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Riitta Julkunen-Tiitto

Riitta Julkunen-Tiitto

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Plant Science and Agronomy
Finland
2026

D-Index & Metrics

Plant Science and Agronomy

D-Index
74
Citations
16621
World Ranking
576
National Ranking
3

Riitta Julkunen-Tiitto 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 Riitta Julkunen-Tiitto 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: 308 publications — 93rd percentile

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

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

Riitta Julkunen-Tiitto 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 Riitta Julkunen-Tiitto 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: 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.

Research.com Recognitions

  • 2026 - Research.com Plant Science and Agronomy in Finland Leader Award
  • 2025 - Research.com Plant Science and Agronomy in Finland Leader Award
  • 2023 - Research.com Plant Science and Agronomy in Finland Leader Award
  • 2022 - Research.com Plant Science and Agronomy in Finland Leader Award

Overview

Riitta Julkunen-Tiitto is affiliated with the University of Eastern Finland in Finland and focuses on research spanning several scientific disciplines. Their main fields of study include Nursing, Agricultural and Biological Sciences, and Medicine. Additionally, their work extends into subfields such as Nutrition and Dietetics, Food Science, and Complementary and alternative medicine.

Julkunen-Tiitto's research covers multiple topics, including:

  • Pomegranate: compositions and health benefits
  • Essential Oils and Antimicrobial Activity
  • Papaya Research and Applications

The scientist has contributed to scholarly literature with notable recent papers. One such paper published in 2021 is titled "Hydrolyzable tannins (ellagitannins), flavonoids, pentacyclic triterpenes and their glycosides in antimycobacterial extracts of the ethnopharmacologically selected Sudanese medicinal plant Combretum hartmannianum Schweinf", which appeared in the journal Biomedicine & Pharmacotherapy. This publication has been cited 16 times.

Collaborations form a visible part of Julkunen-Tiitto's research activities, with frequent coauthors including:

  • Enass Y. A. Salih
  • Olavi Luukkanen
  • Mustafa Kamil Mahmoud Fahmi
  • Pia Fyhrquist
  • Anu Lavola

Their scholarly output is also linked to specific publication venues. The most frequent publication venue recorded is:

  • Biomedicine & Pharmacotherapy

In addition to journal articles, Julkunen-Tiitto has contributed to book publications affiliated with the University of Eastern Finland. One such book is titled Luonnontuotealan valtakunnallinen tutkimusseminaari: 5.10.2010 Joensuu Itä-Suomen yliopisto, published in 2020.

Best Publications

  • Phenolic constituents in the leaves of northern willows: methods for the analysis of certain phenolics.

    Riitta Julkunen-Tiitto

  • Effects of elevated CO2 and temperature on plant growth and herbivore defensive chemistry

    T. O. Veteli;K. Kuokkanen;R. Julkunen-Tiitto;H. Roininen

  • Manipulation of the phenolic chemistry of willows by gall-inducing sawflies

    Tommi Nyman;Riitta Julkunen-Tiitto

  • Testing the effects of drying methods on willow flavonoids, tannins, and salicylates.

    Riitta Julkunen-Tiitto;Sinikka Sorsa

  • Phenolic compounds of willow bark as deterrents against feeding by mountain hare.

    J. Tahvanainen;E. Helle;R. Julkunen-Tiitto;A. Lavola

  • Phenolic glycosides govern the food selection pattern of willow feeding leaf beetles.

    J. Tahvanainen;R. Julkunen-Tiitto;J. Kettunen

  • Climate Change Effects on Secondary Compounds of Forest Trees in the Northern Hemisphere.

    Jarmo K. Holopainen;Virpi Virjamo;Rajendra P. Ghimire;James D. Blande

  • HERBIVORE RESISTANCE IN BETULA PENDULA: EFFECT OF FERTILIZATION, DEFOLIATION, AND PLANT GENOTYPE

    Pia Mutikainen;Pia Mutikainen;Mari Walls;Jari Ovaska;Jari Ovaska;Markku Keinänen

  • The effect of elevated carbon dioxide and fertilization on primary and secondary metabolites in birch,Betula pendula (Roth).

    A. Lavola;R. Julkunen-Tiitto

  • Phenological variation as protection against defoliating insects: the case of Quercus robur and Operophtera brumata

    Olli-Pekka Tikkanen;Riitta Julkunen-Tiitto

  • Phenolic constituents of Salix: A chemotaxonomic survey of further finnish species

    R. Julkunen-Tiitto

  • Species-specific differences in synthesis of flavonoids and phenolic acids under increasing periods of enhanced blue light

    Kari Taulavuori;Valtteri Hyöky;Jari Oksanen;Erja Taulavuori

  • TRADE-OFFS IN PHENOLIC METABOLISM OF SILVER BIRCH: EFFECTS OF FERTILIZATION, DEFOLIATION, AND GENOTYPE

    Markku Keinänen;Riitta Julkunen-Tiitto;Pia Mutikainen;Pia Mutikainen;Mari Walls

  • Ontogenic development of chemical defense by seedling resin birch: Energy cost of defense production.

    John P. Bryant;Riitta Julkunen-Tiitto

  • Phenolic composition and antioxidant capacity of bilberry (Vaccinium myrtillus) leaves in Northern Europe following foliar development and along environmental gradients.

    Françoise Martz;Laura Jaakola;Riitta Julkunen-Tiitto;Sari Stark

  • Chemical diversity of several Betulaceae species: comparison of phenolics and terpenoids in northern birch stems

    R. Julkunen-Tiitto;Matti Rousi;John Bryant;Sinikka Sorsa

  • Red : far-red light ratio and UV-B radiation: their effects on leaf phenolics and growth of silver birch seedlings

    R. Tegelberg;R. Julkunen-Tiitto;P. J. Aphalo;P. J. Aphalo

  • A chemotaxonomic survey of phenolics in leaves of northern salicaceae species

    Riitta Julkunen-Tiitto

  • Allocation of carbon to growth and secondary metabolites in birch seedlings under UV-B radiation and CO2 exposure

    Anu Lavola;Riitta Julkunen-Tiitto;Tania M. de la Rosa;Tarja Lehto

  • Assessing the response of plant flavonoids to UV radiation: an overview of appropriate techniques

    Riitta Julkunen-Tiitto;Nikolaos Nenadis;Susanne Neugart;Matthew Robson

  • Accumulation of phenolic compounds in birch leaves is changed by elevated carbon dioxide and ozone

    Petri A. Peltonen;Petri A. Peltonen;Elina Vapaavuori;Riitta Julkunen-tiitto

Frequent Co-Authors

Matti Rousi
Matti Rousi Finnish Forest Research Institute
Jarmo K. Holopainen
Jarmo K. Holopainen University of Eastern Finland
Jorma Tahvanainen
Jorma Tahvanainen University of Eastern Finland
Elina Vapaavuori
Elina Vapaavuori Finnish Forest Research Institute
Toini Holopainen
Toini Holopainen University of Eastern Finland
Reijo Karjalainen
Reijo Karjalainen University of Eastern Finland
Elina Oksanen
Elina Oksanen University of Eastern Finland
Beat H. Meier
Beat H. Meier ETH Zurich
Hely Häggman
Hely Häggman University of Oulu
Heikki Roininen
Heikki Roininen University of Eastern Finland

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