Ruminal pH

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diets with limestone, calcareous marine algae, or sodium bicarbonate on ruminal

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2: Hünerberg M, McGinn SM, Beauchemin KA, Entz T, Okine EK, Harstad OM,

McAllister TA. Impact of ruminal pH on enteric methane emissions. J Anim Sci.

2015 Apr;93(4):1760-6. doi: 10.2527/jas.2014-8469. PubMed PMID: 26020197.

3: Sarhan MA, Beauchemin KA. Ruminal pH predictions for beef cattle: Comparative

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10.2527/jas.2014-8428. PubMed PMID: 26020196.

4: Coombe JE, Pyman MF, Mansell PD, Auldist MJ, Anderson GA, Wales WJ, Conley MJ,

Manos S, Hannah M, Fisher AD. The effects on ruminal pH and serum haptoglobin

after feeding a grain-based supplement to grazing dairy cows as a partial mixed

ration or during milking. Vet J. 2015 Apr;204(1):105-9. doi:

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5: Mohammed R, Hünerberg M, McAllister TA, Beauchemin KA. Characterization of

ruminal temperature and its relationship with ruminal pH in beef heifers fed

growing and finishing diets. J Anim Sci. 2014 Oct;92(10):4650-60. doi:

10.2527/jas.2014-7859. Epub 2014 Aug 1. PubMed PMID: 25085389.

6: Moya D, Holtshausen L, Marti S, Gibb DG, McAllister TA, Beauchemin KA,

Schwartzkopf-Genswein K. Feeding behavior and ruminal pH of corn silage, barley

grain, and corn dried distillers' grain offered in a total mixed ration or in a

free-choice diet to beef cattle. J Anim Sci. 2014 Aug;92(8):3526-36. doi:

10.2527/jas.2013-7224. Epub 2014 Jul 8. PubMed PMID: 25006072.

7: Reis LF, Minervino AH, Araújo CA, Sousa RS, Oliveira FL, Rodrigues FA,

Meira-Júnior EB, Barrêto-Júnior RA, Mori CS, Ortolani EL. Comparison of rumen

fluid pH by continuous telemetry system and bench pH meter in sheep with

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8: Chaidate I, Somchai C, Jos N, Henk H. A cow-level association of ruminal pH on

body condition score, serum beta-hydroxybutyrate and postpartum disorders in Thai

dairy cattle. Anim Sci J. 2014 Sep;85(9):861-7. doi: 10.1111/asj.12217. Epub 2014

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a bacteria-based probiotic on ruminal pH, volatile fatty acids and bacterial

flora of Holstein calves. J Vet Med Sci. 2014 Jun;76(6):877-85. Epub 2014 Mar 7.

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10: Long M, Feng WJ, Li P, Zhang Y, He RX, Yu LH, He JB, Jing WY, Li YM, Wang Z,

Liu GW. Effects of the acid-tolerant engineered bacterial strain Megasphaera

elsdenii H6F32 on ruminal pH and the lactic acid concentration of simulated rumen

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supplementation and dietary concentrate proportion on body temperature, ruminal

pH and milk performance of primiparous dairy cows. Arch Anim Nutr. 2013

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12: Inchaisri C, Chanpongsang S, Noordhuizen J, Hogeveen H. The association of

ruminal pH and some metabolic parameters with conception rate at first artificial

insemination in Thai dairy cows. Trop Anim Health Prod. 2013 Jun;45(5):1183-90.

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13: Sullivan ML, Grigsby KN, Bradford BJ. Effects of wet corn gluten feed on

ruminal pH and productivity of lactating dairy cattle fed diets with sufficient

physically effective fiber. J Dairy Sci. 2012 Sep;95(9):5213-20. doi:

10.3168/jds.2012-5320. PubMed PMID: 22916927.

14: Colman E, Tas BM, Waegeman W, De Baets B, Fievez V. The logistic curve as a

tool to describe the daily ruminal pH pattern and its link with milk fatty acids.

J Dairy Sci. 2012 Oct;95(10):5845-65. doi: 10.3168/jds.2011-5130. Epub 2012 Aug

9. Erratum in: J Dairy Sci. 2013 Feb;96(2):1323. PubMed PMID: 22884340.

15: Geishauser T, Linhart N, Neidl A, Reimann A. Factors associated with ruminal

pH at herd level. J Dairy Sci. 2012 Aug;95(8):4556-67. doi:

10.3168/jds.2012-5380. PubMed PMID: 22818470.

16: Golder HM, Celi P, Rabiee AR, Heuer C, Bramley E, Miller DW, King R, Lean IJ.

Effects of grain, fructose, and histidine on ruminal pH and fermentation products

during an induced subacute acidosis protocol. J Dairy Sci. 2012

Apr;95(4):1971-82. doi: 10.3168/jds.2011-4671. PubMed PMID: 22459843.

17: Sato S, Mizuguchi H, Ito K, Ikuta K, Kimura A, Okada K. Technical note:

development and testing of a radio transmission pH measurement system for

continuous monitoring of ruminal pH in cows. Prev Vet Med. 2012 Mar

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18: Martel CA, Titgemeyer EC, Mamedova LK, Bradford BJ. Dietary molasses

increases ruminal pH and enhances ruminal biohydrogenation during milk fat

depression. J Dairy Sci. 2011 Aug;94(8):3995-4004. doi: 10.3168/jds.2011-4178.

