Enteric methane emissions from dairy cows fed different proportions of highly digestible grass silage

References

• Andersson , R. and Hedlund , B. 1983 . HPLC analysis of organic-acids in lactic-acid fermented vegetables . Zeitschrift Fur Lebensmittel-Untersuchung Und-Forschung , 176 : 440 – 443 .
   PubMedGoogle Scholar
• Bertilsson , J. and Murphy , M. 2003 . Effects of feeding clover silages on feed intake, milk production and digestion in dairy cows . Grass and Forage Science , 58 : 309 – 322 .
   Web of Science ®Google Scholar
• Blaxter , K. L. and Clapperton , J. L. 1965 . Prediction of amount of Methane produced by ruminants . British Journal of Nutrition , 19 : 511 – 522 .
   PubMed Web of Science ®Google Scholar
• Cavanagh , A. , McNaughton , L. , Clark , H. , Greaves , C. , Gowan , J. M. , Pinares-Patino , C. , Dalley , D. , Vlaming , B. and Molano , G. 2008 . Methane emissions from grazing Jersey×Friesian dairy cows in mid lactation . Australian Journal of Experimental Agriculture , 48 : 230 – 233 .
   Google Scholar
• Chamberlain , D. G. , Thomas , P. C. and Anderson , F. J. 1983 . Volatile fatty-acid proportions and lactic-acid metabolism in the rumen in sheep and cattle receiving silage diets . Journal of Agricultural Science , 101 : 47 – 58 .
   Google Scholar
• Ellis , J. L. , Kebreab , E. , Odongo , N. E. , McBride , B. W. , Okine , E. K. and France , J. 2007 . Prediction of methane production from dairy and beef cattle . Journal of Dairy Science , 90 : 3456 – 3466 .
   PubMed Web of Science ®Google Scholar
• Emanuelson , M. , Cederberg , C. , Bertilsson , J. and Rietz , H. 2006 . Närodlat foder till mjölkkor-en kunskapsuppdatering. Near farm cultivated feeds for dairy cows – a knowledge update . Rapport nr 7059-P. Swedish Dairy Association [In Swedish] . Sweden : Stockholm .
   Google Scholar
• Grainger , C. , Clarke , T. , McGinn , S. M. , Auldist , M. J. , Beauchemin , K. A. , Hannah , M. C. , Waghorn , G. C. , Clark , H. and Eckard , R. J. 2007 . Methane emissions from dairy cows measured using the sulfur hexafluoride (SF6) tracer and chamber techniques . Journal of Dairy Science , 90 : 2755 – 2766 .
   PubMed Web of Science ®Google Scholar
• Hart , K. J. , Martin , P. G. , Foley , P. A. , Kenny , D. A. and Boland , T. M. 2009 . Effect of sward dry matter digestibility on methane production, ruminal fermentation, and microbial populations of zero-grazed beef cattle . Journal of Animal Science , 87 : 3342 – 3350 .
   PubMed Web of Science ®Google Scholar
• Hindrichsen , I. K. , Wettstein , H. R. , Machmuller , A. , Soliva , C. R. , Knudsen , K. E. B. , Madsen , J. and Kreuzer , M. 2004 . Effects of feed carbohydrates with contrasting properties on rumen fermentation and methane release in vitro . Canadian Journal of Animal Science , 84 : 265 – 276 .
   Web of Science ®Google Scholar
• Hironaka , R. , Mathison , G. W. , Kerrigan , B. K. and Vlach , I. 1996 . The effect of pelleting of alfalfa hay on methane production and digestibility by steers . Science of the Total Environment , 180 : 221 – 227 .
   Web of Science ®Google Scholar
• IPCC . 2007 . “ Summary for Policymakers ” . In Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change , Edited by: Salomon , S. , Qin , D. , Manning , M. , Chen , Z. , Marquis , M. , Averyt , K. B. , Tignor , M. and Miller , H. L. 1 – 18 . Cambridge, United Kingdom and New York NY, , USA : Cambridge University Press .
   Google Scholar
• Jaakkola , S. and Huhtanen , P. 1992 . Rumen fermentation and microbial protein-synthesis in cattle given intraruminal infusions of lactic-acid with a grass-silage based diet . Journal of Agricultural Science , 119 : 411 – 418 .
   Google Scholar
• Jaakkola , S. and Huhtanen , P. 1993 . The effects of forage preservation method and proportion of concentrate on Nitrogen digestion and rumen fermentation in cattle . Grass and Forage Science , 48 : 146 – 154 .
   Web of Science ®Google Scholar
• Johnson , K. , Huyler , M. , Westberg , H. , Lamb , B. and Zimmerman , P. 1994 . Measurement of Methane emissions from ruminant livestock using a Sf6 tracer technique . Environmental Science & Technology , 28 : 359 – 362 .
   PubMed Web of Science ®Google Scholar
• Johnson , K. A. and Johnson , D. E. 1995 . Methane emissions from cattle . Journal of Animal Science , 73 : 2483 – 2492 .
   PubMed Web of Science ®Google Scholar
• Keady , T. W. J. , Mayne , C. S. and Marsden , M. 1998 . The effects of concentrate energy source on silage intake and animal performance with lactating dairy cows offered a range of grass silages . Animal Science , 66 : 21 – 33 .
   Google Scholar
• KRAV 2009 . Regler för KRAV-certifierad produktion januari 2009 . [Standards for KRAV-certified production January 2009]. KRAV [In Swedish] . Uppsala , Sweden .
