World's Best Scientists 2026 revealed!
Gregory A. Gambetta

Gregory A. Gambetta

D-Index & Metrics

Plant Science and Agronomy

D-Index
42
Citations
6519
World Ranking
3492
National Ranking
132

Gregory A. Gambetta 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 Gregory A. Gambetta 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: 99 publications — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Gregory A. Gambetta 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 Gregory A. Gambetta 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: 42 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Best Publications

  • Water deficits accelerate ripening and induce changes in gene expression regulating flavonoid biosynthesis in grape berries

    Simone D. Castellarin;Mark A. Matthews;Gabriele Di Gaspero;Gregory A. Gambetta

  • The physiology of drought stress in grapevine: towards an integrative definition of drought tolerance

    Gregory A Gambetta;Jose Carlos Herrera;Silvina Dayer;Quishuo Feng

  • Genetic engineering of phytochrome biosynthesis in bacteria.

    Gregory A. Gambetta;J. Clark Lagarias

  • Targeted mutations in a Trametes villosa laccase. Axial perturbations of the T1 copper.

    Feng Xu;Amy E. Palmer;Debbie S. Yaver;Randy M. Berka

  • Sugar and abscisic acid signaling orthologs are activated at the onset of ripening in grape

    Gregory A. Gambetta;Mark A. Matthews;Tarana H. Shaghasi;Andrew J. McElrone

  • Lateral Root Initiation in Arabidopsis: Developmental Window, Spatial Patterning, Density and Predictability

    J. G. Dubrovsky;G. A. Gambetta;G. A. Gambetta;A. Hernández-Barrera;S. Shishkova

  • Climate change impacts and adaptations of wine production

    Unknown

  • Impact of diurnal temperature variation on grape berry development, proanthocyanidin accumulation, and the expression of flavonoid pathway genes

    Seth D. Cohen;Julie M. Tarara;Greg A. Gambetta;Mark A. Matthews

  • Selective sweep at the Rpv3 locus during grapevine breeding for downy mildew resistance

    Gabriele Di Gaspero;Dario Copetti;Courtney Coleman;Courtney Coleman;Simone Diego Castellarin

  • Evidence for Hydraulic Vulnerability Segmentation and Lack of Xylem Refilling under Tension.

    Guillaume Charrier;José M. Torres-Ruiz;Eric Badel;Regis Burlett

  • Characterization of major ripening events during softening in grape: turgor, sugar accumulation, abscisic acid metabolism, colour development, and their relationship with growth

    Simone D. Castellarin;Gregory A. Gambetta;Hiroshi Wada;Mark N. Krasnow

  • Vascular function in grape berries across development and its relevance to apparent hydraulic isolation.

    Brendan Choat;Greg A. Gambetta;Kenneth A. Shackel;Mark A. Matthews

  • Water Uptake along the Length of Grapevine Fine Roots: Developmental Anatomy, Tissue-Specific Aquaporin Expression, and Pathways of Water Transport

    Gregory A. Gambetta;Jiong Fei;Thomas L. Rost;Thorsten Knipfer

  • The relationship between root hydraulics and scion vigour across Vitis rootstocks: what role do root aquaporins play?

    G. A. Gambetta;C. M. Manuck;S. T. Drucker;T. Shaghasi

  • Drought will not leave your glass empty: Low risk of hydraulic failure revealed by long-term drought observations in world’s top wine regions

    Guillaume Charrier;Sylvain Delzon;Jean-Christophe Domec;Li Zhang

  • The influence of grapevine rootstocks on scion growth and drought resistance

    Li Zhang;Elisa Marguerit;Landry Rossdeutsch;Nathalie Ollat

  • Ethylene receptors and related proteins in climacteric and non-climacteric fruits.

    Yi Chen;Jérôme Grimplet;Karine David;Simone Diego Castellarin

  • Fruit ripening in Vitis vinifera: spatiotemporal relationships among turgor, sugar accumulation, and anthocyanin biosynthesis.

    Simone D. Castellarin;Greg A. Gambetta;Hiroshi Wada;Ken A. Shackel

  • Expansion and subfunctionalisation of flavonoid 3',5'-hydroxylases in the grapevine lineage

    Luigi Falginella;Simone D Castellarin;Raffaele Testolin;Gregory A Gambetta

  • Merging genotypes: graft union formation and scion-rootstock interactions.

    Antoine T Gautier;Clément Chambaud;Lysiane Brocard;Nathalie Ollat

  • The sequence and thresholds of leaf hydraulic traits underlying grapevine varietal differences in drought tolerance.

    Silvina Dayer;José Carlos Herrera;Zhanwu Dai;Régis Burlett

  • Aquaporins and Root Water Uptake

    Gregory A. Gambetta;Thorsten Knipfer;Wieland Fricke;Andrew J. McElrone

  • Non-structural Carbohydrates in Dormant Woody Perennials; The Tale of Winter Survival and Spring Arrival

    Aude Tixier;Gregory A. Gambetta;Jessie Godfrey;Jessica Orozco

  • Combined physiological, transcriptome, and cis-regulatory element analyses indicate that key aspects of ripening, metabolism, and transcriptional program in grapes (Vitis vinifera L.) are differentially modulated accordingly to fruit size.

    Darren Wong;R. Lopez Gutierrez;N. Dimopoulos;G.A. Gambetta

  • Water Transport Properties of the Grape Pedicel during Fruit Development: Insights into Xylem Anatomy and Function Using Microtomography

    Thorsten Knipfer;Jiong Fei;Gregory Alan Gambetta;Andrew J McElrone

  • Drought stress modulates cuticular wax composition of the grape berry.

    Nicolas Dimopoulos;Ricco Tindjau;Darren C J Wong;Till Matzat

  • An inconvenient truth about xylem resistance to embolism in the model species for refilling Laurus nobilis L.

    Laurent J. Lamarque;Déborah Corso;José M. Torres-Ruiz;Eric Badel

Frequent Co-Authors

Nathalie Ollat
Nathalie Ollat INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Simone D. Castellarin
Simone D. Castellarin University of British Columbia
Mark A. Matthews
Mark A. Matthews University of California, Davis
Régis Burlett
Régis Burlett University of Bordeaux
Serge Delrot
Serge Delrot University of Bordeaux
Hervé Cochard
Hervé Cochard INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Zhanwu Dai
Zhanwu Dai Chinese Academy of Sciences
Andrew J. McElrone
Andrew J. McElrone United States Department of Agriculture
José M. Torres-Ruiz
José M. Torres-Ruiz INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Kenneth A. Shackel
Kenneth A. Shackel University of California, Davis

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 Gregory A. Gambetta

Trending Scientists

Recently Published Articles