World's Best Scientists 2026 revealed!
Isabel Cristina Machado

Isabel Cristina Machado

D-Index & Metrics

Plant Science and Agronomy

D-Index
38
Citations
4981
World Ranking
4445
National Ranking
91

Ecology and Evolution

D-Index
35
Citations
4524
World Ranking
7400
National Ranking
140

Isabel Cristina Machado 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 Isabel Cristina Machado 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: 176 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

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

Isabel Cristina Machado 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 Isabel Cristina Machado 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: 38 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Overview

Isabel Cristina Machado is affiliated with the Federal University of Pernambuco in Brazil. Their research centers primarily on Agricultural and Biological Sciences, with a focus on subfields including Ecology, Evolution, Behavior and Systematics; Plant Science; Nature and Landscape Conservation; Molecular Biology; and Genetics.

The scientist's work covers a range of topics within plant and animal studies, with particular attention to plant parasitism and resistance, ecology and vegetation dynamics studies, plant diversity and evolution, insect and pesticide research, insect and arachnid ecology and behavior, and botanical research and applications.

Frequent coauthors who have collaborated extensively with Isabel Cristina Machado include Arthur Domingos-Melo, Paulo Milet-Pinheiro, Daniela Maria do Amaral Ferraz Navarro, Sinzinando Albuquerque-Lima, and Ugo Mendes Diniz.

Their publications appear recurrently in several academic venues, including Plant Species Biology, Plant Biology, Flora, Ecology, and Annals of Botany.

Recent papers that feature their contributions include:

  • Bats and hawkmoths form mixed modules with flowering plants in a nocturnal interaction network, 2020, Biotropica
  • A Semivolatile Floral Scent Marks the Shift to a Novel Pollination System in Bromeliads, 2020, Current Biology
  • Bat pollination in the Caatinga: A review of studies and peculiarities of the system in the new world's largest and most diverse seasonally dry tropical forest, 2023, Flora
  • Data standardization of plant-pollinator interactions, 2022, GigaScience
  • Sexual dimorphism in floral scents of the neotropical orchid Catasetum arietinum and its possible ecological and evolutionary significance, 2020, AoB Plants

Best Publications

  • Floral Traits and Pollination Systems in the Caatinga, a Brazilian Tropical Dry Forest

    Isabel Cristina Machado;Ariadna Valentina Lopes

  • Fruiting phenology and seed dispersal syndromes in caatinga, a tropical dry forest in the northeast of Brazil

    Luciana Maria Sobral Griz;Isabel Cristina S. Machado

  • Phenology of caatinga species at Serra Talhada, PE, Northeastern Brazil.

    Isabel C. S. Machado;Luiz M. Barros;Everardo V. S. B. Sampaio

  • História natural das abelhas coletoras de óleo

    Isabel Alves-dos-Santos;Isabel Cristina Machado;Maria Cristina Gaglianone

  • Pollination of four sympatric species of Angelonia (Scrophulariaceae) by oil-collecting bees in NE. Brazil

    Stefan Vogel;Isabel Cristina Machado

  • Global patterns of interaction specialization in bird–flower networks

    Thais B. Zanata;Thais B. Zanata;Bo Dalsgaard;Fernando C. Passos;Peter A. Cotton

  • SISTEMA DE POLINIZAÇÃO E REPRODUÇÃO DE BYRSONIMA SERICEA DC (MALPIGHIACEAE)

    Luciana Almeida Gomes Teixeira;Isabel Cristina Machado

  • Pollination of Campanula rapunculus L. (Campanulaceae): How much pollen flows into pollination and into reproduction of oligolectic pollinators?

    C. Schlindwein;D. Wittmann;C. Feitosa Martins;A. Hamm

  • Plant sexual systems and a review of the breeding system studies in the Caatinga, a Brazilian tropical dry forest.

