1- Abedeini, A. H., T. Ghoorchi, and S. Zerehdaran. 2011. The effect of replacing different levels of barley with citrus pulp in Taleshi male lambs. Iranian Journal of Animal Production Research, 2(1): 41-51. (In Persian).
2- Aghajani, V, and A. Teimouri Yansari. 2009. The Effect of alfalfa particle size and soybean oil supplementation on digestibility, Chewing activity, Ruminal passage rate and digesta distribution in sheep. Iranian Journal of Animal Production Research, 3(6): 64-79. (In Persian).
3- Allen, D. M, and R. J. Grant. 2000. Interactions between forage and wet corn gluten feed as sources of fiber in diets for lactating dairy cows. Journal of Dairy Science, 83:322- 331.
4- Aregheore, E. M. 2000. Chemical composition and nutritive value of some tropical by-product feedstuffs for small ruminants in vivo and in vitro digestibility. Animal Feed Science and Technology, 85: 99–109.
5- Arthington, J. D., W. E. Kunkle, and A. M. Martin. 2002. Citrus pulp for cattle. Veterinary Clinical Food Animal, 18: 317-326.
6- Association of Official Analytical Chemists. 2002. Official Method of Analysis. 17th ed. AOAC, Arlington, VA. Pp: 120-155.
7- Arbabi, S., T. Ghoorchi, and A. A. Naserian. 2008. The effect of dried citrus pulp, dried sugar beet pulp and wheat straw as silage additives on by product of orange silage. Asian Journal of Animal Science, 2 (2): 42-35.
8- Bampidis, V. A, and P. H. Robinson. 2006. Citrus by-products as ruminant feeds: A review. Journal of Animal Feed Science and Technology, 128: 175–217.
9- Belibasakis, N. G, and D. T. sirgogianni. 1996. Effects of dried citrus pulp on milk yield, milk composition and blood components of dairy cows. Journal of Animal Feed Science and Technology, 60: 87–92.
10- Beynen, A. C., J. T. Schonewille, and A. H. M. Terpestra. 2000. Influence of amount and type of dietry fat on plasma cholesterol concentrations in goats. Small Ruminant Research, 35: 141-147.
11- Bhatti, S. A, and J. L. Firkins. 1995. Kinetics of hydration and functional specific gravity of fibrous feed by-products. Journal of Animal Science, 73: 1449-1458.
12- Bueno, M. S., J. E. Ferrari., D. Bianchini., F. F. Leinz, and C. F. C. Rodrigues. 2002. Effect of replacing corn with dehydrated citrus pulp in diets of growing kids. Small Ruminant Research, 46: 179–185.
13- Burns, J. C. 2008. Utilization of pasture and forages by ruminants: A historical perspective. Journal of Animal Science, 86: 3647–3663.
14- Caparra, P., F. Foti., M. Scerra., M. C. Sinatra, and V. Scerra. 2007. Solar-dried citrus pulp as an alternative energy source in lamb diets: Effects on growth and carcass and meat quality. Small Ruminant Research, 68: 303-311.
15- Chaudhry, S. M, and Z. Naseer. 2006. Silages of citrus culp-poultry litter-corn forage for sheep. Pakistan Journal of Agricultural Science, 43: 3-4.
16- De Castro, A. K. M, and M. A. Zanetti. 1998. Study of fiber inclusion in the diet of Holstein calves. Revista Brasileira de Zootecnia, 27: 1193–1198.
17- Denek, N, and A. Can. 2007. Effect of wheat straw and different additives on silage quality ana In vitro dry matter digestibility of wet orange pulp. Journal of Animal and Veterinary Advances, 6(2): 217-219.
18- Dijkstra, J., H. D. St., C. Neal., D. E. Beever, and J. France. 1992. Simulation of nutrient digestion, absorption and outflow in the rumen: Model description. Journal of Nutrition, 122: 2239- 2256.
19- Evans, E. W., G. R. Pearce, J. Burnett, and S. L. Pillinger. 1973. Changes in some physical characteristics of the digesta in the reticulo-rumen of cows fed once daily. British Journal of Nutrition, 29: 357-376.
20- Gado, H. M., A. Z. M. Salem., N. E. Odongo, and B. E. Borhami. 2011. Influence of exogenous enzymes ensiled with orange pulp on digestion and growth performance in lambs. Journal of Animal Feed Science and Technology, 165:131–136.
