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G. C. Waghorn

G. C. Waghorn

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Animal Science and Veterinary
New Zealand
2026

D-Index & Metrics

Animal Science and Veterinary

D-Index
44
Citations
8973
World Ranking
850
National Ranking
8

Research.com Recognitions

  • 2026 - Research.com Animal Science and Veterinary in New Zealand Leader Award
  • 2025 - Research.com Animal Science and Veterinary in New Zealand Leader Award

Overview

G. C. Waghorn is affiliated with AgResearch in New Zealand and works primarily in the field of Agricultural and Biological Sciences. Their research spans several subfields, including Agronomy and Crop Science, Animal Science and Zoology, Small Animals, Process Chemistry and Technology, and Environmental Chemistry.

Their work centers mainly on topics related to Ruminant Nutrition and Digestive Physiology, Odor and Emission Control Technologies, Effects of Environmental Stressors on Livestock, Turfgrass Adaptation and Management, Reproductive Physiology in Livestock, Animal Behavior and Welfare Studies, and Veterinary Pharmacology and Anesthesia.

Recent publications by G. C. Waghorn include:

  • A review of technical variations and protocols used to measure methane emissions from ruminants using respiration chambers, SF6 tracer technique and GreenFeed, to facilitate global integration of published data, 2021, Animal Feed Science and Technology
  • Rumen digesta and products of fermentation in cows fed varying proportions of fodder beet (Beta vulgaris) with fresh pasture or silage or straw, 2020, Animal Production Science
  • Effect of sedatives on rumen motility in sheep, 2020, Small Ruminant Research
  • A Nutritional Investigation of Major Feed Types and Feed Rations Used in Medium-Scale Dairy Production Systems in Sri Lanka, 2022, Animals
  • Exploring rumen microbe-derived fibre-degrading activities for improving feed digestibility, 2024, Massey Research Online (Massey University)

Frequent coauthors collaborating with G. C. Waghorn include:

  • M. M. Della Rosa
  • Arjan Jonker
  • D. Pacheco
  • Stefan Muetzel
  • Sarah J. Lewis

The primary publication venues for this scientist's work encompass:

  • Animal Feed Science and Technology
  • Animal Production Science
  • Small Ruminant Research
  • Animals
  • Massey Research Online (Massey University)

Best Publications

  • Beneficial and detrimental effects of dietary condensed tannins for sustainable sheep and goat production—Progress and challenges

    Garry Waghorn

  • The effect of condensed tannins on the site of digestion of amino acids and other nutrients in sheep fed on<i>Lotus corniculatus</i>L

    Unknown

  • Consequences of plant phenolic compounds for productivity and health of ruminants.

    Garry C. Waghorn;Warren C. McNabb

  • Potential use of Acacia mearnsii condensed tannins to reduce methane emissions and nitrogen excretion from grazing dairy cows.

    C. Grainger;T. Clarke;M J Auldist;K A Beauchemin

  • Effects of condensed tannins in Lotus pedunculatus on its nutritive value for sheep. 1. Non-nitrogenous aspects

    G. C. Waghorn;I. D. Shelton;W. C. McNabb

  • Polyethylene glycol as a means for reducing the impact of condensed tannins in carob pulp: effects on lamb growth performance and meat quality.

    A Priolo;G C Waghorn;M Lanza;L Biondi

  • Assay and digestion of 14C-labelled condensed tannins in the gastrointestinal tract of sheep.

    T. H. Terrill;G. C. Waghorn;D. J. Woolley;W. C. Mcnabb

  • The effect of condensed tannins from seven herbages on Trichostrongylus colubriformis larval migration in vitro.

    Abdul L. Molan;Garry C. Waghorn;Beyng R. Min;Warren C. McNabb

  • Effect of diet on populations of three species of ruminal cellulolytic bacteria in lactating dairy cows.

    P.J. Weimer;G.C. Waghorn;C.L. Odt;D.R. Mertens

  • Methanogenesis from forages fed to sheep

    Unknown

  • Effect of condensed tannins in Lotus corniculatus upon lactation performance in ewes

    Y. Wang;G. B. Douglas;G. C. Waghorn;T. N. Barry

  • Proanthocyanidins from Lotus corniculatus

    L.Y. Foo;R. Newman;G. Waghorn;W.C. McNabb

  • Production, faecal egg counts and worm burdens of ewe lambs which grazed six contrasting forages

    Unknown

  • Effect of condensed tannins upon the performance of lambs grazing Lotus corniculatus and lucerne ( Medicago sativa )

    Y. Wang;G. B. Douglas;G. C. Waghorn;T. N. Barry

  • Lowering ruminant methane emissions through improved feed conversion efficiency

    G C Waghorn;Roger Hegarty

  • Effect of condensed tannins on egg hatching and larval development of Trichostrongylus colubriformis in vitro.

