World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
40
Citations
22711
World Ranking
7884
National Ranking
2797

Plant Science and Agronomy

D-Index
40
Citations
22823
World Ranking
3798
National Ranking
949

Ray R. Weil 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 Ray R. Weil 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: 106 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Ray R. Weil 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 Ray R. Weil 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: 40 D-Index — 42nd percentile

42% of scientists in this discipline score the same or lower.

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

Overview

Ray R. Weil is affiliated with the University of Maryland, College Park in the United States. Their research primarily focuses on Agricultural and Biological Sciences and Environmental Science, contributing extensively to multiple subfields within these areas.

Their work covers a range of specific subfields including Soil Science, Environmental Chemistry, Agronomy and Crop Science, Plant Science, and Pollution. Weil's main research themes include Soil Carbon and Nitrogen Dynamics, Soil and Water Nutrient Dynamics, Agronomic Practices and Intercropping Systems, Crop Yield and Soil Fertility, Plant nutrient uptake and metabolism, Heavy metals in environment, and Agricultural Innovations and Practices.

Frequent publication venues for Weil's research include Agriculture Ecosystems & Environment, Journal of Environmental Quality, Agronomy Journal, Journal of Development Economics, and Soil Science Society of America Journal.

Key recent papers authored or co-authored by Weil include:

  • The joint effects of information and financing constraints on technology adoption: Evidence from a field experiment in rural Tanzania, 2021, Journal of Development Economics
  • Assessing and understanding non-responsiveness of maize and soybean to fertilizer applications in African smallholder farms, 2020, Agriculture Ecosystems & Environment
  • Scavenging and recycling deep soil nitrogen using cover crops on mid-Atlantic, USA farms, 2020, Agriculture Ecosystems & Environment
  • Can permanganate oxidizable carbon predict soil function responses to soil organic matter management?, 2021, Soil Science Society of America Journal
  • Sulfur fertility management to enhance methionine and cysteine in soybeans, 2021, Journal of the Science of Food and Agriculture

Weil has collaborated frequently with co-authors such as Nathan Sedghi, Cheryl Palm, Sarah M. Hirsh, Haonan Chen, and Lizhen Zhu.

Best Publications

  • The nature and properties of soils

    Nyle C Brady;Ray R Weil

  • Estimating active carbon for soil quality assessment: A simplified method for laboratory and field use

    Ray R. Weil;Kandikar R. Islam;Melissa A. Stine;Joel B. Gruver

  • Land use effects on soil quality in a tropical forest ecosystem of Bangladesh

    K.R Islam;R.R Weil

  • Elements of the Nature and Properties of Soils

    Nyle C. Brady;Ray R. Weil

  • Soil Organic Matter in Sustainable Agriculture

    Fred Magdoff;Ray R. Weil

  • Microwave irradiation of soil for routine measurement of microbial biomass carbon

    K. R. Islam;R. R. Weil

  • The State of Soil Degradation in Sub-Saharan Africa: Baselines, Trajectories, and Solutions

    Katherine L. Tully;Clare Sullivan;Ray Weil;Pedro A. Sanchez

  • Significance of soil organic matter to soil quality and health.

    Ray R. Weil;Fred Magdoff

  • Crop Cover Root Channels May Alleviate Soil Compaction Effects on Soybean Crop

    Stacey M. Williams;Ray R. Weil

  • Penetration of cover crop roots through compacted soils

    Guihua Chen;Ray R. Weil

  • Soil quality indicator properties in mid-Atlantic soils as influenced by conservation management.

    K. R. Islam;R. R. Weil

  • Root growth and yield of maize as affected by soil compaction and cover crops

    Guihua Chen;Guihua Chen;Ray R. Weil

  • The Nature and Properties of Soils, 13th Edition

    Nyle C. Brady;Ray R Weil

  • Effects of compaction and cover crops on soil least limiting water range and air permeability

    Guihua Chen;Ray R. Weil;Robert L. Hill

  • Brassica cover crops for nitrogen retention in the Mid-Atlantic coastal plain.

    Jill E. Dean;Ray R. Weil

  • Nitrate contamination of groundwater under irrigated Coastal Plain soils.

    R. R. Weil;R. A. Weismiller;R. S. Turner

  • Physical Condition of a Davidson Clay Loam after Five Years of Heavy Poultry Manure Applications

    R. R. Weil;W. Kroontje

  • Can a Labile Carbon Test be Used to Predict Crop Responses to Improve Soil Organic Matter Management

    S. T. Lucas;S. T. Lucas;R. R. Weil

  • Thinking across and beyond disciplines to make cover crops pay

    Ray Weil;Amy Kremen

  • Dairy Manure Effects on Soil Quality Properties and Carbon Sequestration in Alfalfa–Orchardgrass Systems

    D. H. Min;K. R. Islam;L. R. Vough;R. R. Weil

  • SOIL ORGANIC MATTER

    Fred Magdoff;Ray R. Weil

  • Forage Radish Cover Crop Suppresses Winter Annual Weeds in Fall and Before Corn Planting

    Yvonne E. Lawley;Ray R. Weil;John R. Teasdale

  • Soil organic matter management strategies.

    F. Magdoff;R. R. Weil;R. W. Ray

  • Forage radish and cereal rye cover crop effects on mycorrhizal fungus colonization of maize roots

    Charles M. White;Ray R. Weil

Frequent Co-Authors

Michel A. Cavigelli
Michel A. Cavigelli Agricultural Research Service
Steven B. Mirsky
Steven B. Mirsky Agricultural Research Service
John R. Teasdale
John R. Teasdale United States Department of Agriculture
Cheryl A. Palm
Cheryl A. Palm University of Florida
Ronald F. Turco
Ronald F. Turco Purdue University West Lafayette
Pedro A. Sanchez
Pedro A. Sanchez University of Florida
Brian J. Wienhold
Brian J. Wienhold US Department of Agriculture
Jude E. Maul
Jude E. Maul Agricultural Research Service
Rhae A. Drijber
Rhae A. Drijber University of Nebraska–Lincoln
Bernard Vanlauwe
Bernard Vanlauwe International Institute of Tropical Agriculture

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