21- Grant, R. J. 1997. Interactions among forages and nonforage fiber sources. Journal of Dairy Science, 80(7): 1438-1446.
22- Grovum, W. L, and W. J. Williams. 1973. Rates of passage of digesta in sheep passage of marker through the alimentary tract and the biological relevance rate-constants derived from changes in concentration of marker in feces. Br. Journal of Nutrition, 30: 313-329.
23- Ha, J. K., J. J. Kennelly, and R. Berzins. 1986. Effect of dietary nitrogen source on microbial protein synthesis, dietary protein degradation and nutrient digestion in steers. Journal of Animal Feed Science and Technology, 14: 117-126.
24- Hadjipanayiotou, M, and A. Louka. 1976. A note on the value of dried citrus pulp and grape marc as barley replacements in calf fattening diets. Animal Production, 23: 129–132.
25- Henrique, W., P. R. Leme., D. P. D. Lanna., J. L.V. Coutinho-Filho., R. M. Peres., C. L. Justo., P. A. de Siqueira, and G. F. Alleoni. 1998. Replacement of starch for pectin in diet with different concentrate levels.1. Animal performance and carcass characteristics. Revista Brasileira de Zootecnia, 27: 1206–1211.
26- Itavo, L. C. V., G. T. Santos., C. C. Jobim., T. V. Voltolini., K. P. Faria, and C. C. B. Ferreira. 2000. Compasicao digestibilidade aparente da silagem de bagaco de laranja. Revista Brasileira de Zootecnia, 29(5): 1485- 1490.
27- Knight, W. M, and F. N. Owens. 1973. Interval urea infusion for lambs. Journal of Animal Science, 36:145-149.
28- Kononoff, P. J. 2002. The effect of ration particle size on dairy cows in early lactation. PhD. Thesis. The Pennsylvania State University.
29- Kononoff, P. J., H. A. Lehman, and A. J. Heinrichs. 2002. A comparison of methods used to measure eating and ruminating activity in confined dairy cattle. Journal of Dairy Science, 85:1 801-1803.
30- Krause, K. M., D. K. Combs, and K. A. Beauchemin. 2002. Effects of forage particle size and grain fermentability in midlactation cows ruminal pH and chewing activity. Journal of Dairy Science, 85: 1947- 1957.
31- Krause, M. K, and D. K. Combs. 2003. Effects of forage particle size forage source and grain fermentability on performance and ruminal pH in midlactation cows. Journal of Dairy Science, 86: 1382-1397.
32- Lanza, M., A. Priolo, L. Biondi, M. Bella, and H. Ben Salem. 2000. Replacement of cerial grains by orange pulp and carob pulp in faba bean-based diets fed to lambs: effects on growth performance and meat quality. Animal Research, 50: 21-30.
33- Leiva, E., M. B. Hall, and H. H. Van Horn. 2000. Performance of dairy cattle fed citrus pulp or corn products as sources of neutral detergent-soluble carbohydrates. Journal of Dairy Science, 83: 2866–2875.
34- Macedo, C. A. B., I. Y. Mizubuti., E. S. Pereira., E. L. A. Ribeiro., B. M. O. Ramos., R. M. Mori., A. P. Pinto., F. B. Moreira, and M. N. Bonin. 2007. Apparent digestibility and nitrogen use of diets with different levels of fresh orange pulp. Archivos de Zootecnia, 56 (216): 907-917.
35- Macias-Cruz, U., A. Quintero-Elisea., L. Avendaño-Reyes., A. Correa-Calderon., F. D. Álvarez-Valenzuela., S. A. Soto-Navarro., F. A. Lucero-Magaña, and A. Gonzalez-Reyna. 2009. Buffel grass (Cenchrus ciliaria L.) substitution for orange pulp on intake, digestibility, and performance of hairsheep lambs. Trop Animal Health Production, 42: 223– 232.
36- McAllan, A. B, and E. S. Griffith. 1987. The effects of different sources of nitrogen supplementation on the digestion of fibre components in the rumen of steers. Journal of Animal Feed Science and Technology, 17: 65-73.
37- Mertens, D. R. 1992. Non structural and structrul carbohydrates. Page 219 in large Dairy Herd Management Am. Journal of Dairy Science. Assoc., champaign, IL.
38- Mertens, D. R. 1997. Creating a system for meeting the fiber requirements of dairy cows. Journal of Dairy Science, 80:1463-1481.