PubMed PMID: 21787935.

19: Hook SE, Steele MA, Northwood KS, Wright AD, McBride BW. Impact of

high-concentrate feeding and low ruminal pH on methanogens and protozoa in the

rumen of dairy cows. Microb Ecol. 2011 Jul;62(1):94-105. doi:

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20: Jasmin BH, Boston RC, Modesto RB, Schaer TP. Perioperative ruminal pH changes

in domestic sheep (Ovis aries) housed in a biomedical research setting. J Am

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21: Schneider K, Gasteiner J, Guggenberger T, Urdl M, Steiner S, Neidl A, Linhart

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22: Aschenbach JR, Penner GB, Stumpff F, Gäbel G. Ruminant Nutrition Symposium:

Role of fermentation acid absorption in the regulation of ruminal pH. J Anim Sci.

2011 Apr;89(4):1092-107. doi: 10.2527/jas.2010-3301. Epub 2010 Oct 15. Review.

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23: Karatzia MA, Pourliotis K, Katsoulos PD, Karatzias H. Effects of in-feed

inclusion of clinoptilolite on blood serum concentrations of aluminium and

inorganic phosphorus and on ruminal pH and volatile fatty acid concentrations in

dairy cows. Biol Trace Elem Res. 2011 Aug;142(2):159-66. doi:

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24: Palladino RA, Wawrzkiewicz M, Danelón JL, Gaggiotti M, Jaurena G. In vitro

digestion of fresh alfalfa under different conditions of ruminal pH. J Sci Food

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25: AlZahal O, Steele MA, Valdes EV, McBride BW. Technical note: the use of a

telemetric system to continuously monitor ruminal temperature and to predict

ruminal pH in cattle. J Dairy Sci. 2009 Nov;92(11):5697-701. doi:

10.3168/jds.2009-2220. PubMed PMID: 19841229.

26: Hindrichsen IK, Kreuzer M. High methanogenic potential of sucrose compared

with starch at high ruminal pH. J Anim Physiol Anim Nutr (Berl). 2009

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27: Penner GB, Aschenbach JR, Gäbel G, Oba M. Technical note: Evaluation of a

continuous ruminal pH measurement system for use in noncannulated small

ruminants. J Anim Sci. 2009 Jul;87(7):2363-6. doi: 10.2527/jas.2008-1665. Epub

2009 Mar 27. PubMed PMID: 19329478.

28: Yang WZ, Beauchemin KA. Increasing physically effective fiber content of

dairy cow diets through forage proportion versus forage chop length: chewing and

ruminal pH. J Dairy Sci. 2009 Apr;92(4):1603-15. doi: 10.3168/jds.2008-1379.

PubMed PMID: 19307642.

29: Krause KM, Dhuyvetter DV, Oetzel GR. Effect of a low-moisture buffer block on

ruminal pH in lactating dairy cattle induced with subacute ruminal acidosis. J

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30: Desnoyers M, Duvaux-Ponter C, Rigalma K, Roussel S, Martin O, Giger-Reverdin

S. Effect of concentrate percentage on ruminal pH and time-budget in dairy goats.

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31: Dragomir C, Sauvant D, Peyraud JL, Giger-Reverdin S, Michalet-Doreau B.

Meta-analysis of 0 to 8 h post-prandial evolution of ruminal pH. Animal. 2008

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32: Dohme F, DeVries TJ, Beauchemin KA. Repeated ruminal acidosis challenges in

lactating dairy cows at high and low risk for developing acidosis: ruminal pH. J

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33: Marden JP, Julien C, Monteils V, Auclair E, Moncoulon R, Bayourthe C. How

does live yeast differ from sodium bicarbonate to stabilize ruminal pH in

high-yielding dairy cows? J Dairy Sci. 2008 Sep;91(9):3528-35. doi:

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34: Zebeli Q, Dijkstra J, Tafaj M, Steingass H, Ametaj BN, Drochner W. Modeling

the adequacy of dietary fiber in dairy cows based on the responses of ruminal pH

and milk fat production to composition of the diet. J Dairy Sci. 2008

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35: AlZahal O, Kebreab E, France J, McBride BW. A mathematical approach to

predicting biological values from ruminal pH measurements. J Dairy Sci. 2007

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36: Yang WZ, Beauchemin KA. Altering physically effective fiber intake through

forage proportion and particle length: chewing and ruminal pH. J Dairy Sci. 2007

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37: AlZahal O, Rustomo B, Odongo NE, Duffield TF, McBride BW. Technical note: A

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38: Rustomo B, AlZahal O, Odongo NE, Duffield TF, McBride BW. Effects of rumen

acid load from feed and forage particle size on ruminal pH and dry matter intake

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39: DiLorenzo N, Diez-Gonzalez F, DiCostanzo A. Effects of feeding polyclonal

antibody preparations on ruminal bacterial populations and ruminal pH of steers

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40: Penner GB, Beauchemin KA, Mutsvangwa T. An evaluation of the accuracy and

precision of a stand-alone submersible continuous ruminal pH measurement system.

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41: Yang WZ, Beauchemin KA. Effects of physically effective fiber on chewing

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44: Bargo F, Muller LD. Grazing behavior affects daily ruminal pH and NH3

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45: Marden JP, Bayourthe C, Enjalbert F, Moncoulon R. A new device for measuring

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