World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
32
Citations
3321
World Ranking
2187
National Ranking
25

Ignatius V. Nsahlai 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 Ignatius V. Nsahlai 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: 144 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

Ignatius V. Nsahlai 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 Ignatius V. Nsahlai 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: 32 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Overview

Ignatius V. Nsahlai is affiliated with the University of KwaZulu-Natal in South Africa. The primary research focus lies within Agricultural and Biological Sciences, with a strong emphasis on Animal Science and Zoology and Agronomy and Crop Science. The scientist's work also spans Genetics, Ecology, and Ecology, Evolution, Behavior and Systematics.

The research contributions cover a broad range of topics, including:

  • Ruminant Nutrition and Digestive Physiology
  • Animal Nutrition and Physiology
  • Genetic and phenotypic traits in livestock
  • Rabbits: Nutrition, Reproduction, Health
  • Effects of Environmental Stressors on Livestock
  • Agriculture Sustainability and Environmental Impact
  • Helminth infection and control

The frequent publication venues reflect the scientist's research reach and interests:

  • Animals
  • Journal of Applied Animal Research
  • Agronomy
  • Journal of Parasitology Research
  • Canadian Journal of Animal Science

Key coauthors collaborating with Ignatius V. Nsahlai include:

  • Mehluli Moyo
  • Lindokuhle Christopher Mhlongo
  • Abubeker Hassen
  • Bulelani Nangamso Pepeta
  • Aderonke N. Abd'quadri-Abojukoro

Notable published papers include:

  • Consequences of Increases in Ambient Temperature and Effect of Climate Type on Digestibility of Forages by Ruminants: A Meta-Analysis in Relation to Global Warming, 2021, Animals
  • Phytochemical composition and cytotoxicity of ethanolic extracts of some selected plants, 2022, Journal of Applied Animal Research
  • Techniques Used to Determine Botanical Composition, Intake, and Digestibility of Forages by Ruminants, 2022, Agronomy
  • A Review of Ethnomedicinal Plants as Potential Anthelmintic Agents to Alternatively Control Gastrointestinal Nematodes of Ruminants in South Africa, 2024, Journal of Parasitology Research
  • The use of artificial neural networks for modelling rumen fill, 2020, Canadian Journal of Animal Science

Best Publications

  • Nutrient requirements of goats: developed equations, other considerations and future research to improve them

    T Sahlu;A.L Goetsch;J Luo;J Luo;I.V Nsahlai

  • The relationships between gas production and chemical composition of 23 browses of the genus Sesbania

    I. V. Nsahlai;D. E. K. A. Siaw;P. O. Osuji

  • Graded levels of Sesbania sesban and Leucaena leucocephala as supplements to teff straw given to Ethiopian Menz sheep

    M. L. K. Bonsi;P. O. Osuji;I. V. Nsahlai;A. K. Tuah

  • Evaluation of multipurpose tree germplasm: the use of gas production and rumen degradation characteristics.

    D. E. K. A. Siaw;P. O. Osuji;I. V. Nsahlai

  • Relationships between preference, rumen degradability, gas production and chemical composition of browses.

    R.J. Kaitho;I.V. Nsahlai;B.A. Williams;N.N. Umunna

  • Prediction of metabolizable energy requirements for maintenance and gain of preweaning, growing and mature goats

    J Luo;J Luo;A.L Goetsch;T Sahlu;I.V Nsahlai

  • Effect of supplementing oat hay with lablab, sesbania, tagasaste or wheat middlings on voluntary intake, N utilization and weight gain of Ethiopian Menz sheep

    N.N. Umunna;P.O. Osuji;I.V. Nsahlai;H. Khalili

  • Determination of prediction equations for estimating body weight of Zulu (Nguni) sheep

    N.W. Kunene;A.E. Nesamvuni;I.V. Nsahlai

  • Utilization of browse supplements with varying tannin levels by Ethiopian Menz sheep 1. Intake, digestibility and live weight changes.

    R.J. Kaitho;N.N. Umunna;I.V. Nsahlai;S. Tamminga

  • Palatability of multipurpose tree species: Effect of species and length of study on intake and relative palatability by sheep

    R. J. Kaitho;N. N. Umunna;I. V. Nsahlai;S. Tamminga

  • Palatability of wilted and dried multipurpose tree species fed to sheep and goats

    R.J. Kaitho;N.N. Umunna;I.V. Nsahlai;S. Tamminga

  • Maintenance energy requirements of goats: predictions based on observations of heat and recovered energy

    J Luo;J Luo;A.L Goetsch;I.V Nsahlai;I.V Nsahlai;Z.B Johnson

  • Metabolizable energy requirements of lactating goats

    I.V Nsahlai;I.V Nsahlai;A.L Goetsch;J Luo;J Luo;Z.B Johnson

  • Comparison between reconstituted sheep faeces and rumen fluid inocula and between in vitro and in sacco digestibility methods as predictors of intake and in vivo digestibility

    I. V. Nsahlai;N. N. Umunna

  • Genetic and phenotypic diversity in Zulu sheep populations: Implications for exploitation and conservation

    N.W. Kunene;C.C. Bezuidenhout;I.V. Nsahlai

  • In vitro anthelmintic activity of crude extracts of selected medicinal plants against Haemonchus contortus from sheep.

    M. Ahmed;M.D. Laing;I.V. Nsahlai

  • Prediction of metabolizable energy and protein requirements for maintenance, gain and fiber growth of Angora goats

    J Luo;J Luo;A.L Goestch;I.V Nsahlai;T Sahlu

  • Metabolizable protein requirements for maintenance and gain of growing goats

    J Luo;J Luo;A.L Goetsch;I.V Nsahlai;T Sahlu

  • The effect of multi-purpose tree digesta on in vitro gas production from napier grass or neutral-detergent fibre

    I V Nsahlai;N N Umunna;D Negassa

  • Effect of feeding graded levels of Leucaena leucocephala, Leucaena pallida, Sesbania sesban and Chamaecytisus palmensis supplements to teff straw given to Ethiopian highland sheep.

    R.J. Kaitho;N.N. Umunna;I.V. Nsahlai;S. Tamminga

  • Effects of saline water consumption on physiological responses in Nguni goats

    Z.M. Mdletshe;M. Chimonyo;M.C. Marufu;I.V. Nsahlai

  • Diet selection of Nguni goats in relation to season, chemistry and physical properties of browse in sub-humid subtropical savanna

    N.A.D. Basha;N.A.D. Basha;P.F. Scogings;L.E. Dziba;I.V. Nsahlai

  • Effects of groundnut haulms supplementation on millet stover intake, digestibility and growth performance of lambs

    N. Abdou;I.V. Nsahlai;M. Chimonyo

Frequent Co-Authors

Seerp Tamminga
Seerp Tamminga Wageningen University & Research
M. L. Galyean
M. L. Galyean Texas Tech University
T. Sahlu
T. Sahlu American Institute for Economic Research
Idupulapati M. Rao
Idupulapati M. Rao Centro Internacional de Agricultura Tropical
Paul Iji
Paul Iji Fiji National University
Mark Laing
Mark Laing University of KwaZulu-Natal
Arthur L. Goetsch
Arthur L. Goetsch American Institute for Economic Research
Michael Chimonyo
Michael Chimonyo University of Venda
Azage Tegegne
Azage Tegegne International Livestock Research Institute
Colleen T. Downs
Colleen T. Downs University of KwaZulu-Natal

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