World's Best Scientists 2026 revealed!
Aaron J. Cowieson

Aaron J. Cowieson

D-Index & Metrics

Animal Science and Veterinary

D-Index
53
Citations
12908
World Ranking
489
National Ranking
22

Aaron J. Cowieson publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Aaron J. Cowieson sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 249 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Aaron J. Cowieson D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Aaron J. Cowieson sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 53 D-Index — 85th percentile

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

The last bar groups every scientist with 77 D-Index or more.

Overview

Aaron J. Cowieson is affiliated with DSM (Netherlands) and based in the Netherlands. Their research primarily spans the field of Agricultural and Biological Sciences with a significant focus on Animal Science and Zoology. Their published work also touches on Plant Science, Aquatic Science, Molecular Biology, and Nutrition and Dietetics.

The scientist's research topics include Animal Nutrition and Physiology, Livestock and Poultry Management, Phytase and its Applications, Aquaculture Nutrition and Growth, Rabbits: Nutrition, Reproduction, Health, Protein Hydrolysis and Bioactive Peptides, as well as Food and Agricultural Sciences.

Recent publications by Aaron J. Cowieson include:

  • Dynamic Distribution of Gut Microbiota in Pigs at Different Growth Stages: Composition and Contribution, 2022, Microbiology Spectrum
  • Effect of broiler genetics, age, and gender on performance and blood chemistry, 2020, Heliyon
  • Growth performance and amino acid digestibility responses of broiler chickens fed diets containing purified soybean trypsin inhibitor and supplemented with a monocomponent protease, 2020, Poultry Science
  • Trends in feed evaluation for poultry with emphasis on in vitro techniques, 2021, Animal nutrition
  • Digestibility of amino acids, energy, and minerals in roasted full-fat soybean and expelled-extruded soybean meal fed to growing pigs without or with multienzyme supplement containing fiber-degrading enzymes, protease, and phytase, 2020, Journal of Animal Science

Frequent co-authors collaborating with Aaron J. Cowieson include J.O.B. Sorbara, Hengxiao Zhai, S. Kaczmarek, Amy F. Moss, and B. Svihus.

Publishing consistently in several venues, the scientist has contributed to Poultry Science, Animal Feed Science and Technology, Animal nutrition, British Poultry Science, and the SSRN Electronic Journal.

Aaron J. Cowieson has authored at least one book titled Enzymes in Farm Animal Nutrition, published by CABI eBooks in 2022.

Best Publications

  • BOARD-INVITED REVIEW: opportunities and challenges in using exogenous enzymes to improve nonruminant animal production.

    O. Adeola;A. J. Cowieson

  • Consequences of calcium interactions with phytate and phytase for poultry and pigs

    Peter H. Selle;Aaron J. Cowieson;V. Ravindran

  • The effects of phytase and phytic acid on the loss of endogenous amino acids and minerals from broiler chickens

    A J Cowieson;T Acamovic;M R Bedford

  • Gastrointestinal functionality in animal nutrition and health: New opportunities for sustainable animal production

    P. Celi;P. Celi;A.J. Cowieson;F. Fru-Nji;R.E. Steinert

  • CARBOHYDRASES, PROTEASE, AND PHYTASE HAVE AN ADDITIVE BENEFICIAL EFFECT IN NUTRITIONALLY MARGINAL DIETS FOR BROILER CHICKS

    A. J. Cowieson;O. Adeola

  • Factors that affect the nutritional value of maize for broilers

    Aaron J. Cowieson

  • Age-related influence of a cocktail of xylanase, amylase, and protease or phytase individually or in combination in broilers.

    O. A. Olukosi;A. J. Cowieson;O. Adeola

  • Exogenous enzymes and their effects on intestinal microbiology

    M.R. Bedford;A.J. Cowieson

  • Avian Liver: The Forgotten Organ.

    Faegheh Zaefarian;Mohammad Reza Abdollahi;Aaron Cowieson;Velmurugu Ravindran

  • Protein-phytate interactions in pig and poultry nutrition: a reappraisal.

    Peter H. Selle;Aaron J. Cowieson;Nathan P. Cowieson;V. Ravindran

  • Effect of exogenous enzymes in maize-based diets varying in nutrient density for young broilers: growth performance and digestibility of energy, minerals and amino acids

    A J Cowieson;V Ravindran

  • Super-dosing effects of phytase in poultry and other monogastrics

    A.J. Cowieson;P. Wilcock;M.R. Bedford

  • Phytic Acid and Phytase: Implications for Protein Utilization by Poultry

    A. J. Cowieson;T. Acamovic;M. R. Bedford

  • The effect of phytase and carbohydrase on ileal amino acid digestibility in monogastric diets: complimentary mode of action?

    A.J. Cowieson;M.R. Bedford

  • Interactions between xylanase and glucanase in maize-soy-based diets for broilers.

    A J Cowieson;M R Bedford;V Ravindran

  • Influence of Dietary Electrolyte Balance and Microbial Phytase on Growth Performance, Nutrient Utilization, and Excreta Quality of Broiler Chickens

    V Ravindran;A J Cowieson;P H Selle

  • Supplementation of corn-soy-based diets with an Eschericia coli-derived phytase: effects on broiler chick performance and the digestibility of amino acids and metabolizability of minerals and energy.

    A. J. Cowieson;T. Acamovic;M. R. Bedford

  • Effect of phytic acid and microbial phytase on the flow and amino acid composition of endogenous protein at the terminal ileum of growing broiler chickens.

    A. J. Cowieson;V. Ravindran

  • Evolving enzyme technology: impact on commercial poultry nutrition.

    A. J Cowieson;M Hruby;E. E. M Pierson

  • Interactions of phytate and myo-inositol phosphate esters (IP1-5) including IP5 isomers with dietary protein and iron and inhibition of pepsin

    Shi Yu;A. Cowieson;C. Gilbert;P. Plumstead

  • Intestinal function and gut microflora of broiler chickens as influenced by cereal grains and microbial enzyme supplementation

    M. D. Shakouri;P. A. Iji;L. L. Mikkelsen;A. J. Cowieson

  • Strategic Selection of Exogenous Enzymes for Corn/soy-based Poultry Diets

    Aaron J. Cowieson

  • Phytate and microbial phytase: implications for endogenous nitrogen losses and nutrient availability

    A.J. Cowieson;M.R. Bedford;P.H. Selle;V. Ravindran

Frequent Co-Authors

Peter H. Selle
Peter H. Selle University of Sydney
Velmurugu Ravindran
Velmurugu Ravindran Massey University
Olayiwola Adeola
Olayiwola Adeola Purdue University West Lafayette
Sonia Yun Liu
Sonia Yun Liu University of Sydney
M. R. Bedford
M. R. Bedford AmeriCorps VISTA
Ganesharanee Ravindran
Ganesharanee Ravindran Massey University
Pietro Celi
Pietro Celi University of Melbourne
Patrick C. H. Morel
Patrick C. H. Morel Massey University
Sérgio Luiz Vieira
Sérgio Luiz Vieira Federal University of Rio Grande do Sul
Peter C. Thomson
Peter C. Thomson University of Sydney

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