World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
79
Citations
23879
World Ranking
1011
National Ranking
441

Plant Science and Agronomy

D-Index
76
Citations
21479
World Ranking
510
National Ranking
155

Terry A. Howell 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 Terry A. Howell 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: 319 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Terry A. Howell 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 Terry A. Howell 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: 76 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1999 - Fellow of the American Society of Agronomy (ASA)

Overview

Terry A. Howell was affiliated with the Agricultural Research Service in the United States. Their research focused primarily on agricultural and biological sciences, with nine publications in this main field. Key subfields included plant science, soil science, global and planetary change, epidemiology, and civil and structural engineering.

Their work addressed multiple topics relevant to agriculture and environmental management, including:

  • Irrigation Practices and Water Management
  • Plant Water Relations and Carbon Dynamics
  • Rice Cultivation and Yield Improvement
  • Greenhouse Technology and Climate Control
  • Plant nutrient uptake and metabolism
  • Soil and Unsaturated Flow
  • Water-Energy-Food Nexus Studies

Their publication record spanned various scientific journals and venues. Frequent publication venues included:

  • Value in Health
  • Transactions of the ASABE
  • Agricultural Water Management
  • Applied Engineering in Agriculture
  • 2022 Houston, Texas July 17-20, 2022

Among recent papers authored or coauthored by Terry A. Howell are:

  • Effects of irrigation level and timing on profile soil water use by grain sorghum (2020, Agricultural Water Management)
  • Are Crop Coefficients for SDI Different from Those for Sprinkler Irrigation Application? (2020, Transactions of the ASABE)
  • Comparison of Lysimeter-Derived Crop Coefficients for Legacy and Modern Drought-Tolerant Maize Hybrids in the Texas High Plains (2020, Transactions of the ASABE)
  • The Impact and Value of Accurate Evapotranspiration Networks in Texas High Plains Production Agriculture (2020, Applied Engineering in Agriculture)
  • The Bushland Maize for Grain Datasets: A Machine-readable Resource (2022, 2022 Houston, Texas July 17-20, 2022)

The frequent coauthors associated with their research were Gary W. Marek, Steven R. Evett, Paul D. Colaizzi, David Bräuer, and J. M. Bell.

Terry A. Howell was recognized as a Fellow of the American Society of Agronomy (ASA) in 1999.

Best Publications

  • The ASCE standardized reference evapotranspiration equation

    null null;Richard G. Allen;Ivan A. Walter;Ronald L. Elliott

  • ASCE's standardized reference evapotranspiration equation.

    I. A. Walter;R. G. Allen;R. Elliott;M. E. Jensen

  • Evapotranspiration information reporting: I. Factors governing measurement accuracy

    Richard G. Allen;Luis S. Pereira;Terry A. Howell;Marvin E. Jensen

  • Enhancing Water Use Efficiency in Irrigated Agriculture

    Terry A. Howell

  • Irrigation Performance Measures: Efficiency and Uniformity

    Charles M. Burt;Albert J. Clemmens;Theodor S. Strelkoff;Kenneth H. Solomon

  • A recommendation on standardized surface resistance for hourly calculation of reference ETo by the FAO56 Penman-Monteith method

    Richard G. Allen;William O. Pruitt;James L. Wright;Terry A. Howell

  • Validating the FAO AquaCrop Model for Irrigated and Water Deficient Field Maize

    Lee Kheng Heng;Theodore Hsiao;Steve Evett;Terry Howell

  • ET mapping for agricultural water management: present status and challenges

    Prasanna H. Gowda;Jose L. Chavez;Paul D. Colaizzi;Steven R. Evett

  • Management of Farm Irrigation Systems

    Glenn J. Hoffman;Terry A. Howell;Kenneth H. Solomon

  • Effect of mulch, irrigation, and soil type on water use and yield of maize

    J.A Tolk;T.A Howell;S.R Evett

  • Soil Profile Water Content Determination: Sensor Accuracy, Axial Response, Calibration, Temperature Dependence, and Precision

    Steven R. Evett;Judy A. Tolk;Terry A. Howell

  • The Bowen ratio-energy balance method for estimating latent heat flux of irrigated alfalfa evaluated in a semi-arid, advective environment

    Richard W Todd;Steven R Evett;Terry A Howell

  • Evapotranspiration, Yield, and Water Use Efficiency of Corn Hybrids Differing in Maturity

    Terry A. Howell;Judy A. Tolk;Arland D. Schneider;Steven R. Evett

  • Evaluation of crop water stress index for LEPA irrigated corn

    Attila Yazar;T. A. Howell;D. A. Dusek;K. S. Copeland

  • Evapotranspiration of Full-, Deficit-Irrigated, and Dryland Cotton on the Northern Texas High Plains

    T. A. Howell;S. R. Evett;J. A. Tolk;A. D. Schneider

  • A Generalized Relationship between Photosynthetically Active Radiation and Solar Radiation1

    D. W. Meek;J. L. Hatfield;T. A. Howell;S. B. Idso

  • Sensitivity Analyses and Sensitivity Coefficients of Standardized Daily ASCE-Penman-Monteith Equation

    Suat Irmak;José O. Payero;Derrel L. Martin;Ayse Irmak

  • Yield and Water Use Efficiency of Corn in Response to LEPA Irrigation

    T. A. Howell;A. Yazar;A. D. Schneider;D. A. Dusek

  • Evapotranspiration: Progress in Measurement and Modeling in Agriculture

    H. J. Farahani;T. A. Howell;W. J. Shuttleworth;W. C. Bausch

  • Two-source energy balance model estimates of evapotranspiration using component and composite surface temperatures☆

    Paul D. Colaizzi;William P. Kustas;Martha C. Anderson;Nurit Agam

  • History of Lysimeter Design and Use for Evapotranspiration Measurements

    Terry A. Howell;Arland D. Schneider;Marvin E. Jensen

  • SUBSURFACE AND SURFACE MICROIRRIGATION OF CORN —SOUTHERN HIGH PLAINS

    T. A. Howell;A. D. Schneider;S. R. Evett

Frequent Co-Authors

Steven R. Evett
Steven R. Evett Agricultural Research Service
Prasanna H. Gowda
Prasanna H. Gowda United States Department of Agriculture
Judy A. Tolk
Judy A. Tolk US Department of Agriculture
William P. Kustas
William P. Kustas Agricultural Research Service
Jean L. Steiner
Jean L. Steiner Agricultural Research Service
Martha C. Anderson
Martha C. Anderson Agricultural Research Service
John H. Prueger
John H. Prueger Agricultural Research Service
Christopher M. U. Neale
Christopher M. U. Neale University of Nebraska–Lincoln
Richard G. Allen
Richard G. Allen University of Idaho
Lawrence E. Hipps
Lawrence E. Hipps Utah State University

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