    Isabel Cristina Machado;Ariadna Valentina Lopes;Marlies Sazima

  • Pollination networks of oil‐flowers: a tiny world within the smallest of all worlds

    Elisagngela L. S. Bezerra;Isabel C. Machado;Marco A. R. Mello

  • The diversity and evolution of pollination systems in large plant clades: apocynaceae as a case study

    Jeff Ollerton;Sigrid Liede-Schumann;Mary E. Endress;Ulrich Meve

  • Pollination and seed dispersal of Melocactus ernestii Vaupel subsp. ernestii (Cactaceae) by lizards: an example of double mutualism.

    V. G. N. Gomes;Z. G. M. Quirino;I. C. Machado

  • Floral biology and reproductive ecology of Clusia nemorosa ( Clusiaceae ) in northeastern Brazil

    Ariadna Valentina Lopes;Isabel Cristina Machado

  • Bat pollination of the terrestrial herbIrlbachia alata (Gentianaceae) in northeastern Brazil

    Isabel Cristina S. Machado;Ivan Sazima;Marlies Sazima

  • Biologia reprodutiva de duas espécies de Jatropha L. (Euphorbiaceae) em caatinga, Nordeste do Brasil

    Mary Janice Santos;Isabel Cristina Machado;Ariadna Valentina Lopes

  • Biologia floral e sistema de polinização de Solanum stramonifolium Jacq. (Solanaceae) em remanescente de Mata Atlântica, Pernambuco

    Elisangela Lúcia de S. Bezerra;Isabel Cristina Machado

  • Vertebrate mixed pollination system in Encholirium spectabile: A bromeliad pollinated by bats, opossum and hummingbirds in a tropical dry forest

    J.A. Queiroz;Z.G.M. Quirino;A.V. Lopes;I.C. Machado

  • Pollination of Angelonia cornigera Hook. (Scrophulariaceae) by Long‐Legged, Oil‐Collecting Bees in NE Brazil

    I. C. Machado;S. Vogel;A. V. Lopes

  • Fly pollination and pollinator sharing in two synchronopatric species: Cordia multispicata (Boraginaceae) and Borreria alata (Rubiaceae)

    Isabel Cristina Machado;Maria Iracema Loiola

  • Secretory trichomes, a substitutive floral nectar source in Lundia A. DC. (Bignoniaceae), a genus lacking a functional disc.

    Ariadna Valentina Lopes;Stefan Vogel;Isabel Cristina Machado

  • Biologia da polinizacao e sistema reprodutivo de Psychotria barbiflora DC. (Rubiaceae)

    Luciana Almeida Gomes Teixeira;Isabel Cristina Machado

  • Reproductive phenology of a northeast Brazilian mangrove community: Environmental and biotic constraints

    Tarcila de Lima Nadia;Leonor Patrícia Cerdeira Morellato;Isabel Cristina Machado

  • Functional Roles of Centridini Oil Bees and Malpighiaceae Oil Flowers in Biome-wide Pollination Networks

    Marco A. R. Mello;Elisângela L. S. Bezerra;Isabel C. Machado

  • Land use, fallow period and the recovery of a Caatinga forest

    Mellissa S. Sobrinho;Marcelo Tabarelli;Isabel C. Machado;Júlia C. Sfair

Frequent Co-Authors

Daniela Maria do Amaral Ferraz Navarro
Daniela Maria do Amaral Ferraz Navarro Federal University of Pernambuco
Marlies Sazima
Marlies Sazima State University of Campinas
Marcelo Tabarelli
Marcelo Tabarelli Federal University of Pernambuco
Stefan Dötterl
Stefan Dötterl University of Salzburg
Andrea A. Cocucci
Andrea A. Cocucci National University of Córdoba
Ivan Sazima
Ivan Sazima State University of Campinas
Manfred Ayasse
Manfred Ayasse University of Ulm
Paulo Eugênio Oliveira
Paulo Eugênio Oliveira Federal University of Uberlândia
Inara R. Leal
Inara R. Leal Federal University of Pernambuco
Oliver Reiser
Oliver Reiser University of Regensburg

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