WALLMANN J,GOOSSENS L,HARTMANN K,et al.Results of an interlaboratory test on antimicrobial susceptibility testing of bacteria from animals by broth microdilution[J].International Journal of Antimicrobial Agents,2006,27(6):482-490.
[3]
BYARUGABA D K,BACH A,ANIMUT G,et al.A view on antimicrobial resistance in developing countries and responsible risk factors[J].International Journal of Antimicrobial Agents,2004,24(2):105-110.
[4]
MARK C,CHRISTIAN F,ENRIC M,et al.The European ban on growth-promoting antibiotics and emerging consequences for human and animal health[J].Journal of Antimicrobial Chemotherapy,2003,52(2):159-161.
[5]
GETACHEW G,MAKKAR H P S,BECTER K.Method of polyethylene glycol application to tannin-containing browses to improve microbial fermentation and efficiency of microbial protein synthesis from tannin-containing browses[J].Animal Feed Science and Technology,2001,92(1/2):51-57.
[6]
ELLEN M H,SELJE-ASSMANN N,BECKER K.Dose studies on anti-proteolytic effects of a methanol extract from Knautia arvensis on in vitro ruminal fermentation[J].Animal Feed Science and Technology,2008,145(1/2/3/4):285-301.
ALEXANDER G,SINGH B,SAHOO A,et al.In vitro screening of plant extracts to enhance the efficiency of utilization of energy and nitrogen in ruminant diets[J].Animal Feed Science and Technology,2008,145(1/2/3/4):229-244.
[9]
CASTILLEJOS S,BUSQUET M,CARDOZO P W,et al.Invited review:essential oils as modifiers of rumen microbial fermentation[J].Journal of Dairy Science,2007,90(6):2580-2595.
[10]
YANG W Z,BENCHAAR C,AMETAJ B N,et al.Effects of garlic and juniper berry essential oils on ruminal fermentation and on the site and extent of digestion in lactating cows[J].Journal of Dairy Science,2007,90(12):5671-5681.
[11]
DEVANT M,ANGLADA A,BACH A,et al.Effects of plant extract supplementation on rumen fermentation and metabolism in young Holstein bulls consuming high levels of concentrate[J].Animal Feed Science and Technology,2007,137(1/2):46-57.
[12]
VIETH R.Vitamin D supplementation 1,25-hydroxyvitamin D concentrations,and safety[J].American Journal of Clinical Nutrition,1999,69:842-856.
[13]
BISCHOFF H A,GIOVANNUCCI E,WILLETT W C,et al.Estimation of optimal serum concentrations of 25-hydroxyvitamin D for multiple health outcomes[J].American Journal of Clinical Nutrition,2006,84:18-28.
[14]
TANGPRICHA V,PEARCE E N,HOLICK M F.Vitamin D insufficiency among free-living healthy young adults[J].American Journal of Medicine,2002,112:659-662.
[15]
GROSSMANN R E,TANGPRICHA V.Evaluation of vehicle substances on vitamin D bioavailability:a systematic review[J].Molecular Nutrition & Food Research,2010,54:1055-1061.
[16]
OMDAHL J L,MORRIS H A,MAY B K.Hydroxylase enzymes of the vitamin D pathway:expression,function,and regulation[J].Annual Review of Nutrition,2002,22:139-166.
[17]
AJIBADE D V,DHAWAN P,CHRISTAKOS S.Calcitonin:a regulator of the 25-hydroxyvitamin D3 1alpha hydroxylase gene[J].Journal of Bone and Mineral Research,2009 284(17):11059-11069.
[18]
BUSQUET M,CALSAMIGLIA S,FERRET A,et al.Screening for effects of plant extracts and active compounds of plants on dairy cattle rumen microbial fermentation in a continuous culture system[J].Animal Feed Science and Technology,2005,123-124.
[19]
RITUPARNA B,VERMA A K,DAS A K,et al.Antioxidant effects of broccoli powder extract in goat meat nuggets[J].Meat Science,2012,91(2):179-184.
[20]
GEMA N,PEDRO D,SANCHO B,et al.Effect on lamb meat quality of including thyme (Thymus zygis ssp.gracilis) leaves in ewes’diet[J].Meat Science,2010,85(1):82-88.
[21]
SANCHO B,LORENA M,ELISABET A.Effects of dietary rosemary extract on lamb spoilage under retail display conditions[J].Meat Science,2012,90(3):579-583.
STOFFELS K,OVERBERGH L,BOUILLON R,et al.Immune regulation of 1alpha-hydroxylase in murine peritoneal macrophages:unravelling the IFNgamma pathway[J].Journal of Steroid Biochemistry and Molecular Biology,2007,103:567-571.
[24]
DENG Y C,YU Y Z,LUO H Y,et al.Antimicrobial activity of extract and two alkaloids from traditional Chinese medicinal plant Stephania dielsiana[J].Food Chemistry,2011,124(4):1556-1560.
