Alcicek, A., Bozkurt, M. and Cabuk, M. (2004). The effect of a mixture of herbal essential oils, and organic acid or a probiotic on broiler performance. South African Journal of Animal Science, 34: 217-222.
Allen, P.C., Danforth, H. and Levander, O.A. (1997). Interaction of dietary flaxseed with coccidia infections in chickens. Poultry Science, 76: 822-827.
Amad, A.A., Manner, K., Wendler, K.R., Neumann, K. and Zentek, J. (2011). Effects of a phytogenic feed additive on growth performance and ileal nutrient digestibility in broiler chickens. Poultry Science, 90: 2811-2816.
Antoniou, T.C., and Marquardt, R.R. (1981). Influence of rye pentosans on the growth of chicks. Poultry Science, 60: 1898-1904.
Bampidis, V.A., Christodoulou, V., Florou-Paneri, P., Christaki, E., Chatzopoulou, P.S., Tsiligianni, T. and Spais, A.B. (2005). Effect of dietary dried oregano leaves on growth performance, carcass characteristics and serum cholesterol of female early maturing turkeys. British Poultry Science, 46: 595-601.
Basmacioglu, H., Baysal, S., Misirlioglu, Z., Polat, M., Yilmaz, H., and Turan, N. (2010). Effects of oregano essential oil with or without feed enzymes on growth performance, digestive enzyme, nutrient digestibility, lipid metabolism, and immune response of broilers fed on wheat-soybean meal diets. British Poultry Science, 51: 67-80.
Bedford, M., and Partrige, G. (2010). Enzymes in farm animal nutrition. 2nd Edition. CAB International Publisher.
Boa-Amponsem, K., Dunnington, E.A., Pierson, F.W., Larsen, C.T., and Siegel, P.B. (2000). Antibody responses to different dosages of sheep red blood cells in lines of chickens selected for high and low antibody response to sheep red blood cells. Poultry Science, 79: 159-162.
Botsoglou, N.A., Florou-Paneri, P., Christaki, E., Fletouris, D.J., and Spais, A.B. (2002). Effect of dietary oregano essential oil on performance of chickens and on iron induced lipid oxidation of breast thigh and abdominal fat tissues. British Poultry Science, 43: 223-230.
Case, G.L., H.E, L.M.O, H. and Elson, C.E. (1995). Induction of geranyl pyrophosphate pyrophosphatase activity by cholesterol-suppressive isoprenoids. Lipids, 30: 357-359.
Cheema, M.A., Qureshi, M.A. and Havenstein, G.B. (2003). A comparison of the immune response of a 2001 commercial broiler with a 1957 random bred broiler strain when fed representative 1957 and 2001 broiler diets. Poultry Science, 82: 1519-1529.
Chizari, A. and Hajiheidary, M. (2010). Effects of market factors and government policies on maize marketing in Iran. African Journal of agriculture Research, 5 (12): 1351-1359.
Choct, M., Hughes, R.J., Wang, J., Bedford, M.R., Morgan A.J. and Annison, G. (1996). Increased small intestinal fermentation is partly responsible for the anti-nutritive activity of non-starch polysaccharides in chickens. British Poultry Science, 37: 609-621.
Choct, M., Kocher, A., Waters, D.L.E., Pettersson, D. and Ross, G. (2004). A comparison of three xylanases on the nutritive value of two wheat for broiler chickens. British Journal of Nutrition, 92: 53-61.
Collier, C.T., van der Klis, J.D., Deplancke, B., Anderson, D.B. and Gaskins, H.R. (2003). Effects of tylosin on bacterial Mucolysis, Clostridium Perfringens colonization and intestinal barrier function in a chick model of necrotic enteritis. Antimicrobial Agents and Chemotherapy, 47: 3311-3317.
Cook, N.C. and Samman, S. (1996). Flavonoids-chemistry, metabolism, cardio protective effects, and dietary sources. Journal of Nutritional Biochemistry, 7: 66-76.
Cross, D.E., Svoboda, K., Mcdevitt, R.M. and Acamovic, T. (2003). The performance of chickens fed diets with and without thyme oil and enzymes. Meeting of the WPSA UK Branch-Papers, 18-19.
Demir E, Kilin, K., Yildirim Fatm Dincer, Y. and Eseceli, H. (2008). Comparative effects of mint, sage, thyme, and flavomycin in wheat-based broiler diets. Archiva Zootechnica, 11 (3): 54-63.
Dworkin, L.D., Levine, G.M., Farber, J.J. and Spector, N.H. (1976). Small intestinal mass of the rat is partially determined by indirect effects on intra luminal nutrition. Gastroenterology, 71: 626-630.
Feighner, S.D. and Dashkevicz, M.P. (1987). Sub therapeutic levels of antibiotics in poultry feeds and their effects on weight gain, feed efficiency, and bacterial Cholytaurine hydrolase activity. Applied Environmental Microbiology, 53: 331-336.
