World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
55
Citations
9245
World Ranking
3906
National Ranking
1489

Plant Science and Agronomy

D-Index
53
Citations
8739
World Ranking
1833
National Ranking
479

Matthew J. Helmers 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 Matthew J. Helmers 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: 279 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Matthew J. Helmers 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 Matthew J. Helmers 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: 53 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

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

Overview

Matthew J. Helmers is affiliated with Iowa State University in the United States. Their research primarily focuses on environmental science and agricultural and biological sciences, with specific expertise in subfields such as soil science, environmental chemistry, water science and technology, agronomy and crop science, and plant science.

The scientist's work covers several main topics, including:

  • Soil and water nutrient dynamics
  • Soil carbon and nitrogen dynamics
  • Hydrology and watershed management studies
  • Crop yield and soil fertility
  • Soil erosion and sediment transport
  • Wastewater treatment and nitrogen removal
  • Constructed wetlands for wastewater treatment

Key recent publications by Matthew J. Helmers include:

  • Predicting crop yields and soil-plant nitrogen dynamics in the US Corn Belt, 2020, Crop Science
  • Increased extreme precipitation challenges nitrogen load management to the Gulf of Mexico, 2020, Communications Earth & Environment
  • Effectiveness of Denitrifying Bioreactors on Water Pollutant Reduction from Agricultural Areas, 2021, Transactions of the ASABE
  • Impact of controlled drainage on subsurface drain flow and nitrate load: A synthesis of studies across the U.S. Midwest and Southeast, 2021, Agricultural Water Management
  • Rotating maize reduces the risk and rate of nitrate leaching, 2021, Environmental Research Letters

Frequent co-authors collaborating with Helmers include:

  • Carl Pederson
  • William G. Crumpton
  • Sotirios V. Archontoulis
  • E. J. Kladivko
  • Emily Waring

Matthew J. Helmers has published extensively in several venues, with multiple papers appearing in:

  • Journal of Environmental Quality
  • Journal of the ASABE
  • Journal of Soil and Water Conservation
  • Transactions of the ASABE
  • Agricultural Water Management

This body of work reflects a strong engagement with environmental and agricultural issues, particularly those related to soil and water management within the context of crop production and watershed sustainability.

Best Publications

  • Targeting perennial vegetation in agricultural landscapes for enhancing ecosystem services

    Heidi Asbjornsen;V. Hernandez-Santana;Matthew Z. Liebman;J. Bayala

  • Prairie strips improve biodiversity and the delivery of multiple ecosystem services from corn–soybean croplands

    Lisa A. Schulte;Jarad Niemi;Matthew J. Helmers;Matt Liebman

  • Assessment of concentrated flow through riparian buffers

    Michael G. Dosskey;Matthew J. Helmers;Dean E. Eisenhauer;Thomas G. Franti

  • Effects of subsurface drainage tiles on streamflow in Iowa agricultural watersheds: Exploratory hydrograph analysis

    Keith E. Schilling;Matthew Helmers

  • Seasonal patterns in depth of water uptake under contrasting annual and perennial systems in the Corn Belt Region of the Midwestern U.S.

    H. Asbjornsen;G. Shepherd;M. Helmers;G. Mora

  • Maximum soil organic carbon storage in Midwest U.S. cropping systems when crops are optimally nitrogen-fertilized.

    Hanna J. Poffenbarger;Daniel W. Barker;Matthew J. Helmers;Fernando E. Miguez

  • Calibration and validation of DRAINMOD to design subsurface drainage systems for Iowa's tile landscapes

    Ranvir Singh;Matthew J Helmers;Zhiming Qi

  • Variation in water uptake dynamics among contrasting agricultural and native plant communities in the Midwestern U.S.

    Heidi Asbjornsen;German Mora;Matthew J. Helmers

  • Performance Evaluation of Four Field-Scale Agricultural Drainage Denitrification Bioreactors in Iowa

    Laura E. Christianson;Alok Bhandari;Matthew J. Helmers;Keegan J. Kult

  • A Practice-oriented Review of Woodchip Bioreactors for Subsurface Agricultural Drainage

    Laura E. Christianson;Alok Bhandari;Matthew J. Helmers

  • Sustainable intensification of agricultural drainage

    Michael J. Castellano;Michael J. Castellano;Sotirios V. Archontoulis;Matthew J. Helmers;Hanna J. Poffenbarger

  • Drought Impact on Crop Production and the Soil Environment: 2012 Experiences from Iowa

    Mahdi Al-Kaisi;Roger Elmore;Jose Guzman;Mark Hanna

  • Rye cover crop effects on maize: A system-level analysis

    Rafael A. Martinez-Feria;Ranae Dietzel;Matt Liebman;Matthew J. Helmers

  • Nitrogen Application Rate Effect on Nitrate-Nitrogen Concentration and Loss in Subsurface Drainage for a Corn-Soybean Rotation

    Peter A. Lawlor;Matthew J. Helmers;James L. Baker;Stewart W. Melvin

  • Predicting crop yields and soil-plant nitrogen dynamics in the US Corn Belt

    Sotirios V. Archontoulis;Michael J. Castellano;Mark A. Licht;Virginia Nichols

  • Sediment removal by prairie filter strips in row-cropped ephemeral watersheds.

    Matthew J. Helmers;Xiaobo Zhou;Heidi Asbjornsen;Randy Kolka

  • Review of Pesticide Retention Processes Occurring in Buffer Strips Receiving Agricultural Runoff1

    Kapil Arora;Steven K. Mickelson;Matthew J. Helmers;James L. Baker

  • Soil water dynamics under winter rye cover crop in central Iowa.

    Zhiming Qi;Matthew J. Helmers

  • Nutrient removal by prairie filter strips in agricultural landscapes

    Xiaobo Zhou;Matthew J. Helmers;Heidi Asbjornsen;Randall K. Kolka

  • Financial comparison of seven nitrate reduction strategies for Midwestern agricultural drainage

    Laura Elizabeth Christianson;Laura Elizabeth Christianson;John Tyndall;Matthew Helmers

  • Rating curve estimation of nutrient loads in Iowa rivers

    Greg A. Stenback;William G. Crumpton;Keith E. Schilling;Matthew J. Helmers

  • Water table, drainage, and yield response to drainage water management in southeast Iowa

    M. Helmers;R. Christianson;G. Brenneman;D. Lockett

Frequent Co-Authors

Matt Liebman
Matt Liebman Iowa State University
Antonio P. Mallarino
Antonio P. Mallarino Iowa State University
Heidi Asbjornsen
Heidi Asbjornsen University of New Hampshire
John E. Sawyer
John E. Sawyer Iowa State University
Thomas M. Isenhart
Thomas M. Isenhart Iowa State University
Mark D. Tomer
Mark D. Tomer US Department of Agriculture
Lisa A. Schulte
Lisa A. Schulte Iowa State University
Sotirios V. Archontoulis
Sotirios V. Archontoulis Iowa State University
Richard M. Cruse
Richard M. Cruse Iowa State University
Louis A. Schipper
Louis A. Schipper University of Waikato

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