MCGUFFEY R,RICHARDSON L,WILKINSON J.Ionophores for dairy cattle:current status and future outlook[J].Journal of Dairy Science,2001,84:E194-E203.
[4]
REN M Q,SHEN Z M,ZHAO R Q,et al.Effects of novel polyether ionophore hainanmycin on nutrient digestion,metabolism and ruminal characteristics of goats[J].Journal of Animal and Feed Science,1998,7:21-28.
[5]
ERWIN E S,MARCO G J,EMERY E M.Volatile fatty acid analyses of blood and rumen fluid by gas chromatography[J].Journal of Dairy Science,1961,44(9):1768-1771.
[6]
RUIZ R,ALBRECHT G L,TEDESCHI L O,et al.Effect of monensin on the performance and nitrogen utilization of lactating dairy cows consuming fresh forage[J].Journal of Dairy Science,2001,84:1717-1727.
[7]
FUJIHARA T,RSKOV E R,REEDS P J,et al.The effects of protein infusion on urinary excretion of purine derivatives in ruminants nourished by intragastric infusion[J].Journal of Agricultural Science,1987,109:7-12.
[8]
PLAIZIER J C,MARTIN A,DUFFIELD T,et al.Effect of a prepartum administration of monensin in a controlled-release capsule on apparent digestibilities and nitrogen utilization in transition dairy cows[J].Journal of Dairy Science,2000,83:2918-2925.
REN M Q,SHEN Z M,ZHAO R Q,et al.Effects of novel polyether ionophore hainanmycin on nutrient digestion,metabolism and ruminal characteristics of goats[J].Journal of Animal and Feed Science,1998,7:21-28.
[12]
ERWIN E S,MARCO G J,EMERY E M.Volatile fatty acid analyses of blood and rumen fluid by gas chromatography[J].Journal of Dairy Science,1961,44(9):1768-1771.
[13]
FUJIHARA T,RSKOV E R,REEDS P J,et al.The effects of protein infusion on urinary excretion of purine derivatives in ruminants nourished by intragastric infusion[J].Journal of Agricultural Science,1987,109:7-12.
[14]
CHEN X B,GOMES M.Estimation of microbial protein supply to sheep and cattle based on urinary excretion of purine derivatives-an overview of the technical details[M].Bucksburn:Occasional Publication,1992.
NOCEK J E.Feeding sequence and strategy effects on ruminal environment and production performance in first lactation cows[J].Journal of Dairy Science,1992,75:3100-3108.
MATHEW B,EASTRIDGE M L,OELKER E R,et al.Interactions of monensin with dietary fat and carbohydrate components on ruminal fermentation and production responses by dairy cows[J].Journal of Dairy Science,2011,94:396-409.
[23]
CHEN G,RUSSELL J B.More monensin-sensitive,ammonia-producing bacteria from the rumen[J].Applied and Environmental Microbiology,1989,55:1052-1057.
[24]
MATHEW B,EASTRIDGE M L,OELKER E R,et al.Interactions of monensin with dietary fat and carbohydrate components on ruminal fermentation and production responses by dairy cows[J].Journal of Dairy Science,2011,94:396-409.
[25]
KRAUSE D O,RUSSELL J B.An rRNA approach for assessing the role of obligate amino acid-fermenting bacteria in ruminal amino acid deamination[J].Applied and Environmental Microbiology,1996,62:815-821.
[26]
CALLAWAY T R,ADAMS K A,RUSSELL J B.The ability of "low G + C gram-positive" ruminal bacteria to resist monensin and counteract potassium depletion[J].Current Microbiology,1999,39:226-230.
[27]
RUSSELL J B,STROBEL H J.Effect of ionophores on ruminal fermentation[J].Applied and Environmental Microbiology,1989,55:1-6.
[28]
YANG C M,RUSSELL J B.Effect of monensin on the specific activity of ammonia production by ruminal bacteria and disappearance of amino nitrogen from the rumen[J].Applied and Environmental Microbiology,1993,59:3250-3254.