Hashemipoura H., Khaksara V., Rubiob L.A., Veldkampc T. and Van Krimpen, M.M. (2016). Effect of feed supplementation with a thymol plus carvacrol mixture, in combination or not with an NSP-degrading enzyme, on productive and physiological parameters of broilers fed on wheat-based diets. Animal Feed Science and Technology, 211: 117-131.
Hernandez, F., Madrid, J., Garcia, V., Orengo, J. and Megias, M.D. (2004). Influence of two plant extracts on broilers performance, digestibility, and digestive organ size. Poultry Science, 83: 169-174.
Jang, I.S., K.O, Y.H., Yang, H.Y., Kim, J.S., Kim, J.Y., Kang, J.Y., Yoo, S.Y., Nam, D.S., Kim, D.H., Kim, D.H. and Lee, I.S. (2004). Influence of essential oil components on growth performance and the functional activity of the pancreas and small intestine in broiler chickens. Asian-Australasian Journal of Animal Sciences, 17 (3): 394-400.
Jugl-Chizzola, M., Ungerhofer, E., Gabler, C., Hagmuller, W., Chizzola, R., Zitterl-Eglseer, K., and Franz, C. (2006). Testing of the palatability of Thymus vulgaris L. and Origanum vulgare L. as flavouring feed additive for weaner pigs on the basis of a choice experiment. Berliner und Münchener Tierärztliche Wochenschrift, 119: 238-243.
Kamel, C. (2001). Tracing modes of action and the roles of plant extracts in non-ruminants. In: Garnsworthy, P.C., Wiseman, J. (Eds.), Recent Advances in Animal Nutrition. Nottingham University Press, Nottingham, UK, pp. 135-150.
Kaps, M., and Lamberson, W.R. (2004). Biostatistics for Animal Science. CABI Pub.
Khaksar, V., Golian, A. and Kermanshahi H. (2012). Immune response and ileal microflora in broilers fed wheatbased diet with or without enzyme Endofeed W and supplementation of thyme essential oil or probiotic Primalac. African Journal of Biotechnology, 11: 14716-14723.
Lazaro, R., Garcia, M., Aranibar, M.J. and Mateos, G.G. (2003). Effect of enzyme addition to wheat, barley and rye based diets on nutrient digestibility and performance of laying hens. British Poultry Science, 44: 256-265.
Lee, K. W., Everts, H., Kappert, H. J., Frehner, M., Losa, R.,and Beynen, A. C. (2003). Effect of dietary essential oils on growth performance, digestive enzymes and lipid metabolism in female broiler chickens. British Poultry Science, 44: 450-457.
Lee, K-W., Everts, H, Kappert, H. J., Wouterse, H., Frehner, M. and Beynen, A.C. (2004). Cinnamanaldehyde, but not Thyme, counteracts the carboxy methyl cellulose-induced growth depression in female broiler chickens. International Journal of Poultry Science, 3: 608-612.
Lesson, S., and summers, J.D. (2005). Commercial poultry nutrition. 3rd, Nottingham University Press, Manor Farm, Church Lane, Thrumpton, Nottingham, NG11 0AX, England.
Mathlouthi, N., Mallet, S., Saulnier, L., Quemener, B. and Larbier, M. (2002). Effects of xylanase and β-glucanase addition on performance, nutrient digestibility, and physico-chemical conditions in the small intestine contents and caecal microflora of broiler chickens fed a wheat and barley-based diet. Animal Research, 51: 395-406.
Ozer, H., Sökme M., Güllüce M., Adiguzel A., Sahin F., Sökmen A., Kilic H. and Baris (2007). Chemical composition and antimicrobial and antioxidant activities of the essential oil and methanol extract of Hippomarathum microcarpum (Bieb.) from Turkey. Journal of Agriculture Food Chemistry, 55: 937-942.
Sarica, S., Ciftci, A., Demir, E., Kilinc, K. and Yildirim, Y. (2005). Use of an antibiotic growth promoter and two herbal natural feed additives with and without exogenous enzymes in wheat based broiler diets. South African Journal of Animal Science, 35: 61-72.
SAS Institute, (2004). SAS User’s Guide. Release 9.1 Ed. SAS Institute Inc., Cary, NC.
Wei, A. and Shibamoto, T. (2007). Antioxidant activities and volatile constituents of various essential oils. Journal of Agriculture Food Chemistry, 55: 1737-1742.
Wenk, C. (2000). Recent advances in animal feed additives such as metabolic modifiers, antimicrobial agents, probiotics, and enzymes and highly available minerals, Review. Asian–Australian Journal of Animal Science, 13: 86-95.
Zarghi, H., Golian, G., Kermanshahi, H., Raji, A.R., and Heravi Moussavi, A.R. (2010). The effect of triticale and enzyme in finisher diet on performance, gut morphology and blood chemistry of broiler chickens. Journal of Animal and Veterinary Advances, 9 (17): 2305-2314.
Zarghi, H., Golian, G., and Kermanshahi, H. (2015).The Effect of triticale and enzyme cocktail (Xylanase & β-Glucanase) replacement in grower diet on performance, digestive organ relative weight, gut viscosity, and gut morphology of broiler chickens. Iranian Journal of Animal Science Research, 8(2): 298-312.