<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2448-6132</journal-id>
<journal-title><![CDATA[Abanico veterinario]]></journal-title>
<abbrev-journal-title><![CDATA[Abanico vet]]></abbrev-journal-title>
<issn>2448-6132</issn>
<publisher>
<publisher-name><![CDATA[Sergio Martínez González]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-61322019000100117</article-id>
<article-id pub-id-type="doi">10.21929/abavet2019.917</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Use of plant extracts in in vitro ruminal fermentation]]></article-title>
<article-title xml:lang="es"><![CDATA[Uso de extractos de plantas en la fermentación ruminal in vitro]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delgadillo-Ruiz]]></surname>
<given-names><![CDATA[Lucía]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bañuelos-Valenzuela]]></surname>
<given-names><![CDATA[Rómulo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Echavarría-Cháirez]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gallegos-Flores]]></surname>
<given-names><![CDATA[Perla Ivonne]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meza-López]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Autonomous University of Zacatecas Academic Unit of Biological Sciences ]]></institution>
<addr-line><![CDATA[Zacatecas Zacatecas]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,National Institute of Forestry, Agriculture and Livestock Research Experimental field Zacatecas ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma de Zacatecas Unidad Académica de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Víctor Rosales Zacatecas]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>9</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-61322019000100117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-61322019000100117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-61322019000100117&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The objective of this work was to obtain and characterize the extracts of Larrea tridentata, Origanum vulgare, Artemisa ludoviciana and Ruta graveolens for use in ruminal digestibility in vitro and to quantify their production of gas, volatile fatty acids and methane. The chemical composition of the extracts was determined by gas chromatography and ruminal fluid was used for in vitro gas production. The determination of volatile fatty acids was carried out by gas chromatography. Methane was inferred with the concentration of volatile fatty acids. For the chemical composition, the compounds were identified: terpinen, limonene, linalool, thymol and carvacrol. In digestibility, the lowest concentration of gas produced at a volume of 100 &#956;L of extract was L. tridentata and methane is reported 1.4 times more than the control of alfalfa (0.514 mL g-1). For the concentration of 330 &#956;L of the O. vulgaris extract, it showed inhibition of methane with respect to the control of alfalfa. It is concluded that the extract four of O. vulgaris was the one that presented a better digestibility with respect to the production of gas, AGV (volatile fatty acids) and lower concentration of methane with respect to the control.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El objetivo de este trabajo fue obtener y caracterizar los extractos de Larrea tridentata, Origanum vulgare, Artemisa ludoviciana y Ruta graveolens para utilizarlos en la digestibilidad ruminal in vitro y cuantificar su producción de gas, ácidos grasos volátiles y de metano. Se determinó la composición química de los extractos por cromatografía de gases y para la producción de gas in vitro se utilizó fluido ruminal. La determinación de ácidos grasos volátiles se efectuó por cromatografía de gases. El metano se infirió con la concentración de ácidos grasos volátiles. Para la composición química se identificaron en los extractos los compuestos: terpineno, limoneno, linalool, timol y carvacrol. En la digestibilidad el que menor concentración de gas produjo a un volumen de 100 µL de extracto fue L. tridentata y el metano se reporta 1.4 veces más que el control de alfalfa (0.514 mL g-1). Para la concentración de 330 µL del extracto O. vulgaris, presentó inhibición de metano con respecto al control de alfalfa. Se concluye que el extracto cuatro de O. vulgaris fue el que presentó una mejor digestibilidad con respecto a la producción de gas, AGV (ácidos grasos volátiles) y menor concentración de metano con respecto al control.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Plant extracts]]></kwd>
<kwd lng="en"><![CDATA[Volatile fatty acids and Methane]]></kwd>
<kwd lng="es"><![CDATA[extractos de plantas]]></kwd>
<kwd lng="es"><![CDATA[Ácidos grasos volátiles y Metano]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[AGARWAL]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Shekhar]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Chaudhary]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Kamra]]></surname>
<given-names><![CDATA[DN]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of peppermint (Mentha piperita) oil on in vitro methanogenesis and fermentation of feed with buffalo rumen liquor]]></article-title>
<source><![CDATA[Animal Feed Science and Technology]]></source>
<year>2009</year>
<volume>148</volume>
<page-range>321-7</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ALAYÓN]]></surname>
<given-names><![CDATA[GJA]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[FG]]></given-names>
</name>
<name>
<surname><![CDATA[Piñeiro]]></surname>
<given-names><![CDATA[VAT]]></given-names>
</name>
<name>
<surname><![CDATA[Canul]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Albores]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Villanueva]]></surname>
<given-names><![CDATA[LG]]></given-names>
</name>
<name>
<surname><![CDATA[Nahed]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
<name>
<surname><![CDATA[Ku]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estrategias de mitigación de gases de efecto invernadero en la ganadería]]></article-title>
<source><![CDATA[Agroproductividad]]></source>
<year>2018</year>
<volume>11</volume>
<page-range>9-15</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ALEJOS]]></surname>
<given-names><![CDATA[FJI]]></given-names>
</name>
<name>
<surname><![CDATA[Almaraz]]></surname>
<given-names><![CDATA[BI]]></given-names>