[29]
CHEN G,RUSSELL J B.More monensin-sensitive,ammonia-producing bacteria from the rumen[J].Applied and Environmental Microbiology,1989,55:1052-1057.
[30]
YANG C M,RUSSELL J B.The effect of monensin supplementation on ruminal ammonia accumulation in vivo and the numbers of amino acid-fermenting bacteria[J].Journal of Animal Science,1993,71:3470-3476.
[31]
KRAUSE D O,RUSSELL J B.An rRNA approach for assessing the role of obligate amino acid-fermenting bacteria in ruminal amino acid deamination[J].Applied and Environmental Microbiology,1996,62:815-821.
[32]
CALLAWAY T R,EDRINGTON T S,RYCHLIK J L,et al.Ionophores:their use as ruminant growth promotants and impact on food safety[J].Intestinal Microbiology,2003,4:43-51.
[33]
YANG C M,RUSSELL J B.Effect of monensin on the specific activity of ammonia production by ruminal bacteria and disappearance of amino nitrogen from the rumen[J].Applied and Environmental Microbiology,1993,59:3250-3254.
[34]
YANG C M,RUSSELL J B.The effect of monensin supplementation on ruminal ammonia accumulation in vivo and the numbers of amino acid-fermenting bacteria[J].Journal of Animal Science,1993,71:3470-3476.
[35]
CALLAWAY T R,EDRINGTON T S,RYCHLIK J L,et al.Ionophores:their use as ruminant growth promotants and impact on food safety[J].Intestinal Microbiology,2003,4:43-51.
[36]
HANSON T L,KLOPFENSTEIN T.Monensin protein source and protein levels for grazing steers[J].Journal of Animal Science,1979,48:474-479.
[37]
POOS M I,HANSEN T L,KLOPFENSTEIN T J.Monensin effects on diet digestibility,ruminal protein bypass and microbial protein synthesis[J].Journal of Animal Science,1979,48:1516-1524.
[38]
International Atomic Energy Agency.Estimation of rumen microbial protein production from purine derivatives in urine[M].Vienna:International Atomic Energy Agency,1997:22-24.
[39]
MARTINEAU R,BENCHAAR C,PETIT H V,et al.Effects of lasalocid or monensin supplementation on digestion,ruminal fermentation,blood metabolites,and milk production of lactating dairy cows[J].Journal of Dairy Science,2007,90:5714-5725.
[40]
HANSON T L,KLOPFENSTEIN T.Monensin protein source and protein levels for grazing steers[J].Journal of Animal Science,1979,48:474-479.
[41]
MUNTIFERING R B,THEURER B,SWINGLE R S,et al.Effect of monensin on nitrogen utilization and digestibility of concentrate diets by steers[J].Journal of Animal Science,1980,50:930-936.
[42]
POOS M I,HANSEN T L,KLOPFENSTEIN T J.Monensin effects on diet digestibility,ruminal protein bypass and microbial protein synthesis[J].Journal of Animal Science,1979,48:1516-1524.
[43]
BRODERICK G A.Effect of low level monensin supplementation on the production of dairy cows fed alfalfa silage[J].Journal of Dairy Science,2004,87:359-368.
[44]
HAIMOUD D A,VERNAY M,BAYOURTHE C,et al.Avoparcin and monensin effects on the digestion of nutrients in dairy cows fed a mixed diet[J].Canadian Journal of Animal Science,1995,75:379-385.
[45]
MARTINEAU R,BENCHAAR C,PETIT H V,et al.Effects of lasalocid or monensin supplementation on digestion,ruminal fermentation,blood metabolites,and milk production of lactating dairy cows[J].Journal of Dairy Science,2007,90:5714-5725.
[46]
MUNTIFERING R B,THEURER B,SWINGLE R S,et al.Effect of monensin on nitrogen utilization and digestibility of concentrate diets by steers[J].Journal of Animal Science,1980,50:930-936.
[47]
BRODERICK G A.Effect of low level monensin supplementation on the production of dairy cows fed alfalfa silage[J].Journal of Dairy Science,2004,87:359-368.
