World's Best Scientists 2026 revealed!
VIEW LIST
Marney E. Isaac

Marney E. Isaac

University of Toronto
Canada

D-Index & Metrics

Ecology and Evolution

D-Index
38
Citations
4388
World Ranking
6727
National Ranking
420

Marney E. Isaac publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Marney E. Isaac sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 94 publications — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Marney E. Isaac D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Marney E. Isaac sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 38 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Marney E. Isaac is affiliated with the University of Toronto in Canada. Their research predominantly spans the fields of Agricultural and Biological Sciences and Environmental Science, with focused contributions in subfields such as Plant Science, Nature and Landscape Conservation, Soil Science, Horticulture, and Forestry.

Their main research topics include:

  • Cocoa and Sweet Potato Agronomy
  • Ecology and Vegetation Dynamics Studies
  • Soil Carbon and Nitrogen Dynamics
  • Agroforestry and silvopastoral systems
  • Agronomic Practices and Intercropping Systems
  • Legume Nitrogen Fixing Symbiosis
  • Plant nutrient uptake and metabolism

Prominent recent papers authored or co-authored by Isaac cover a range of ecological and agricultural subjects:

  • Global root traits (GRooT) database, 2020, Global Ecology and Biogeography
  • Invasion drives plant diversity loss through competition and ecosystem modification, 2021, Journal of Ecology
  • Joint environmental and social benefits from diversified agriculture, 2024, Science
  • Invasive dominance and resident diversity: unpacking the impact of plant invasion on biodiversity and ecosystem function, 2020, Ecological Monographs
  • Nitrogen dynamics in agroforestry systems. A review, 2022, Agronomy for Sustainable Development

Isaac frequently publishes in several specialized venues which reflect their research interests:

  • Agronomy for Sustainable Development
  • Frontiers in Sustainable Food Systems
  • Agriculture Ecosystems & Environment
  • New Phytologist
  • Ecological Solutions and Evidence

Collaboration is a notable feature of Isaac's work, with recurring co-authors including:

  • Adam R. Martin
  • Marc W. Cadotte
  • Andrés G. Rolhauser
  • Jennifer E. Schmidt
  • Marie Sauvadet

Best Publications

  • TRY plant trait database : Enhanced coverage and open access

    Jens Kattge;Gerhard Bönisch;Sandra Díaz;Sandra Lavorel

  • Transfer of Knowledge on Agroforestry Management Practices: the Structure of Farmer Advice Networks

    Marney E. Isaac;Bonnie H. Erickson;S. James Quashie-Sam;Vic R. Timmer

  • Global root traits (GRooT) database

    Nathaly R. Guerrero-Ramírez;Liesje Mommer;Grégoire T. Freschet;Colleen M. Iversen

  • Shade tree effects in an 8-year-old cocoa agroforestry system: biomass and nutrient diagnosis of Theobroma cacao by vector analysis

    M. E. Isaac;V. R. Timmer;S. J. Quashie-Sam

  • Exploring farmers' local knowledge and perceptions of soil fertility and management in the Ashanti Region of Ghana

    E.K. Dawoe;J. Quashie-Sam;M.E. Isaac;S.K. Oppong

  • REVIEW: Plant functional traits in agroecosystems: a blueprint for research

    Adam R. Martin;Marney E. Isaac

  • Nutrient acquisition strategies in agroforestry systems

    Marney E. Isaac;Kira A. Borden;Kira A. Borden

  • Assessing local knowledge use in agroforestry management with cognitive maps.

    Marney E. Isaac;Evans Dawoe;Krystyna Sieciechowicz

  • Litterfall and litter nutrient dynamics under cocoa ecosystems in lowland humid Ghana.

    Evans K. Dawoe;Marney E. Isaac;James Quashie-Sam

  • Temporal changes in soil carbon and nitrogen in west African multistrata agroforestry systems: a chronosequence of pools and fluxes

    M.E. Isaac;A.M. Gordon;N. Thevathasan;S.K. Oppong

  • Intraspecific trait variation across multiple scales: the leaf economics spectrum in coffee

    Adam R. Martin;Bruno Rapidel;Olivier Roupsard;Karel Van den Meersche

  • N2-fixing trees and the transfer of fixed-N for sustainable agroforestry: a review

    Jake W. Munroe;Marney E. Isaac

  • Joint environmental and social benefits from diversified agriculture

    Unknown

  • Invasion drives plant diversity loss through competition and ecosystem modification

    Marta Carboni;Marta Carboni;Stuart W. Livingstone;Marney E. Isaac;Marc W. Cadotte

  • Intraspecific Trait Variation and Coordination: Root and Leaf Economics Spectra in Coffee across Environmental Gradients.

