World's Best Scientists 2026 revealed!
Erasmus K. Okine

Erasmus K. Okine

D-Index & Metrics

Animal Science and Veterinary

D-Index
51
Citations
10250
World Ranking
569
National Ranking
42

Erasmus K. Okine 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 Erasmus K. Okine 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: 167 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Erasmus K. Okine 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 Erasmus K. Okine 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: 51 D-Index — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2009 - Canadian Society of Animal Science Fellowship Award
  • 2007 - Excellence in Nutrition and Meat Sciences, Canadian Society of Animal Science
  • 1997 - Young Scientist Award, Canadian Society of Animal Science

Overview

Erasmus K. Okine is affiliated with the University of Alberta in Canada and has contributed extensively to the fields of Agricultural and Biological Sciences and Environmental Science. Their research interests primarily focus on Agronomy and Crop Science, Soil Science, Environmental Chemistry, Industrial and Manufacturing Engineering, and General Health Professions.

Their main topics of work include:

  • Ruminant Nutrition and Digestive Physiology
  • Soil Carbon and Nitrogen Dynamics
  • Soil and Water Nutrient Dynamics
  • Food Security and Health in Diverse Populations
  • Moringa oleifera research and applications
  • Agriculture Sustainability and Environmental Impact
  • Phosphorus and nutrient management

Okine has published papers in various journals with frequent appearances in the Canadian Journal of Animal Science and the Journal of Animal Science. Other publication venues include Pedosphere, Animal Feed Science and Technology, and the Journal of Environmental Management.

Recent significant papers include:

  • "Nutrient cycling and greenhouse gas emissions from soil amended with biochar-manure mixtures" (2021), published in Pedosphere
  • "Effects of post-pyrolysis treated biochars on methane production, ruminal fermentation, and rumen microbiota of a silage-based diet in an artificial rumen system (RUSITEC)" (2020), published in Animal Feed Science and Technology
  • "Molecular speciation and aromaticity of biochar-manure: Insights from elemental, stable isotope and solid-state DPMAS 13C NMR analyses" (2020), published in Journal of Environmental Management
  • "Nutrient retention, availability and greenhouse gas emissions from biochar-fertilized Chernozems" (2020), published in CATENA
  • "Effect of a pine enhanced biochar on growth performance, carcass quality, and feeding behavior of feedlot steers" (2020), published in Translational Animal Science

Frequent co-authors of Okine's work include:

  • Tim A. McAllister
  • Gabriel O Ribeiro
  • Kim Ominski
  • E. J. McGeough
  • Paul Tamayao

Okine has been recognized by the Canadian Society of Animal Science with several awards, including the Canadian Society of Animal Science Fellowship Award in 2009, Excellence in Nutrition and Meat Sciences in 2007, and the Young Scientist Award in 1997.

Best Publications

  • Relationships of feedlot feed efficiency, performance, and feeding behavior with metabolic rate, methane production, and energy partitioning in beef cattle

    J. D. Nkrumah;E. K. Okine;G. W. Mathison;K. Schmid

  • Residual feed intake and body composition in young growing cattle

    J. A. Basarab;M. A. Price;J. L. Aalhus;E. K. Okine

  • Dietary, environmental and microbiological aspects of methane production in ruminants

    T. A. McAllister;K.-J. Cheng;E. K. Okine;G. W. Mathison

  • Prediction of Methane Production from Dairy and Beef Cattle

    J.L. Ellis;E. Kebreab;N.E. Odongo;B.W. McBride

  • Genetic and phenotypic relationships of feeding behavior and temperament with performance, feed efficiency, ultrasound, and carcass merit of beef cattle

    J. D. Nkrumah;D. H. Crews Jr.;J. A. Basarab;M. A. Price

  • The non-invasive and automated detection of bovine respiratory disease onset in receiver calves using infrared thermography.

    A.L. Schaefer;N.J. Cook;C. Bench;J.B. Chabot

  • Genetic and phenotypic relationships of feed intake and measures of efficiency with growth and carcass merit of beef cattle.

    J. D. Nkrumah;J. A. Basarab;Z. Wang;C. Li;C. Li

  • Different measures of energetic efficiency and their phenotypic relationships with growth, feed intake, and ultrasound and carcass merit in hybrid cattle.

    J. D. Nkrumah;J. A. Basarab;M. A. Price;E. K. Okine

  • Evaluating the conjugated linoleic acid and trans 18:1 isomers in milk fat of dairy cows fed increasing amounts of sunflower oil and a constant level of fish oil.

    C. Cruz-Hernandez;J.K.G. Kramer;J.J. Kennelly;D.R. Glimm

  • Relationships between progeny residual feed intake and dam productivity traits

    J. A. Basarab;D. McCartney;E. K. Okine;V. S. Baron

  • Effect of feeding canola oil on constituents, conjugated linoleic acid (CLA) and long chain fatty acids in goats milk

    Z Mir;L.A Goonewardene;E Okine;S Jaegar

  • Test duration for growth, feed intake, and feed efficiency in beef cattle using the GrowSafe System

    Z. Wang;J. D. Nkrumah;C. Li;C. Li;J. A. Basarab

  • Effects of changes in frequency of reticular contractions on fluid and particulate passage rates in cattle.

    E. K. Okine;G. W. Mathison;R. T. Hardin

  • Feed efficiency differences and reranking in beef steers fed grower and finisher diets

    O. N. Durunna;F. D. N. Mujibi;L. Goonewardene;E. K. Okine

  • PPARγ and GLUT-4 expression as developmental regulators/markers for preadipocyte differentiation into an adipocyte

    M.E. Fernyhough;E. Okine;G. Hausman;J.L. Vierck

  • Forage Source Alters Nutrient Supply to the Intestine Without Influencing Milk Yield

    G.R. Khorasani;E.K. Okine;J.J. Kennelly

  • Conjugated linoleic acid–enriched beef production

    Priya S Mir;Timothy A McAllister;Shannon Scott;Jennifer Aalhus

  • Reducing Methane Emissions from Ruminant Animals

    G. W. Mathison;E. K. Okine;T. A. McAllister;Y. Dong

  • Diets enriched in unsaturated fatty acids enhance early embryonic development in lactating Holstein cows

    G. Thangavelu;M.G. Colazo;D.J. Ambrose;M. Oba

  • The potential of 3-nitrooxypropanol to lower enteric methane emissions from beef cattle.

    A. Romero-Perez;E. K. Okine;S. M. McGinn;L. L. Guan

  • Effects of feed intake on particle distribution, passage of digesta, and extent of digestion in the gastrointestinal tract of cattle.

    E K Okine;G W Mathison

Frequent Co-Authors

John A. Basarab
John A. Basarab University of Alberta
Tim A. McAllister
Tim A. McAllister Agriculture and Agriculture-Food Canada
Priya S. Mir
Priya S. Mir Agriculture and Agriculture-Food Canada
Stephen S. Moore
Stephen S. Moore University of Queensland
Changxi Li
Changxi Li Agriculture and Agriculture-Food Canada
John J. Kennelly
John J. Kennelly University of Alberta
Karen A. Beauchemin
Karen A. Beauchemin Agriculture and Agriculture-Food Canada
Vern S. Baron
Vern S. Baron Agriculture and Agriculture-Food Canada
Z. Mir
Z. Mir Agriculture and Agriculture-Food Canada
Jennifer L. Aalhus
Jennifer L. Aalhus Agriculture and Agriculture-Food Canada

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Related Online Degrees & Career Pathways

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