[1] 王庚辰,温玉璞.温室气体浓度的排放监测及相关过程[M].北京:中国环境科学出版社,1996.
[2] 游玉波,廖新悌.广东省反刍动物甲烷排放量的估算[J].家畜生态,2004,25(3):27-31.
[3] 贺永惠,王清华,李杰.降低反刍动物甲烷排放的研究进展[J].黄牛杂志,2001,27(5):47-50.
[4] 赵一广,刁其玉,刘洁,等.肉羊甲烷排放测定与模型估测[J].中国农业科学,2012,45(13):2717-2727.
[5] 郭建军,李晓滨,齐雪梅,等.饲料中添加桑叶对育肥牛增重的影响[J].当代畜牧,2010(9):31-32.
[6] 毛红霞,许梓荣,占秀安.黄酮类化合物在动物营养中的研究及应用[J].饲料研究,2000(11):15-16.
[7] BECKER P M,VANWIKSELAAR P G.Effects of plant antioxidants and natural vicinal diketones on methane production,studied
in vitro with rumen fluid and a polylactate as maintenance substrate[J].Animal Feed Science and Technology,2011,170(3/4):201-208.
[8] WAGHORN G C,TAVENDALEM H,WOODFIELD D R.Methanogenesis from forages fed to sheep[J].Proceedings of the New Zealand Grassland Association,2002,64:167-171.
[9] CALSAMIGLIA 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] HU W L,LIU J X,YE J A,et al.Effect of tea sapon in on rumen fermentation
in vitro[J].Animal Feed Science and Technology,2005,120(3/4):333-339.
[11] PATRA A K,KAMRA D N,AGARWAL N.Effect of spices on rumen fermentation,methanogenesis and protozoa counts in
in vitro gasproduction test[J].International Congress Series,2006,1293:176-179.
[12] FUKUI H,GOYO K,TABATA H.Two antimicrobial flavones from the leaves of
G.globra[J].Chemical & Pharmaceutical Bulletin,1988,36(10):4174-4176.

[13] 高昕,王喜军.黄酮类化合物抗肿瘤作用研究进展[J].中医药信息,2005,22(5):33-34,1085.
[14] 刘开朗,王加启,卜登攀,等.瘤胃甲烷调控方法评述[J].中国微生态学杂志,2009,21(4):354-358.
[15] DIMARCO A A,BOBIK T A,WOLFE R S.Unusual coenzymes of methanogenesis[J].Annual Reviews Biochemical,1990,59:355-394.
[16] EVANS J D,MARTIN S A.Effects of thymol on ruminal microorganisms[J].Current Microbiology,2000,41(5):336-340.

[17] GARCÍA-GONZÁLEZ R,LÓPEZ S,FERMÁNDEZ M,et al.Dose-response effect of
Rheum officinale root and
Frangulaalnus bark on ruminal methane production
in vitro[J].Animal Feed and Techology,2008,145(1/2/3/4):319-334.
[18] BURT S.Essentialoils:their antibacterial properties and potential applications in foods-a review[J].International Journal of Food Microbiology,2004,94(3):223-253.

[19] ARIZA-NIETO C J.Evaluation of oregano(
Origanumvulgare)essential oils in swine production system[D].Ph.D.Thesis.Waseca:University of Minnesota,2006.
[20] FRANZ C,BASER K H C,WINDISCH W.Essential oils and aromatic plants in animal feeding a European perspective.A review[J].Flavour and FragranceJournal,2010,25(5):327-340
[21] DORMAN H J D,DEANS S G.Antimicrobial agents from plants:antibacterial activity of plant volatile oils[J].Journal of Applied Microbiology,2000,88(2):308-316.

[22] STILES J C,SPARKS W,RONZIO R A.The inhibition of candida albicans by oregano[J].Journal of Applied Nutrition,1995,47:96-102.
[23] BUSQUET M,CALSAMIGLIA S,FERRET A,et al.Effects of cinnamaldehyde and garlic oil on rumen microbial fermentation in a dual flow continuous culture[J].Journal of Dairy Science,2005,88(7):2508-2516.

[24] HART K J,YÁEZ-RUIZ D R,DUVALET S M,et al.Plant extracts to manipulate rumen fermentation[J].Animal Feed Science and Technology,2007,147(1/2/3):8-35.
[25] ANIMUT G,PUCHALA R,GOETSCH A L,et al.Methane emission by goats consuming diets with different levels of condensed tannins from lespedeza[J].Animal Feed Science and Technology,2008,144(3/4):212-227.
[26] 王新峰.绞股蓝皂甙对山羊瘤胃菌群及微生物发酵特性和甲烷产量的影响[D].博士学位论文.南京:南京农业大学,2009:111-112.
[27] 王小晶,董国忠,刘智波.青蒿提取物和大黄对山羊瘤胃发酵和甲烷产量的影响[J].畜禽业,2009(4):52-55.
[28] 冯仰廉.反刍动物营养学[M].北京:科学出版社,2004.