DEVANT M,ANGLADA A,BACH A,et al.Effects of plant extract supplementation on rumen fermentation and metabolism in young Holstein bulls consuming high levels of concentrate[J].Animal Feed Science and Technology,2007,137(1):46-57.
[27]
KUNG L J,WILLIAMS P,SCHMIDT R J,et al.A blend of essential plant oils used as an additive to alter silage fermentation or reed as a feed additive for lactating dairy cows[J].Journal of Dairy Science,2008,91(12):4793-4800.
[28]
ANIMUT G,PUCHALA R,GOETSCH A L,et al.Methane emission by goats consuming different sources of condensed tannins[J].Animal Feed Science and Technology,2008,144(3/4):228-241.
JOY M C,GEORGE C F,BRYAN W.Selected indigestible oligosaccharides affect large bowel mass,cecal and fecal short chain fatty acids,pH and microflora in rats[J].Nutrient Metabolism,1997,127(1):130-136.
[31]
HART K J,LASWAI G H,CHAVES A V,et al.Plant extracts to manipulate rumen fermentation[J].Animal Feed Science and Technology,2008,147(1/2/3):8-35.
[32]
ALEXANDER G,SINGH B,SAHOO A,et al.In vitro screening of plant extracts to enhance the efficiency of utilization of energy and nitrogen in ruminant diets[J].Animal Feed Science and Technology,2008,145(1/2/3/4):229-244.
[33]
王成章,王恬.饲料学[M].北京:中国农业出版社,2008.
[34]
LASWAI G H,MTAMAKAYA J D,KIMAMBO A E,et al.Dry matter intake,in vivo nutrient digestibility and concentration of minerals in the blood and urine of steers fed rice straw treated with wood ash extract[J].Animal Feed Science and Technology,2007,137(1/2):25-34.
[35]
SALEMA Z M,OLIVARES M,LOPEZ S,et al.Effect of natural extracts of Salix babylonica and Leucaena leucocephala on nutrient digestibility and growth performance of lambs[J].Animal Feed Science and Technology,2011,170(1/2):27-34.
[36]
CHAVES A V,STANFORD K,GIBSON L L,et al.Effects of carvacrol and cinnamaldehyde on intake,rumen fermentation,growth performance,and carcass characteristics of growing lambs[J].Animal Feed Science and Technology,2005,145(1/2/3/4):396-408.
[37]
KRUEGERA W K,MIN B R,PINCHAK W E,et al.Effects of dietary tannin source on performance,feed efficiency,ruminal fermentation,and carcass and non-carcass traits in steers fed a high-grain diet[J].Animal Feed Science and Technology,2010,159(1/2):1-9.
[38]
MOLERO R,IBARS M,CALSAMIGLIA S,et al.Effects of aspecific blend of essential oil compounds on dry matter and crude protein degradability in heifers fed diets with different forage to concentrate ratios[J].Animal Feed Science and Technology,2004,114(1/2/3/4):91-104.
[39]
HOLTER J B,YOUNG A J.Methane production in dry and lactating Holstein cows[J].Journal of Dairy Science,1992,75(8):2165-2175.
[40]
CARULLA J E,KREUZER M,HESS H D,et al.Supplementation of Acacia mearnsii tannins decreases methanogenesis and urinary nitrogen in foraged-fed sheep[J].Australian Journal of Agriculture Research,2005,56(9):961-970.
[41]
CHENG J B,LEVINE M A,BELL N H,et al.Genetic evidence that the human CYP2R1 enzyme is a key vitamin D 25-hydroxylase[J].Proceedings of the National Academy of Sciences of the United States of America,2004,101:7711-7715.
[42]
PUCHALA R,MIN B R,GOETSCH A L,et al.The effect of a condensed tannin-containing forage on methane emission by goats[J].Journal of Animal Science,2005,83(1):182-186.
[43]
BODAS R,LOPEZ S,FERNANDEZ M,et al.In vitro screening of the potential of numerous plant species as antimethanogenic feed additives for ruminants[J].Animal Feed Science and Technology,2008,145(1/2/3/4):245-258.
[44]
HU W L,LIU J X,YE J A,et al.Effect of tea saponin on rumen fermentation in vitro[J].Animal Feed Science and Technology,2005,120(3/4):333-339.
[45]
MAO H L,WANG J K,ZHOU Y Y,et al.Effects of addition of tea saponins and soybean oil on methane production,fermentation and microbial population in the rumen of growing lambs[J].Livestock Science,2010,129(1/2/3):56-62.
[46]
ZHOU Y Y,MAO H L,JIANG F,et al.Inhibition of rumen methanogenesis by tea saponins with reference to fermentation pattern and microbial communities in Hu sheep[J].Animal Feed Science and Technology,2011,166:93-100.
[47]
SPANGHERO M,ZANFI C,FABBRO E,et al.Effects of a blend of essential oils on some end products of in vitro rumen fermentation[J].Animal Feed Science and Technology,2008,145(1/2/3/4):364-374.