    Marney E. Isaac;Adam R. Martin;Elias de Melo Virginio Filho;Bruno Rapidel

  • Early growth and nutritional response to resource competition in cocoa-shade intercropped systems

    M. E. Isaac;F. Ulzen-Appiah;V. R. Timmer;S. J. Quashie-Sam

  • Regional and global shifts in crop diversity through the Anthropocene

    Adam R. Martin;Marc W. Cadotte;Marney E. Isaac;Rubén Milla

  • Invasive dominance and resident diversity: unpacking the impact of plant invasion on biodiversity and ecosystem function

    Stuart W. Livingstone;Marney E. Isaac;Marc W. Cadotte

  • Estimating coarse root biomass with ground penetrating radar in a tree-based intercropping system

    Kira A. Borden;Marney E. Isaac;Naresh V. Thevathasan;Andrew M. Gordon

  • Agroforestry promotes soybean yield stability and N2-fixation under water stress

    Joshua Nasielski;Jessie R. Furze;Jun Tan;Adnane Bargaz;Adnane Bargaz

  • Variation in fine root traits reveals nutrient-specific acquisition strategies in agroforestry systems

    Kira A. Borden;Sean C. Thomas;Marney E. Isaac

  • Functional traits in agroecology: Advancing description and prediction in agroecosystems

    Adam R. Martin;Marney E. Isaac

  • Intraspecific leaf economic trait variation partially explains coffee performance across agroforestry management regimes

    Stephanie Gagliardi;Adam R. Martin;Elias de Melo Virginio Filho;Bruno Rapidel

Frequent Co-Authors

Naresh V. Thevathasan
Naresh V. Thevathasan University of Guelph
Andrew M. Gordon
Andrew M. Gordon University of Guelph
Catherine Roumet
Catherine Roumet University of Montpellier
Olivier Roupsard
Olivier Roupsard Centre de Coopération Internationale en Recherche Agronomique pour le Développement
Marc W. Cadotte
Marc W. Cadotte University of Toronto
Peter B. Reich
Peter B. Reich University of Minnesota
Lee A. Vierling
Lee A. Vierling University of Idaho
Erwin Dreyer
Erwin Dreyer INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Iván Prieto
Iván Prieto University of Leon
Rubén Milla
Rubén Milla King Juan Carlos University

External Links

Personal website of Marney E. Isaac

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:

Related Online Degrees & Career Pathways

Students interested in Ecology and Evolution often explore diverse online degree programs that can open doors to specialized and flexible career pathways. Earning a degree online can provide the academic foundation needed for environmental research, science education, or further study in related fields.

For those looking to switch fields, bridge or accelerated programs are increasingly popular. For example, professionals with a background in communication sciences can transition to speech-language pathology through an slp bridge program online. Similarly, students from non-nursing backgrounds can rapidly enter healthcare by enrolling in online bsn programs for non nurses.

These pathways also influence long-term career options and potential earnings. For instance, advancing to a nurse practitioner role in mental health can be lucrative—learn more about dnp psychiatric nurse practitioner salary. Those interested in moving quickly can research how to become a nurse practitioner in the shortest time.

Exploring interdisciplinary online degrees and bridge programs can help you custom-tailor your career in the environmental sciences or beyond, making advanced education more accessible than ever.

