Author

John P. Koolaard

Observed names: J. KOOLAARD, J. Koolaard, J. P. Koolaard, J.P. Koolaard, John Koolaard, John Koolaard (15394829), John P Koolaard, Koolaard, John

Institution: AgResearch

Observed institutions: Plant & Food Research, AgResearch

OpenAlex ID: A5110062708

Epichloë endophytes grow by intercalary hyphal extension in elongating grass leaves

2007 · Michael J. Christensen, Raymond J. Bennett, et al. · Fungal Genetics and Biology · 265

A Proposed Taxonomy of Anaerobic Fungi (Class Neocallimastigomycetes) Suitable for Large-Scale Sequence-Based Community Structure Analysis

2012 · Sandra Kittelmann, Graham E. Naylor, et al. · PLoS ONE · 130

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Selenium-Enriched Foods Are More Effective at Increasing Glutathione Peroxidase (GPx) Activity Compared with Selenomethionine: A Meta-Analysis

2014 · Emma Bermingham, John Hesketh, et al. · Nutrients · 99

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Effects of feed intake on enteric methane emissions from sheep fed fresh white clover (Trifolium repens) and perennial ryegrass (Lolium perenne) forages

2012 · K.J. Hammond, J.L. Burke, et al. · Animal Feed Science and Technology · 88

Seed Transmission of Epichloë Endophytes in Lolium perenne Is Heavily Influenced by Host Genetics

2018 · Milan Gagic, Marty J. Faville, et al. · Frontiers in Plant Science · 85

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Repeatability of methane emissions from sheep

2011 · C.S. Pinares-Patiño, J.C. McEwan, et al. · Animal Feed Science and Technology · 83

The effects of fresh forages and feed intake level on digesta kinetics and enteric methane emissions from sheep

2014 · K.J. Hammond, D. Pacheco, et al. · Animal Feed Science and Technology · 75

Effects of feeding fresh white clover (Trifolium repens) or perennial ryegrass (Lolium perenne) on enteric methane emissions from sheep

2011 · K.J. Hammond, S.O. Hoskin, et al. · Animal Feed Science and Technology · 68

Induced resistance against Sclerotinia sclerotiorum in carrots treated with enzymatically hydrolysed chitosan

2004 · Chris Molloy, Lian-Heng Cheah, et al. · Postharvest Biology and Technology · 66

Parenteral administration of twin-bearing ewes with L-arginine enhances the birth weight and brown fat stores in sheep

2013 · Sue McCoard, Francisco Sales, et al. · SpringerPlus · 57

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Reducing Shallow Landslide Occurrence in Pastoral Hill Country Using Wide‐spaced Trees

2011 · G. B. Douglas, I. R. Mcivor, et al. · Land Degradation and Development · 53

Methane emissions from lactating and non-lactating dairy cows and growing cattle fed fresh pasture

2016 · Arjan Jonker, German Molano, et al. · Animal Production Science · 38

Feed intake and methane emissions from cattle grazing pasture sprayed with canola oil

2015 · C.S. Pinares-Patiño, F.E. Franco, et al. · Livestock Science · 37

Simple versus Diverse Temperate Pastures: Aspects of Soil–Plant–Animal Interrelationships Central to Nitrogen Leaching Losses

2016 · Ronaldo E. Vibart, Iris Vogeler, et al. · Agronomy Journal · 35

A QTL analysis of host plant effects on fungal endophyte biomass and alkaloid expression in perennial ryegrass

2015 · Marty J. Faville, Lyn Briggs, et al. · Molecular Breeding · 31

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Extending the Collection Duration of Breath Samples for Enteric Methane Emission Estimation Using the SF6 Tracer Technique

2012 · César Pinares-Patiño, José Gere, et al. · Animals · 30

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Serological monitoring of protection of sheep against Echinococcus granulosus induced by the EG95 vaccine

2011 · D. D. HEATH, J. KOOLAARD · Parasite Immunology · 27

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Plant vigour at establishment and following defoliation are both associated with responses to drought in perennial ryegrass ( Lolium perenne L.)

2014 · Jean-Hugues B. Hatier, Marty J. Faville, et al. · Journal of Experimental Botany · 26

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The composition of high sugar ryegrasses

2009 · G.P. Cosgrove, J. Koolaard, et al. · Proceedings of the New Zealand Grassland Association · 23

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cAMP Signaling Regulates Synchronised Growth of Symbiotic Epichloë Fungi with the Host Grass Lolium perenne

2016 · Christine R. Voisey, Michael T. Christensen, et al. · Frontiers in Plant Science · 21

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Serum lipoprotein cholesterol and triglyceride concentrations in pigs fed diets containing fish oil, milkfat, olive oil and coconut oil

2001 · Frazer J. Allan, Keith G. Thompson, et al. · Nutrition Research · 20

The effect of maternal arginine supplementation on the development of the thermogenic program in the ovine fetus

2014 · S. McCoard, N. Wards, et al. · Animal Production Science · 16

The effect of feeding regimen on apparent and true ileal nitrogen digestibility for rats fed diets containing different sources of protein

2002 · Kerry A C James, Christine A Butts, et al. · Journal of the Science of Food and Agriculture · 14

Exploring the relationships between plant chemical composition and nitrogen partitioning in lactating dairy cows fed ryegrass-based diets

2009 · Ronaldo Vibart, John Koolaard, et al. · 13

Fungicide control of head smut (Sporisorium reilianum) of sweetcorn (Zea mays)

2006 · P. J. Wright, R.A. Fullerton, et al. · New Zealand Journal of Crop and Horticultural Science · 13

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Works count: 64

Citation count: 1,560

H-index: 20

I10-index: 31