[48]
HAIMOUD D A,VERNAY M,BAYOURTHE C,et al.Avoparcin and monensin effects on the digestion of nutrients in dairy cows fed a mixed diet[J].Canadian Journal of Animal Science,1995,75:379-385.
[49]
NRC.Nutrient requirements of dairy cattle[M].6th edition.Washington, D.C.:National Academy of Sciences,1989.
[50]
NRC.Nutrient requirements of dairy cattle[M].6th edition.Washington, D.C.:National Academy of Sciences,1989.
[51]
SMITH D R,DILORENZO N,LEIBOVICH J,et al.Effects of sulfur and monensin concentrations on in vitro dry matter disappearance,hydrogen sulfide production,and volatile fatty acid concentrations in batch culture ruminal fermentations[J].Journal of Animal Science,2010,88:1503-1512.
[52]
IPHARRAGUERRE I R,CLARK J H.Usefulness of ionophores for lactating dairy cows:a review[J].Animal Feed Science and Technology,2003,106:39-57.
[53]
PACKER E L,CLAYTON E H,CUSACK P M.Rumen fermentation and liveweight gain in beef cattle treated with monensin and grazing lush forage[J].Australian Veterinary Journal,2011,89:338-345.
[54]
TEDESCHI L O,FOX D G,TYLUTKI T P.Potential environmental benefits of ionophores in ruminant diets[J].Journal of Environmental Quality,2003,32:1591-1602.
[55]
MCGUFFEY R,RICHARDSON L,WILKINSON J.Ionophores for dairy cattle:current status and future outlook[J].Journal of Dairy Science,2001,84:E194-E203.
[56]
RUIZ R,ALBRECHT G L,TEDESCHI L O,et al.Effect of monensin on the performance and nitrogen utilization of lactating dairy cows consuming fresh forage[J].Journal of Dairy Science,2001,84:1717-1727.
[57]
SMITH D R,DILORENZO N,LEIBOVICH J,et al.Effects of sulfur and monensin concentrations on in vitro dry matter disappearance,hydrogen sulfide production,and volatile fatty acid concentrations in batch culture ruminal fermentations[J].Journal of Animal Science,2010,88:1503-1512.
[58]
PACKER E L,CLAYTON E H,CUSACK P M.Rumen fermentation and liveweight gain in beef cattle treated with monensin and grazing lush forage[J].Australian Veterinary Journal,2011,89:338-345.
[59]
PLAIZIER J C,MARTIN A,DUFFIELD T,et al.Effect of a prepartum administration of monensin in a controlled-release capsule on apparent digestibilities and nitrogen utilization in transition dairy cows[J].Journal of Dairy Science,2000,83:2918-2925.
GHORBANI B,GHOORCHI T,AMANLOU H,et al.Effects of monensin and increasing crude protein in early lactation on performance of dairy cows[J].Pakistan Journal of Biological Sciences,2008,11:1669-1675.
[62]
CHEN X B,GOMES M.Estimation of microbial protein supply to sheep and cattle based on urinary excretion of purine derivatives-an overview of the technical details[M].Bucksburn:Occasional Publication,1992.
[63]
NOCEK J E.Feeding sequence and strategy effects on ruminal environment and production performance in first lactation cows[J].Journal of Dairy Science,1992,75:3100-3108.
[64]
CALLAWAY T R,ADAMS K A,RUSSELL J B.The ability of "low G + C gram-positive" ruminal bacteria to resist monensin and counteract potassium depletion[J].Current Microbiology,1999,39:226-230.
[65]
GHORBANI B,GHOORCHI T,AMANLOU H,et al.Effects of monensin and increasing crude protein in early lactation on performance of dairy cows[J].Pakistan Journal of Biological Sciences,2008,11:1669-1675.
[66]
RUSSELL J B,STROBEL H J.Effect of ionophores on ruminal fermentation[J].Applied and Environmental Microbiology,1989,55:1-6.
[67]
International Atomic Energy Agency.Estimation of rumen microbial protein production from purine derivatives in urine[M].Vienna:International Atomic Energy Agency,1997:22-24.