donat-P. Häder;Rajeshwar P. Sinha

  • Photoprotective compounds from marine organisms

    Rajesh P. Rastogi;Richa;Rajeshwar P. Sinha;Shailendra P. Singh

  • Photoprotective compounds in cyanobacteria, phytoplankton and macroalgae--a database.

    A Gröniger;R.P Sinha;M Klisch;D.-P Häder

  • Polarotaxis, gravitaxis and vertical phototaxis in the green flagellate, Euglena gracilis.

    Hader Dp

  • Effects of Ocean Acidification on Marine Photosynthetic Organisms Under the Concurrent Influences of Warming, UV Radiation, and Deoxygenation

    Kunshan Gao;John Beardall;John Beardall;Donat-P. Häder;Jason M. Hall-Spencer;Jason M. Hall-Spencer

  • Ultraviolet radiation and cyanobacteria.

    Rajesh Prasad Rastogi;Rajeshwar P. Sinha;Sang Hyun Moh;Taek Kyun Lee

  • Induction of mycosporine-like amino acids (MAAs) in cyanobacteria by solar ultraviolet-B radiation.

    Rajeshwar P. Sinha;Manfred Klisch;E. Walter Helbling;Donat-P. Häder

  • Mycosporine-like amino acids in the marine red alga Gracilaria cornea — effects of UV and heat

    Rajeshwar P Sinha;Manfred Klisch;Almut Gröniger;Donat-P Häder

  • Adaptation of cyanobacteria to UV-B stress correlated with oxidative stress and oxidative damage.

    Yu-Ying He;Manfred Klisch;Donat-P. Häder

Frequent Co-Authors

Rajeshwar P. Sinha
Rajeshwar P. Sinha Banaras Hindu University
E. Walter Helbling
E. Walter Helbling National Scientific and Technical Research Council
Félix L. Figueroa
Félix L. Figueroa University of Malaga
Kunshan Gao
Kunshan Gao Xiamen University
Craig E. Williamson
Craig E. Williamson Miami University
Janet F. Bornman
Janet F. Bornman Curtin University
Virginia E. Villafañe
Virginia E. Villafañe National Scientific and Technical Research Council
Alkiviadis F. Bais
Alkiviadis F. Bais Aristotle University of Thessaloniki
Nigel D. Paul
Nigel D. Paul Lancaster University
Carlos L. Ballaré
Carlos L. Ballaré University of Buenos Aires

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