World's Best Scientists 2026 revealed!
João Roberto Spotti Lopes

João Roberto Spotti Lopes

D-Index & Metrics

Plant Science and Agronomy

D-Index
34
Citations
4757
World Ranking
5364
National Ranking
116

João Roberto Spotti Lopes 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 João Roberto Spotti Lopes 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: 140 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

João Roberto Spotti Lopes 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 João Roberto Spotti Lopes 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 biology of xylem fluid-feeding insect vectors of Xylella fastidiosa and their relation to disease epidemiology.

    Richard A. Redak;Alexander H. Purcell;João R.S. Lopes;Matthew J. Blua

  • Vector Transmission of Xylella fastidiosa: Applying Fundamental Knowledge to Generate Disease Management Strategies

    Rodrigo P. P. Almeida;Matthew J. Blua;João R. S. Lopes;Alexander H. Purcell

  • Characterization of electrical penetration graphs of the Asian citrus psyllid, Diaphorina citri, in sweet orange seedlings.

    J. P. Bonani;Alberto Fereres;E. Garzo;M. P. Miranda

  • Multiplication and Movement of a Citrus Strain of Xylella fastidiosa Within Sweet Orange.

    R. P. P. Almeida;E. F. Pereira;A. H. Purcell;J. R. S. Lopes

  • Detection and diversity assessment of Xylella fastidiosa in field-collected plant and insect samples by using 16S rRNA and gyrB sequences.

    Jorge L. M. Rodrigues;M. E. Silva-Stenico;J. E. Gomes;J. R. S. Lopes

  • Tomato Infection by Whitefly-Transmitted Circulative and Non-Circulative Viruses Induce Contrasting Changes in Plant Volatiles and Vector Behaviour

    Alberto Fereres;Maria Fernanda G. V. Peñaflor;Carla F. Favaro;Carla F. Favaro;Kamila E. X. Azevedo

  • Update of the Scientific Opinion on the risks to plant health posed by Xylella fastidiosa in the EU territory.

    Claude Bragard;Katharina Dehnen‐Schmutz;Francesco Di Serio

  • Phytoplasma SAP11 effector destabilization of TCP transcription factors differentially impact development and defence of Arabidopsis versus maize.

    Pascal Pecher;Gabriele Moro;Maria Cristina Canale;Maria Cristina Canale;Sylvain Capdevielle

  • Insect-borne plant pathogenic bacteria: getting a ride goes beyond physical contact

    Zigmunds Orlovskis;Maria C. Canale;Vera Thole;Pascal Pecher

  • Oral delivery of double-stranded RNAs induces mortality in nymphs and adults of the Asian citrus psyllid, Diaphorina citri.

    Diogo Manzano Galdeano;Michèle Claire Breton;João Roberto Spotti Lopes;Bryce W. Falk

  • Weeds as Alternative Hosts of the Citrus, Coffee, and Plum Strains of Xylella fastidiosa in Brazil.

    S. A. Lopes;S. Marcussi;S. C. Z. Torres;V. Souza

  • Leaf symptoms on plum, coffee and citrus and the relationship with the extent of xylem vessels colonized by Xylella fastidiosa

    E. Alves;C. R. Marucci;J. R. S. Lopes;B. Leite

  • Temporal progression of 'Candidatus Liberibacter asiaticus' infection in citrus and acquisition efficiency by Diaphorina citri.

    Helvecio D Coletta-Filho;Matthew P Daugherty;Cléderson Ferreira;João R S Lopes

  • Context-dependent transmission of a generalist plant pathogen: host species and pathogen strain mediate insect vector competence

    João R. S. Lopes;Matthew P. Daugherty;Rodrigo P. P. Almeida

  • Vector within-host feeding preference mediates transmission of a heterogeneously distributed pathogen

    Matthew P. Daugherty;Joao Lopes;Rodrigo P. P. Almeida

  • First report of olive leaf scorch in Brazil, associated with Xylella fastidiosa subsp. pauca

    Helvécio Della Coletta-Filho;Carolina Sardinha Francisco;João Roberto Spotti Lopes;Adelson Francisco De Oliveira

  • Characterization of electrical penetration graphs of Bucephalogonia xanthophis, a vector of Xylella fastidiosa in citrus

    M. P. Miranda;Alberto Fereres;B. Appezzato-da-Gloria;João Roberto S. Lopes

  • Survival strategies of Dalbulus maidis during maize off-season in Brazil

    Charles M. Oliveira;João R.S. Lopes;Lowell R. Nault

  • A few sequence polymorphisms among isolates of Maize bushy stunt phytoplasma associate with organ proliferation symptoms of infected maize plants

    Zigmunds Orlovskis;Maria Cristina Canale;Maria Cristina Canale;Mindia Haryono;João Roberto Spotti Lopes

  • Citrus Variegated Chlorosis: an Overview of 30 Years of Research and Disease Management

    Helvecio Della Coletta-Filho;Andreina I. Castillo;Francisco Ferraz Laranjeira;Eduardo Chumbinho de Andrade

Frequent Co-Authors

Alberto Fereres
Alberto Fereres Spanish National Research Council
Rodrigo P. P. Almeida
Rodrigo P. P. Almeida University of California, Berkeley
José Roberto Postali Parra
José Roberto Postali Parra Universidade de São Paulo
Lilian Amorim
Lilian Amorim Universidade de São Paulo
Saskia A. Hogenhout
Saskia A. Hogenhout Norwich Research Park
Blanca B. Landa
Blanca B. Landa Spanish National Research Council
Marcos Antonio Machado
Marcos Antonio Machado American Physical Therapy Association
Alexander H. Purcell
Alexander H. Purcell University of California, Berkeley
Sergio Ruffo Roberto
Sergio Ruffo Roberto Londrina State University
Armando Bergamin Filho
Armando Bergamin Filho Fundação de Estudos Agrários Luiz de Queiroz

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