World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
34
Citations
7163
World Ranking
5268
National Ranking
317

Andrew J. Simkin 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 Andrew J. Simkin 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: 85 publications — 15th percentile

15% of scientists in this discipline score the same or lower.

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

Andrew J. Simkin 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 Andrew J. Simkin 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: 34 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Best Publications

  • The tomato carotenoid cleavage dioxygenase 1 genes contribute to the formation of the flavor volatiles beta-ionone, pseudoionone, and geranylacetone.

    Andrew J. Simkin;Steven H. Schwartz;Michele Auldridge;Mark G. Taylor

  • The role of photosynthesis related pigments in light harvesting, photoprotection and enhancement of photosynthetic yield in planta

    Unknown

  • Feeding the world: improving photosynthetic efficiency for sustainable crop production

    Andrew J Simkin;Patricia E López-Calcagno;Christine A Raines

  • The Decreased apical dominance1/Petunia hybrida CAROTENOID CLEAVAGE DIOXYGENASE8 Gene Affects Branch Production and Plays a Role in Leaf Senescence, Root Growth, and Flower Development

    Kimberley C. Snowden;Andrew J. Simkin;Bart J. Janssen;Kerry R. Templeton

  • Circadian Regulation of the PhCCD1 Carotenoid Cleavage Dioxygenase Controls Emission of β-Ionone, a Fragrance Volatile of Petunia Flowers

    Andrew J. Simkin;Beverly A. Underwood;Michele Auldridge;Holly M. Loucas

  • Importance of Fluctuations in Light on Plant Photosynthetic Acclimation.

    Silvere R M Vialet-Chabrand;Jack S A Matthews;Andrew J Simkin;Christine A Raines

  • SlCCD7 controls strigolactone biosynthesis, shoot branching and mycorrhiza-induced apocarotenoid formation in tomato.

    Jonathan T. Vogel;Michael H. Walter;Patrick Giavalisco;Anna Lytovchenko

  • A plastid terminal oxidase associated with carotenoid desaturation during chromoplast differentiation.

    Unknown

  • Increased SBPase activity improves photosynthesis and grain yield in wheat grown in greenhouse conditions

    Steven M. Driever;Steven M. Driever;Andrew Simkin;Saqer Alotaibi;Stuart J. Fisk

  • Mesophyll photosynthesis and guard cell metabolism impacts on stomatal behaviour

    Tracy Lawson;Andrew John Simkin;Gilor Kelly;David Granot

  • Multigene manipulation of photosynthetic carbon assimilation increases CO2 fixation and biomass yield in tobacco

    Andrew J. Simkin;Lorna McAusland;Lauren R. Headland;Tracy Lawson

  • Photosynthesis in non-foliar tissues: implications for yield

    Andrew J. Simkin;Michele Faralli;Siva Ramamoorthy;Tracy Lawson

  • Simultaneous stimulation of sedoheptulose 1,7‐bisphosphatase, fructose 1,6‐bisphophate aldolase and the photorespiratory glycine decarboxylase‐H protein increases CO2 assimilation, vegetative biomass and seed yield in Arabidopsis

    Andrew J. Simkin;Patricia E. Lopez-Calcagno;Philip A. Davey;Lauren R. Headland

  • Ethylene-Regulated Floral Volatile Synthesis in Petunia Corollas

    Beverly A. Underwood;Denise M. Tieman;Kenichi Shibuya;Richard J. Dexter

  • Fibrillin influence on plastid ultrastructure and pigment content in tomato fruit.

    Andrew J Simkin;Joël Gaffé;Jean-Pierre Alcaraz;Jean-Pierre Carde

  • An investigation of carotenoid biosynthesis in Coffea canephora and Coffea arabica.

    Unknown

  • Characterization of the plastidial geraniol synthase from Madagascar periwinkle which initiates the monoterpenoid branch of the alkaloid pathway in internal phloem associated parenchyma.

    Andrew J. Simkin;Karel Miettinen;Patricia Claudel;Vincent Burlat;Vincent Burlat

  • Overexpression of the RieskeFeS Protein Increases Electron Transport Rates and Biomass Yield.

    Andrew John Simkin;Lorna McAusland;Tracy Lawson;Christine A. Raines

  • Peroxisomal localisation of the final steps of the mevalonic acid pathway in planta

    Unknown

  • Chlorogenic acid synthesis in coffee : An analysis of CGA content and real-time RT-PCR expression of HCT, HQT, C3H1, and CCoAOMT1 genes during grain development in C. canephora

    Unknown

Frequent Co-Authors

Christine A. Raines
Christine A. Raines University of Essex
Tracy Lawson
Tracy Lawson University of Illinois at Urbana-Champaign
Steven D. Tanksley
Steven D. Tanksley Cornell University
Marcel Kuntz
Marcel Kuntz Grenoble Alpes University
Harry J. Klee
Harry J. Klee University of Florida
Martin A. J. Parry
Martin A. J. Parry Lancaster University
Vincent Burlat
Vincent Burlat Paul Sabatier University
Gerhard Sandmann
Gerhard Sandmann Goethe University Frankfurt
Huw Jones
Huw Jones Aberystwyth University
Eric A. Schmelz
Eric A. Schmelz University of California, San Diego

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