</name>
<name>
<surname><![CDATA[Peralta]]></surname>
<given-names><![CDATA[OJJG]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[SP]]></given-names>
</name>
<name>
<surname><![CDATA[Soriano]]></surname>
<given-names><![CDATA[RR]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[CMG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Consideraciones de bienestar animal en las estrategias para la disminución de la producción de metano entérico por rumiantes]]></article-title>
<source><![CDATA[Agroproductividad]]></source>
<year>2018</year>
<volume>11</volume>
<page-range>57-63</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ALBADO]]></surname>
<given-names><![CDATA[PE]]></given-names>
</name>
<name>
<surname><![CDATA[Sáez]]></surname>
<given-names><![CDATA[FG]]></given-names>
</name>
<name>
<surname><![CDATA[Grabiel]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Composición química y actividad antibacteriana del aceite esencial del Origanum vulgare (orégano)]]></article-title>
<source><![CDATA[Medical Journal Herediana]]></source>
<year>2001</year>
<volume>12</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>16-9</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[BENCHAAR]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Calsamiglia]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Chaves]]></surname>
<given-names><![CDATA[AV]]></given-names>
</name>
<name>
<surname><![CDATA[Fraser]]></surname>
<given-names><![CDATA[GR]]></given-names>
</name>
<name>
<surname><![CDATA[Colombatto]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[McAllister]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
<name>
<surname><![CDATA[Beauchemin]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of plant-derived essential oils in ruminant nutrition and production]]></article-title>
<source><![CDATA[Animal Feed Science and Technology]]></source>
<year>2008</year>
<volume>145</volume>
<numero>1-4</numero>
<issue>1-4</issue>
<page-range>209-28</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[BURT]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Essential oils: their antibacterial properties and potential applications in foods -a review]]></article-title>
<source><![CDATA[International Journal of Food Microbiology]]></source>
<year>2004</year>
<volume>94</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>223-53</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[CAI]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Luo]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
<name>
<surname><![CDATA[Sol]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Corke]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Antioxidant activity and phenolic compounds of 112 traditional Chinese medicinal plants associated with anticancer]]></article-title>
<source><![CDATA[Life sciences]]></source>
<year>2004</year>
<volume>74</volume>
<numero>17</numero>
<issue>17</issue>
<page-range>2157-84</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[COBELLIS]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Trabalza-Marinucci]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Critical evaluation of essential oils as rumen modifiers in ruminant nutrition: A review]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2016</year>
<volume>545</volume>
<page-range>556-68</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[DE FEO]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[De Simone]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Senatore]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Potential allelochemicals from the essential oil of Ruta graveolens]]></article-title>
<source><![CDATA[Phytochemistry]]></source>
<year>2002</year>
<volume>61</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>573-8</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[DORMAN]]></surname>
<given-names><![CDATA[HJD]]></given-names>
</name>
<name>
<surname><![CDATA[Deans]]></surname>
<given-names><![CDATA[SG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Animicrobial agents from plants: antibacterial activity of plant volatile oils]]></article-title>
<source><![CDATA[Journal of applied microbiology]]></source>
<year>2000</year>
<volume>88</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>308-16</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ECKARD]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
<name>
<surname><![CDATA[Grainger]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[De Klein]]></surname>
<given-names><![CDATA[CAM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Options for the abatement of methane and nitrous oxide from ruminants&#8217; production: a review]]></article-title>
<source><![CDATA[Livestock Science]]></source>
<year>2010</year>
<volume>130</volume>
<page-range>47-56</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[FRANCE]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Volatile fatty acid production]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Dijkstra]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Forbes]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[France]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Quantitative aspects of ruminant digestion and metabolism]]></source>
<year>2005</year>
<edition>2nd</edition>
<page-range>157-75</page-range><publisher-loc><![CDATA[USA ]]></publisher-loc>
<publisher-name><![CDATA[CABI Publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[GALICIA]]></surname>
<given-names><![CDATA[JMM]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[GSJ]]></given-names>
</name>
<name>
<surname><![CDATA[Ávila]]></surname>
<given-names><![CDATA[SNY]]></given-names>
</name>
<name>
<surname><![CDATA[Murialdo]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Two-component system: a molecular dialogue between ruminal bacteria and feed particles (forage plants)]]></article-title>
<source><![CDATA[Tropical and Subtropical Agroecosystems]]></source>
<year>2017</year>