Best Scientists Citing Marney E. Isaac

Jens Kattge

Jens Kattge

Max Planck Society

Publications: 21

Ülo Niinemets

Ülo Niinemets

Estonian University of Life Sciences

Publications: 21

Grégoire T. Freschet

Grégoire T. Freschet

Centre national de la recherche scientifique, CNRS

Publications: 14

Jane A. Catford

Jane A. Catford

King's College London

Publications: 14

Mark van Kleunen

Mark van Kleunen

University of Konstanz

Publications: 13

Bruno Enrico Leone Cerabolini

Bruno Enrico Leone Cerabolini

University of Insubria

Publications: 12

Helge Bruelheide

Helge Bruelheide

Martin Luther University Halle-Wittenberg

Publications: 12

Ian J. Wright

Ian J. Wright

Western Sydney University

Publications: 12

Jürgen Dengler

Jürgen Dengler

Zurich University of Applied Sciences

Publications: 11

Valério D. Pillar

Valério D. Pillar

Federal University of Rio Grande do Sul

Publications: 11

Ute Jandt

Ute Jandt

Martin Luther University Halle-Wittenberg

Publications: 10

Holger Kreft

Holger Kreft

University of Göttingen

Publications: 10

Cyrille Violle

Cyrille Violle

Centre national de la recherche scientifique, CNRS

Publications: 10

Tianhua He

Tianhua He

Curtin University

Publications: 10

Iain Colin Prentice

Iain Colin Prentice

Imperial College London

Publications: 9

Jean-Paul Laclau

Jean-Paul Laclau

Centre de Coopération Internationale en Recherche Agronomique pour le Développement

Publications: 9

Trending Scientists

J.T. Huber

J.T. Huber

Natural Resources Canada

Joshua M. Akey

Joshua M. Akey

Princeton University

Lawrence E. Steckel

Lawrence E. Steckel

University of Tennessee at Knoxville

Ming Yu

Ming Yu

Chinese University of Hong Kong

Monique Sénéchal

Monique Sénéchal

Carleton University

C. Raymond Knee

C. Raymond Knee

University of Houston

Gerd Kvale

Gerd Kvale

University of Bergen

Konrad P. Kording

Konrad P. Kording

University of Pennsylvania

Leslie M. Kay

Leslie M. Kay

University of Chicago

Jan Mulder

Jan Mulder

Norwegian University of Life Sciences

Yves Engelborghs

Yves Engelborghs

KU Leuven

Jan Albert

Jan Albert

Karolinska Institute

Jingshan Li

Jingshan Li

University of Wisconsin–Madison

Marcos Faundez-Zanuy

Marcos Faundez-Zanuy

Pompeu Fabra University

Srinivas Gutta

Srinivas Gutta

Philips (Netherlands)

Greg Kuperberg

Greg Kuperberg

University of California, Davis

Related Ecology and Evolution Rankings & Guides

2026 Best Online Master’s in Reading and Literacy Programs

2026 Best Online Master’s in Reading and Literacy Programs
2026 ESL Teacher Requirements & ESOL Certification in Hawaii

2026 ESL Teacher Requirements & ESOL Certification in Hawaii
2026 Most Affordable Online Ed.D Programs

2026 Most Affordable Online Ed.D Programs
2026 Online Special Education Master's Degree Program Costs: Tuition & Fees

2026 Online Special Education Master's Degree Program Costs: Tuition & Fees
2026 How to Become a Special Education Teacher in Las Vegas, NV: Education Requirements & Certification

2026 How to Become a Special Education Teacher in Las Vegas, NV: Education Requirements & Certification
2026 Best Online Education Specialist (Ed.S.) Degrees

2026 Best Online Education Specialist (Ed.S.) Degrees
2026 How to Become a Preschool Teacher in Missouri: Requirements & Certification

2026 How to Become a Preschool Teacher in Missouri: Requirements & Certification
2026 How to Become a Preschool Teacher in Alabama: Requirements & Certification

2026 How to Become a Preschool Teacher in Alabama: Requirements & Certification
2026 How to Become a Middle School Math Teacher in New Jersey: Requirements & Certification

2026 How to Become a Middle School Math Teacher in New Jersey: Requirements & Certification
2026 Fastest Online Master’s in Special Education Programs

2026 Fastest Online Master’s in Special Education Programs
2026 Fastest Online Curriculum & Instruction Degree Programs You Can Finish in Under 2 Years

2026 Fastest Online Curriculum & Instruction Degree Programs You Can Finish in Under 2 Years
2026 How to Become a Kindergarten Teacher in New Jersey

2026 How to Become a Kindergarten Teacher in New Jersey
2026 How to Become a Teacher in Ohio – What Degree Do You Need to Be a Teacher?