    A. L. Molan;G. C. Waghorn;W. C. McNabb

  • Proanthocyanidins from Lotus pedunculatus

    L.Y. Foo;Y. Lu;W.C. McNabb;G. Waghorn

  • Effect of condensed tannins in Lotus corniculatus on the nutritive value of pasture for sheep

    G. C. Waghorn;I. D. Shelton

  • Dietary nitrogen - definitions, digestion, excretion and consequences of excess for grazing ruminants

    D. Pacheco;G.C. Waghorn

  • The effect of condensed tannins in Lotus pedunculatus on the digestion and metabolism of methionine, cystine and inorganic sulphur in sheep

    W C McNabb;G C Waghorn;T N Barry;I D Shelton

  • The effect of condensed tannins in Lotus pedunculatus on the solubilization and degradation of ribulose-1,5-bisphosphate carboxylase (EC 4.1.1.39; Rubisco) protein in the rumen and the sites of Rubisco digestion.

    W. C. Mcnabb;G. C. Waghorn;J. S. Peters;T. N. Barry

  • Methane emission by alpaca and sheep fed on lucerne hay or grazed on pastures of perennial ryegrass/white clover or birdsfoot trefoil

    C. S. Pinares-Patiño;M. J. Ulyatt;G. C. Waghorn;K. R. Lassey

  • The effect of condensed tannins in Lotus corniculatus on plasma metabolism of methionine, cystine and inorganic sulphate by sheep.

    Yuxi Wang;G. C. Waghorn;T. N. Barry;I. D. Shelton

  • The effect of condensed tannins in Lotus corniculatus upon reproductive efficiency and wool production in sheep during late summer and autumn

    B. R. Min;W. C. McNABB;T. N. Barry;P. D. Kemp

  • Effect of condensed tannins in Lotus corniculatus upon the digestion of methionine and cysteine in the small intestine of sheep

    Y. Wang;G. C. Waghorn;W. C. McNabb;T. N. Barry

  • Effects of condensed tannins in Lotus pedunculatus on its nutritive value for sheep. 2. Nitrogenous aspects

    Unknown

  • Effects of intensification of pastoral farming on greenhouse gas emissions in New Zealand

    C S Pinares-Patino;G C Waghorn;R S Hegarty;S O Hoskin

  • Effect of condensed tannins prepared from several forages on the in vitro precipitation of ribulose-1,5-bisphosphate carboxylase (Rubisco) protein and its digestion by trypsin (EC 2.4.21.4) and chymotrypsin (EC 2.4.21.1).

    Warren C McNabb;Jason S Peters;L Yeap Foo;Garry C Waghorn

  • Effect of condensed tannins in birdsfoot trefoil (Lotus corniculatus) and sulla (Hedysarum coronarium) on body weight, carcass fat depth, and wool growth of lambs in New Zealand

    G. B. Douglas;M. Stienezen;G. C. Waghorn;A. G. Foote

  • Distribution of elements between solid and supernatant fractions of digesta in sheep given six diets.

    G. C. Waghorn;I. D. Shelton;B. R. Sinclair

  • Effects of condensed tannins in white clover flowers on their digestion in vitro

    V. Burggraaf;G. Waghorn;S. Woodward;E. Thom

  • Supplementing fresh pasture with maize, lotus, sulla and pasture silages for dairy cows in summer†

    Sharon L Woodward;Alexandre V Chaves;Garry C Waghorn;Ian M Brookes

  • Whole-Body Irreversible Loss Rate of Cysteine and Valine in Sheep With or Without a Trichostrongylus colubriformis Infection

    E. N. Bermingham;W. C. McNabb;G. W. Reynolds;G. C. Waghorn

Frequent Co-Authors

Warren C. McNabb
Warren C. McNabb Massey University
T. N. Barry
T. N. Barry Massey University
Alexandre V. Chaves
Alexandre V. Chaves University of Sydney
Roger W. Purchas
Roger W. Purchas Massey University
Roger Hegarty
Roger Hegarty AgResearch
C. W. Holmes
C. W. Holmes Massey University
Tim A. McAllister
Tim A. McAllister Agriculture and Agriculture-Food Canada
S. T. Morris
S. T. Morris Massey University
Alexander N. Hristov
Alexander N. Hristov Pennsylvania State University

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