<volume>20</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[GERBER]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Steinfeld]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Henderson]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Mottet]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Opio]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Dijkman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Falcucci]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Tempio]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<source><![CDATA[Tackling Climate Change Through Livestock-A Global Assessment of Emissions and Mitigation Opportunities]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Rome, Italy ]]></publisher-loc>
<publisher-name><![CDATA[FAO-Food and Agriculture Organization of the United Nations]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[GETACHEW]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Robinson]]></surname>
<given-names><![CDATA[PH]]></given-names>
</name>
<name>
<surname><![CDATA[DePeters]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Taylor]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Gisi]]></surname>
<given-names><![CDATA[DD]]></given-names>
</name>
<name>
<surname><![CDATA[Higginbotham]]></surname>
<given-names><![CDATA[GE]]></given-names>
</name>
<name>
<surname><![CDATA[Riordan]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Methane production from commercial dairy rations estimated using an in vitro gas technique]]></article-title>
<source><![CDATA[Animal Feed Science and Technology]]></source>
<year>2005</year>
<volume>123</volume>
<page-range>391-402</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[HOOK]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
<name>
<surname><![CDATA[Wright]]></surname>
<given-names><![CDATA[ADG]]></given-names>
</name>
<name>
<surname><![CDATA[McBride]]></surname>
<given-names><![CDATA[BW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Methanogens: methane producers of the rumen and mitigation strategies]]></article-title>
<source><![CDATA[Archaea]]></source>
<year>2010</year>
<volume>2010</volume>
<page-range>1-11</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[HRISTOV]]></surname>
<given-names><![CDATA[AN]]></given-names>
</name>
<name>
<surname><![CDATA[Oh]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Giallongo]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Frederick]]></surname>
<given-names><![CDATA[TW]]></given-names>
</name>
<name>
<surname><![CDATA[Harper]]></surname>
<given-names><![CDATA[MT]]></given-names>
</name>
<name>
<surname><![CDATA[Weeks]]></surname>
<given-names><![CDATA[HL]]></given-names>
</name>
<name>
<surname><![CDATA[Branco]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
<name>
<surname><![CDATA[Moate]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Deighton]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
<name>
<surname><![CDATA[Kindermann]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Duval]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An inhibitor persistently decreased enteric methane emission from dairy cows with no negative effect on milk production]]></article-title>
<source><![CDATA[Proceedings of the National Academy of Sciences]]></source>
<year>2015</year>
<volume>112</volume>
<numero>34</numero>
<issue>34</issue>
<page-range>10663-8</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[JOHNSON]]></surname>
<given-names><![CDATA[DE]]></given-names>
</name>
<name>
<surname><![CDATA[Branine]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ward]]></surname>
<given-names><![CDATA[GM]]></given-names>
</name>
<name>
<surname><![CDATA[Carinean]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Lodman]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The potential contribution of beef cattle methane to total global warning: Background information and perspective]]></article-title>
<source><![CDATA[Beef program report]]></source>
<year>1991</year>
<page-range>8</page-range><publisher-loc><![CDATA[USA ]]></publisher-loc>
<publisher-name><![CDATA[The Department of Animal Science's]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[KORDALI]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Cakir]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mavi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Kilic]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Yildirim]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Screening of chemical composition and antifungal and antioxidant activities of the essential oils from three Turkish Artemisia species]]></article-title>
<source><![CDATA[Journal of agricultural and food chemistry]]></source>
<year>2005</year>
<volume>53</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1408-16</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MCKAY]]></surname>
<given-names><![CDATA[DL]]></given-names>
</name>
<name>
<surname><![CDATA[Blumberg]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of the bioactivity and potential health benefits of chamomile tea (Matricaria recutita L.)]]></article-title>
<source><![CDATA[Phytotherapy research]]></source>
<year>2006</year>
<volume>20</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>619-33</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MOSS]]></surname>
<given-names><![CDATA[AR]]></given-names>
</name>
<name>
<surname><![CDATA[Jouany]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Newbold]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Methane production by ruminants: Its contribution to global warming]]></article-title>
<source><![CDATA[Annales de zootechnie]]></source>
<year>2000</year>
<volume>49</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>231-53</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MOUMEN]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Azizi]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Chekroun]]></surname>
<given-names><![CDATA[KB]]></given-names>
</name>
<name>
<surname><![CDATA[Baghour]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The effects of livestock methane emission on the global warming: a review]]></article-title>
<source><![CDATA[International Journal of Global Warming]]></source>
<year>2016</year>
<volume>9</volume>
<page-range>229-53</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[NEWTON]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Van]]></surname>
<given-names><![CDATA[VK]]></given-names>
</name>
</person-group>
<source><![CDATA[Seasonal patterns and controlling factors of primary production in Puget Sound&#8217;s central basin and Possession Sound]]></source>
<year>2002</year>