2026 How to Become a Teacher in Ohio – What Degree Do You Need to Be a Teacher?
2026 Most Affordable Online Master's in Instructional Design Programs

2026 Most Affordable Online Master's in Instructional Design Programs
2026 Cheapest Online Special Education Master's Degrees That Pay Well: Tuition, Duration, and Earnings

2026 Cheapest Online Special Education Master's Degrees That Pay Well: Tuition, Duration, and Earnings
2026 How to Become a Substitute Teacher in Alabama

2026 How to Become a Substitute Teacher in Alabama
2026 Cheapest Way to Get a Teaching Credential in Indiana: Requirements & Certification

2026 Cheapest Way to Get a Teaching Credential in Indiana: Requirements & Certification
2026 Do Online Education Programs Offer Weekly Start Dates? Enrollment Calendar & Start Options

2026 Do Online Education Programs Offer Weekly Start Dates? Enrollment Calendar & Start Options
2026 Best Online Master's in Library Science with No GRE Requirement

2026 Best Online Master's in Library Science with No GRE Requirement
2026 How to Become a Substitute Teacher in Washington

2026 How to Become a Substitute Teacher in Washington
2026 Most Affordable Online ESL Degree Programs

2026 Most Affordable Online ESL Degree Programs

Recently Published Articles

2026 How to Become a Nurse Midwife in Iowa – Midwife Schooling Requirements

2026 How to Become a Nurse Midwife in Iowa – Midwife Schooling Requirements
2026 Online History Bachelor's Degree Programs That Accept Transfer Credits

2026 Online History Bachelor's Degree Programs That Accept Transfer Credits
2026 No-Exam Online Information Technology Master's Degrees: Schools, Costs & Outcomes

2026 No-Exam Online Information Technology Master's Degrees: Schools, Costs & Outcomes
2026 Online Criminal Justice Bachelor's Degree Programs With Weekly Start Dates

2026 Online Criminal Justice Bachelor's Degree Programs With Weekly Start Dates
2026 How to Become an ESL Teacher: Salary & Career Paths

2026 How to Become an ESL Teacher: Salary & Career Paths
2026 Shortest Online Public Health Degree Master's Programs That Pay Well: Cost, Time to Completion, and Salary Outlook

2026 Shortest Online Public Health Degree Master's Programs That Pay Well: Cost, Time to Completion, and Salary Outlook
2026 How to Become a Homicide Detective

2026 How to Become a Homicide Detective
2026 Cheapest and Shortest Online Public Health Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Public Health Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 Do Online Medical Assisting Programs Offer Weekly Start Dates? Enrollment Calendar & Start Options

2026 Do Online Medical Assisting Programs Offer Weekly Start Dates? Enrollment Calendar & Start Options
2026 Best Online Master’s in Curriculum and Instruction Programs

2026 Best Online Master’s in Curriculum and Instruction Programs
2026 Are There Any One-Year Online Photography Degree Programs Worth Considering?

2026 Are There Any One-Year Online Photography Degree Programs Worth Considering?
2026 Cheapest Online Behavioral Health Science Bachelor's Degrees That Pay Well: Tuition, Duration, and Earnings

2026 Cheapest Online Behavioral Health Science Bachelor's Degrees That Pay Well: Tuition, Duration, and Earnings
2026 How to Become a Licensed Pharmacist in Michigan

2026 How to Become a Licensed Pharmacist in Michigan
2026 Best Accelerated Healthcare Administration Degree Programs Online

2026 Best Accelerated Healthcare Administration Degree Programs Online
2026 Best Accelerated LPN/LVN to BSN Online Bridge Programs

2026 Best Accelerated LPN/LVN to BSN Online Bridge Programs
2026 AI Master's Degrees for Students With Non-Computer Science Backgrounds

2026 AI Master's Degrees for Students With Non-Computer Science Backgrounds
2026 Cheapest Way to Get a Teaching Credential in Phoenix, AZ: Degree Requirements & Certification

2026 Cheapest Way to Get a Teaching Credential in Phoenix, AZ: Degree Requirements & Certification
August 2026 Best 1-Year Nurse Practitioner Online Programs

August 2026 Best 1-Year Nurse Practitioner Online Programs
2026 How to Get a PPS Credential in California: Requirements for School Counselors

2026 How to Get a PPS Credential in California: Requirements for School Counselors
2026 Best Online Associate in Sonography Programs

2026 Best Online Associate in Sonography Programs
2026 Best Accredited Online Fashion Design Bachelor's Degree Programs

2026 Best Accredited Online Fashion Design Bachelor's Degree Programs