   Google Scholar
• Lassey , K. R. , Walker , C. F. , McMillan , A. M. S. and Ulyatt , M. J. 2001 . On the performance of SF6 permeation tubes used in determining methane emission from grazing livestock . Chemosphere-Global Change Science , 3 : 367 – 376 .
   Google Scholar
• Lindgren , E. 1980 . Skattning av energiförluster i metan och urin hos idisslare. En litteraturstudie. Estimation of energy losses in methane and urine by ruminants: A review . Rapport 47 Avdelningen för husdjurens näringsfysiologi SLU. [In Swedish] . Uppsala , Sweden .
   Google Scholar
• Lovett , D. , Lovell , S. , Stack , L. , Callan , J. , Finlay , M. , Conolly , J. and O'Mara , F. P. 2003 . Effect of forage/concentrate ratio and dietary coconut oil level on methane output and performance of finishing beef heifers . Livestock Production Science , 84 : 135 – 146 .
   Google Scholar
• McAllister , T. A. , Okine , E. K. , Mathison , G. W. and Cheng , K. J. 1996 . Dietary, environmental and microbiological aspects of methane production in ruminants . Canadian Journal of Animal Science , 76 : 231 – 243 .
   Web of Science ®Google Scholar
• Mills , J. A. N. , Dijkstra , J. , Bannink , A. , Cammell , S. B. , Kebreab , E. and France , J. 2001 . A mechanistic model of whole-tract digestion and methanogenesis in the lactating dairy cow: Model development, evaluation, and application . Journal of Animal Science , 79 : 1584 – 1597 .
   PubMed Web of Science ®Google Scholar
• Moe , P. W. and Tyrrell , H. F. 1979 . Methane production in dairy cows . Journal of Dairy Science , 62 : 1583 – 1586 .
   Web of Science ®Google Scholar
• NorFor 2007 . NorFor in sacco standard . September 10, 2007. Accessed 15 December 2009, available at: http://www.norfor.info/Files/pdf-dokumenter/pdf_lab/Analyses/NorFor_in_sacco_standard_070910.pdf
   Google Scholar
• NorFor 2009 . NorFor feedtable . Accessed 15 December 2009, available at: http://www.feedstuffs.norfor.info/
   Google Scholar
• Pinares-Patiño , C. S. , Baumont , R. and Martin , C. 2003 . Methane emissions by Charolais cows grazing a monospecific pasture of timothy at four stages of maturity . Canadian Journal of Animal Science , 83 : 769 – 777 .
   Web of Science ®Google Scholar
• Pinares-Patiño , C. S. , Machmuller , A. , Molano , G. , Smith , A. , Vlaming , J. B. and Clark , H. 2008 . The SF6 tracer technique for measurements of methane emission from cattle-effect of tracer permeation rate . Canadian Journal of Animal Science , 88 : 309 – 320 .
   Google Scholar
• Rinne , M. , Huhtanen , P. and Jaakkola , S. 1997 . Grass maturity effects on cattle fed silage-based diets. 2. Cell wall digestibility, digestion and passage kinetics . Animal Feed Science and Technology , 67 : 19 – 35 .
   Web of Science ®Google Scholar
• Sales , J. and Janssens , G. P. J. 2003 . Acid-insoluble ash as a marker in digestibility studies: A review . Journal of Animal and Feed Sciences , 12 : 383 – 401 .
   Web of Science ®Google Scholar
• Sjaunja , L. O. , Baevre , L. , Junkkarinen , L. , Pedersen , J. and Setala , J. 1990 . A Nordic proposal for an energy corrected milk ECM formula Gaillon, P. and Y. Chabert. European Association for Animal Production Publication, No. 50 . Performance Recording of Animals: State of the Art, 1990; 27th Biennial Session of the International Committee for Animal Recording , Paris, France, July 2–6, 1990. Xii + 193p. Centre for Agricultural Publishing and Documentation , 156 – 192 .
   Google Scholar
• Spörndly , R. 1989 . Fodertabeller för idisslare. Feedtables for ruminants. Speciella skrifter 39 . [In Swedish]. (Feed tables for ruminants, Special issues 39.) Uppsala, Sweden: Department of Animal Nutrition and Management, Swedish University of Agricultural Sciences .
   Google Scholar
• Spörndly , R. 2003 . Fodertabeller för idisslare. Feedtables for ruminants. Rapport 257 . [In Swedish]. (Feed tables for ruminants, Report 257.) Uppsala, Sweden: Department of Animal Nutrition and Management, Swedish University of Agricultural Sciences .
   Google Scholar
• Swedish Dairy Association 2008 . Dairy statistics 2008. Svensk Mjölk . Stockholm , Sweden .
   Google Scholar
• Swedish Environmental Protection Agency 2009 . Sweden's national inventory report 2009 . Stockholm , Sweden .
   Google Scholar
• Thonney , M. L. , Palhof , B. A. , Decarlo , M. R. , Ross , D. A. , Firth , N. L. , Quaas , R. L. , Perosio , D. J. , Duhaime , D. J. , Rollins , S. R. and Nour , A. Y. M. 1985 . Sources of variation of dry matter digestibility measured by the acid insoluble ash marker . Journal of Dairy Science , 68 : 661 – 668 .
   Web of Science ®Google Scholar
• Van Keulen , J. and Young , B. A. 1977 . Evaluation of acid insoluble ash as a natural marker in ruminant digestibility studies . Journal of Animal Science , 44 : 282 – 287 .
   Web of Science ®Google Scholar