<page-range>38</page-range><publisher-loc><![CDATA[Olympia, WA ]]></publisher-loc>
<publisher-name><![CDATA[Washington State Department of Ecology, Environmental Assessment Program]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="book">
<collab>NRC (National Research Council)</collab>
<source><![CDATA[Air Emissions from Animal Feeding Operations: Current Knowledge, Future Needs]]></source>
<year>2003</year>
<page-range>286</page-range><publisher-loc><![CDATA[Washington, DC ]]></publisher-loc>
<publisher-name><![CDATA[Natl Acad Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[PATRA]]></surname>
<given-names><![CDATA[AK]]></given-names>
</name>
<name>
<surname><![CDATA[Saxena]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new perspective on the use of plant secondary metabolites to inhibit methanogenesis in the rumen]]></article-title>
<source><![CDATA[Phytochemistry]]></source>
<year>2010</year>
<volume>71</volume>
<numero>11-12</numero>
<issue>11-12</issue>
<page-range>1198-222</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[PATRA]]></surname>
<given-names><![CDATA[AK]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of vanillin, quillaja saponin, and essential oils on in vitro fermentation and protein-degrading microorganisms of the rumen]]></article-title>
<source><![CDATA[Appl Microbiol Biotechnol]]></source>
<year>2014</year>
<volume>98</volume>
<page-range>897-905</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[POPOVA]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[McGovern]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[McCabe]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Martin]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Doreau]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Arbre]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Meale]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Morgavi]]></surname>
<given-names><![CDATA[DP]]></given-names>
</name>
<name>
<surname><![CDATA[Waters]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La capacidad estructural y funcional de la microbiota ruminal y cecal en el ganado en crecimiento no se vio afectada por la suplementación dietética de aceite de linaza y nitrato]]></article-title>
<source><![CDATA[Fronteras en microbiología]]></source>
<year>2017</year>
<volume>8</volume>
<page-range>937</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[RAVINDRA]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kamra]]></surname>
<given-names><![CDATA[DN]]></given-names>
</name>
<name>
<surname><![CDATA[Neeta]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Chaudhary]]></surname>
<given-names><![CDATA[LC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of eucalyptus (Eucalyptus globules) oil on in vitro methanogenesis and fermentation of feed with buffalo rumen liquor]]></article-title>
<source><![CDATA[Animal Nutrition and Feed Technology]]></source>
<year>2009</year>
<volume>9</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>237-43</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[SEJIAN]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Bhatta]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Soren]]></surname>
<given-names><![CDATA[NM]]></given-names>
</name>
<name>
<surname><![CDATA[Malik]]></surname>
<given-names><![CDATA[PK]]></given-names>
</name>
<name>
<surname><![CDATA[Ravindra]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Prasad]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Lal]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Introduction to Concepts of Climate Change Impact on Livestock and Its Adaptation and Mitigation]]></article-title>
<source><![CDATA[Climate Change Impact on Livestock: Adaptation and Mitigation]]></source>
<year>2015</year>
<page-range>1-25</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[TAPIO]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Snelling]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
<name>
<surname><![CDATA[Strozzi]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The ruminal microbiome associated with methane emissions from ruminant livestock]]></article-title>
<source><![CDATA[Journal of animal science and biotechnology]]></source>
<year>2017</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>7</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[THEODOROU]]></surname>
<given-names><![CDATA[MK]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[BA]]></given-names>
</name>
<name>
<surname><![CDATA[Dhanoa]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[McAllan]]></surname>
<given-names><![CDATA[AB]]></given-names>
</name>
<name>
<surname><![CDATA[France]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A simple gas production method using a pressure transducer to determine the fermentation kinetics of ruminant feeds]]></article-title>
<source><![CDATA[Animal Feed Science and Technology]]></source>
<year>1994</year>
<volume>48</volume>
<page-range>185-97</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[WALLACE]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Antimicrobial properties of plant secondary metabolites]]></article-title>
<source><![CDATA[Proceedings of the Nutrition Society]]></source>
<year>2004</year>
<volume>63</volume>
<page-range>621-9</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[WANG]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[SP]]></given-names>
</name>
<name>
<surname><![CDATA[Zhou]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influences of flavomycin, ropadiar, and saponin on nutrient digestibility, rumen fermentation, and methane emission from sheep]]></article-title>
<source><![CDATA[Animal Feed Science and Technology]]></source>
<year>2009</year>
<volume>148</volume>
<numero>2-4</numero>
<issue>2-4</issue>
<page-range>157-66</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ZHANG]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Shi]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Ji]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of dietary forage to concentrate ratios on dynamic profile changes and interactions of ruminal microbiota and metabolites in Holstein heifers]]></article-title>
<source><![CDATA[Frontiers in microbiology]]></source>
<year>2017</year>
<volume>8</volume>
<page-range>2206</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