39- Minron, J., E. Yosef., D. Ben-Ghedalia., L.E. Chase., D.E. Bauman, and R. Solomon. 2002. Digestibility by dairy cows of monosaccharide constituents in total mixed rations containing citrus pulp. Journal of Dairy Science, 85: 89-94.
40- Oh, H. K., W. M. Longhurst, and M. B. Jones. 1969. Relation of nitrogen intake to rumen microbial activity and consumption of low-quality roughages by sheep. Journal of Animal Science, 28: 272-278.
41- Pereira, J. C, and J. Gonzalez. 2004. Rumen degradability of dehydrated beet pulp and dehydrated citrus pulp. Animal Research, 53: 99–110.
42- Rihani, N., W. N. Garrett, and R. A. Zinn. 1993. Effects of source of supplemental nitrogen on the utilization of citrus pulp based diets by sheep. Journal of Animal Science, 71: 2310-2321.
43- Rodrigues, G. H., I. Susin., A. V. Pires., C. Q. Mendes., R. C. Araujo., U. Packer., M. F. Ribeiro, and L. V. Gerage. 2008. Replacement of corn by citrus pulp in high grain diets fed to feedlot lambs. Ciência Rural, Santa Maria, 38(3): 789-794.
44- SAS. 2002. User’s Guide: Statistics. Version 8.2 Edn. SAS Inst. Inc., Cary, NC.
45- Scerra, V., P. Caparra., F. Foti., M. Lanza, and A. Priolo. 2001. Citrus pulp and wheat straw silage as an ingredient in lamb diets: effects on growth and carcass and meat quality. Small Ruminant Research, 40: 51-56.
46- Schaibly, G. E, and J. M. Wing. 1974. Effect of roughage concentrate ratio on digestibility and rumen fermentation of corn silage-citrus pulp rations. Journal of Animal Science, 38: 697-701.
47- Schalch, F. J., E. Schalch., M. A. Zanetti, and M. L. Brisola. 2001. Substitution of the corn grain ground by citric pulp in the early weaning of dairy calves. Revista Brasileira de Zootecnia, 30: 280-285.
48- Suarez, B. J., C. G. Van Reenen., N. Stockhofe., J. Dijkstra, and W. J. J. Gerrits. 2007. Effect of roughage source and roughage to concentrate ratio on animal performance and rumen development in veal calves. Journal of Dairy Science, 90: 2390-2403.
49- Teather, R. M., J. D. Erfle., R. J. Boila, and F. D. Sauer. 1980. Effect of dietary nitrogen on the rumen microbial population in lactating dairy cattle. Journal of Applied Bacteriology, 49:231-238.
50- Teimouri Chamebon, A., A. Teimori Yanesari., Y. chashnidel, and A. Gafary sayadi. 2015. Study of chemical composition, quality and ruminal degradability parameters of silaged orange pulp with wheat straw and urea. Iranian Journal of Animal Production Research, (Accepted for publication). (In Persian).
51- Teimouri Yansari, A., R. Valizadeh., A. Naserian., D. A. Christensen., P. Yu, and F. Eftekhari Shahroodi. 2004. Effects of alfalfa particle size and specific gravity on chewing activity, digestibility and performance of Holstein dairy cows. Journal of Dairy Science, 87: 3912-3924.
52- Uden, P., E. Colucci, and P. J. Van Soest. 1980. Investigation of chromium, cerium and cobalt as marker in digesta rate of passage studies. Journal of Science Food Agriculture, 31: 625- 632.
53- Van Soest, P. J., J. B. Robertson, and B. A. Lewis. 1991. Methods for dietary fiber, neutral detergent fiber, and non-starch polysaccharides in relation to animal nutrition. Journal of Dairy Science, 74: 3583-3597.
54- Van Soest, P. J. 1994. Nutritional Ecology of the Ruminant. 2nd ed. Cornell University Press, Ithaca, NY.
55- Viuda, M., Y. Ruiz., J. Fernandez-Lopez, and A. Perez. 2008. Antifungal activity of lemon (Citrus lemon L), mandarin (C. reticulata L.), grapefruit (C. paridisi L) and orange (C.sinensis) vs. essential oils. Food Safety, 28(4): 567-576.
56- Welch, J. G. 1986. Physical parameters of fibre affecting passage from the rumen. Journal of Dairy Science, 69: 2750-2754.
57- Zaza, A. I, and J. Abo Omar. 2008. Performance of awassi lambs fed citrus pulp and olive cake silage. Hebron University Research Journal (A), 5: 63–75.