PGgRc
PGgRc is a research consortium that aims to decrease total agricultural emissions of greenhouse gases by 10% per unit of output in 2013 relative to 2004. PGgRc has formed excellent links between the agriculture sector and GHG mitigation research.
Applying maths to methane
14/05/18
What does maths have to do with methane? Quite a lot, it turns out, with a research project combining the disciplines of biology and mathematics—funded by the New Zealand Agricultural Greenhouse Gas Research Centre—set to boost...
Recognition for world-renowned animal geneticist
09/11/17
A major force behind many ground breaking advances in animal genetics is being recognised with a Science NZ Lifetime Achievement award this month. John McEwan, a principal scientist at AgResearch Invermay, has devoted his career to genomic...
Reducing NZ's agricultural GHGs: Methane Inhibitors
28/07/17
This publication provides an overview of how we may be able to use compounds that suppress an animal's methanogen population effectively without causing unwanted side effects in their health, welfare or production. It covers some of the...
A Review of Greenhouse Gas Emissions from the Use of Brassica and Fodder Beet Forages on New Zealand Farms
01/07/16
Brassicas (represented mainly by forage rape, kale, swede and turnip) and fodder beet are widely used in New Zealand grazing systems due to their high DM yield and high nutritional value compared to conventional perennial ryegrass/white clover...
Complete Genome Sequence of Methanogenic Archaeon ISO4-G1, a Member of the Methanomassiliicoccales, Isolated from a Sheep Rumen
07/04/16
Kelly WJ, Li D, Lambie SC, Jeyanathan J, Cox F, Li Y, Attwood GT, Altermann E, Leahy SC. 2016. Complete genome sequence of methanogenic archaeon ISO4-G1, a member of the Methanomassiliicoccales, isolated from a sheep rumen. Genome Announc...
Draft Genome Sequence of the Rumen Methanogen Methanobrevibacter olleyae YLM1Draft Genome Sequence of the Rumen Methanogen Methanobrevibacter olleyae YLM1
07/04/16
Kelly WJ, Li D, Lambie SC, Cox F, Attwood GT, Altermann E, Leahy SC. 2016. Draft genome sequence of the rumen methanogen Methanobrevibacter olleyae YLM1. Genome Announc 4(2):e00232-16. doi:10.1128/genomeA.00232-16. Methanobrevibacter...
The complete genome sequence of Eubacterium limosum SA11, a metabolically versatile rumen acetogen
15/03/16
Kelly, W. J., G. Henderson, et al. (2016). "The complete genome sequence of Eubacterium limosum SA11, a metabolically versatile rumen acetogen." Standards in Genomic Sciences 11(1): 26. Acetogens are a specialized group of anaerobic bacteria able...
Forage brassica: a feed to mitigate enteric methane emissions?
09/02/16
Sun Xuezhao, Pacheco David, Luo Dongwen (2016) Forage brassica: a feed to mitigate enteric methane emissions?. Animal Production Science 56, 451-456. A series of experiments was conducted in New Zealand to evaluate the potential of...
Buccal swabbing as a non-invasive method to determine bacterial, archaeal, and eukaryotic microbial community structure in the rumen
14/08/15
Kittelmann, S., M. R. Kirk, et al. (2015). "Buccal Swabbing as a Noninvasive Method To Determine Bacterial, Archaeal, and Eukaryotic Microbial Community Structures in the Rumen." Applied and Environmental Microbiology 81(21): 7470-7483. Analysis...
A modified version of the Molly rumen model to quantify methane emissions from sheep
26/06/15
Vetharaniam, I., R. E. Vibart, et al. (2015). "A modified version of the Molly rumen model to quantify methane emissions from sheep1." Journal of Animal Science 93(7): 3551-3563. We modified the rumen submodel of the Molly dairy cow model to...
Decreasing methane emissions by feeding grazing ruminants: a fit with productive and financial realities?
15/07/14
Pacheco, D., G. Waghorn, et al. (2014). "Decreasing methane emissions from ruminants grazing forages: a fit with productive and financial realities?" Animal Production Science 54(9): 1141-1154. Ruminants contribute to human food supply and also...
PGgRc 5 Year Science Progress Report 2007-2012
01/05/14
Pastoral Greenhouse Gas Research Consortium release their 5 year science progress report for 2007-2012: Developing solutions to reduce New Zealand agricultural emissions. To download the full document contact PGgRc www.pggrc.co.nz
Rumen microbial (meta)genomics and its application to ruminant production
01/03/12
Morgavi, D., Kelly, W., Janssen, P., & Attwood, G. (2013). Rumen microbial (meta)genomics and its application to ruminant production. Animal, 7(S1), 184-201 Abstract Meat and milk produced by ruminants are important agricultural...
Exploring rumen methanogen genomes to identify targets for methane mitigation strategies
23/05/11
G.T. Attwood, E. Altermann, W.J. Kelly, S.C. Leahy, L. Zhang, M. Morrison, Exploring rumen methanogen genomes to identify targets for methane mitigation strategies, Animal Feed Science and Technology, Volume 166, 2011, Pages 65-75, ISSN...
Strategies to reduce methane emissions from farmed ruminants grazing on pasture
26/03/10
Bryce M. Buddle, Michel Denis, Graeme T. Attwood, Eric Altermann, Peter H. Janssen, Ron S. Ronimus, Cesar S. Pinares-Patiño, Stefan Muetzel, D. Neil Wedlock, Strategies to reduce methane emissions from farmed ruminants grazing on pasture,...
