World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
67
Citations
25794
World Ranking
1924
National Ranking
800

Plant Science and Agronomy

D-Index
64
Citations
23399
World Ranking
957
National Ranking
258

Jeffrey M. Novak 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 Jeffrey M. Novak 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: 167 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Jeffrey M. Novak 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 Jeffrey M. Novak 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: 64 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Overview

Jeffrey M. Novak is a researcher affiliated with the United States Department of Agriculture in the United States. Their work focuses primarily on Environmental Science and Agricultural and Biological Sciences. Within these broad fields, they have contributed notably to subfields such as Soil Science, Biomaterials, Industrial and Manufacturing Engineering, Environmental Chemistry, and Pollution.

Their research addresses various main topics including Soil Carbon and Nitrogen Dynamics, Clay minerals and soil interactions, Soil and Water Nutrient Dynamics, Phosphorus and nutrient management, Constructed Wetlands for Wastewater Treatment, Microplastics and Plastic Pollution, and Soil and Unsaturated Flow.

Novak has published extensively in various journals, with frequent appearances in the following venues:

  • Biochar
  • Agronomy
  • Agronomy Journal
  • Agrosystems Geosciences & Environment
  • Sustainability

Frequent co-authors collaborating with Novak include:

  • D. W. Watts
  • Mark G. Johnson
  • Gilbert C. Sigua
  • Thomas F. Ducey
  • James A. Ippolito

Some recent papers featuring Novak's work are:

  • "Feedstock choice, pyrolysis temperature and type influence biochar characteristics: a comprehensive meta-data analysis review" (2020), published in Biochar
  • "Towards predicting biochar impacts on plant-available soil nitrogen content" (2022), published in Biochar
  • "Phytostabilization of acidic mine tailings with biochar, biosolids, lime, and locally-sourced microbial inoculum: Do amendment mixtures influence plant growth, tailing chemistry, and microbial composition?" (2021), published in Applied Soil Ecology
  • "Physiochemical Characterization of Biochars from Six Feedstocks and Their Effects on the Sorption of Atrazine in an Organic Soil" (2021), published in Agronomy
  • "Loamy sand soil approaches organic carbon saturation after 37 years of conservation tillage" (2020), published in Agronomy Journal

Best Publications

  • FIELD-SCALE VARIABILITY OF SOIL PROPERTIES IN CENTRAL IOWA SOILS

    C. A. Cambardella;T. B. Moorman;T. B. Parkin;D. L. Karlen

  • Impact of Biochar Amendment on Fertility of a Southeastern Coastal Plain Soil

    Jeffrey M. Novak;Warren J. Busscher;David L. Laird;Mohamed Ahmedna

  • Impact of pyrolysis temperature and manure source on physicochemical characteristics of biochar.

    Keri B. Cantrell;Patrick G. Hunt;Minori Uchimiya;Jeffrey M. Novak

  • CHARACTERIZATION OF DESIGNER BIOCHAR PRODUCED AT DIFFERENT TEMPERATURES AND THEIR EFFECTS ON A LOAMY SAND

    Jeffrey M. Novak;Isabel Lima;Julia W. Gaskin;Christoph Steiner

  • Biochar: a synthesis of its agronomic impact beyond carbon sequestration.

    Kurt A. Spokas;Keri B. Cantrell;Jeffrey M. Novak;David W. Archer

  • Feedstock choice, pyrolysis temperature and type influence biochar characteristics: a comprehensive meta-data analysis review

    James A. Ippolito;Liqiang Cui;Claudia Kammann;Nicole Wrage-Mönnig

  • An ultraviolet absorbance method of estimating the percent aromatic carbon content of humic acids.

    Samuel J. Traina;Jeff Novak;Neil E. Smeck

  • Qualitative analysis of volatile organic compounds on biochar.

    Kurt A. Spokas;Jeffrey M. Novak;Catherine E. Stewart;Keri B. Cantrell

  • Biochar, soil and land-use interactions that reduce nitrate leaching and N2O emissions: A meta-analysis.

    Nils Borchard;Michael Schirrmann;Maria Luz Cayuela;Claudia Kammann

  • Short-term CO2 mineralization after additions of biochar and switchgrass to a Typic Kandiudult ☆

    J.M. Novak;W.J. Busscher;D.W. Watts;D.A. Laird

  • Characteristics and nutrient values of biochars produced from giant reed at different temperatures.

    Hao Zheng;Zhenyu Wang;Xia Deng;Jian Zhao

  • Biochars impact on soil moisture storage in an Ultisol and two Aridisols

    Jeffrey M. Novak;Warren J. Busscher;Donald W. Watts;James E. Amonette

  • Influence of Pecan Biochar on Physical Properties of a Norfolk Loamy Sand

    Warren J. Busscher;Jeff M. Novak;Dean E. Evans;Don W. Watts

  • Sorption of bisphenol A, 17α-ethinyl estradiol and phenanthrene on thermally and hydrothermally produced biochars

    Ke Sun;Kyoung Ro;Mingxin Guo;Jeff Novak

  • Biochar’s role as an alternative N-fertilizer: ammonia capture

    Kurt A. Spokas;Jeff M. Novak;Rodney T. Venterea

  • Physical Disintegration of Biochar: An Overlooked Process

    K. A. Spokas;K. A. Spokas;J. M. Novak;C. A. Masiello;M. G. Johnson

  • Soil Organic Matter Characteristics as Affected by Tillage Management

    G. Ding;J. M. Novak;D. Amarasiriwardena;P. G. Hunt

  • Predicting the impact of biochar additions on soil hydraulic properties

    T.J. Lim;K.A. Spokas;K.A. Spokas;G. Feyereisen;J.M. Novak

  • Effect of cover crop management on soil organic matter

    Guangwei Ding;Xiaobing Liu;Stephen Herbert;Jeffrey Novak

  • Addition of activated switchgrass biochar to an aridic subsoil increases microbial nitrogen cycling gene abundances

    Thomas F. Ducey;James A. Ippolito;Keri B. Cantrell;Jeffrey M. Novak

  • Biochar as a tool to reduce the agricultural greenhouse-gas burden – knowns, unknowns and future research needs

    Claudia Kammann;Jim Ippolito;Nikolas Hagemann;Nils Borchard

Frequent Co-Authors

Kurt A. Spokas
Kurt A. Spokas United States Department of Agriculture
James A. Ippolito
James A. Ippolito The Ohio State University
Mark H. Johnson
Mark H. Johnson University of Cambridge
Patrick G. Hunt
Patrick G. Hunt Agricultural Research Service
Warren J. Busscher
Warren J. Busscher Agricultural Research Service
Douglas L. Karlen
Douglas L. Karlen Iowa State University
Claudia Kammann
Claudia Kammann Hochschule Geisenheim University
Jane M. F. Johnson
Jane M. F. Johnson US Department of Agriculture
Ariel A. Szogi
Ariel A. Szogi Agricultural Research Service
Baoshan Xing
Baoshan Xing University of Massachusetts Amherst

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