1 . AACC )2000( American Association of Cereal Chemists Approved Methods of the AACC (10th ed.). Methods 44-17, 76- 13, 08-16, and 35-05. The Association: St. Paul, MN.
2 . AOAC International (2000) Official Methods of Analysis. 18th ed. AOAC International, Gaithersburg, MD.
3 . Bach-Knudsen KE (1997) Carbohydrates and lignin contents of plant materials used in animal. Animal Feed Science and Technology. 67: 319–338.
4 . Ferket PR and Gernat AG (1996) Factors that affect feed intake of meat birds: a review. International Journal of Poultry Science. 5: 905–911.
5 . Fenton T and Fenton M (1979) An important procedure for the determination of chromic oxid in feed and feces. Canadian Journal of Animal Science 59: 631-634.
6 . Gabriel I, Mallet S and Leconte M. 2003. Differences in the digestive tract characteristics of broiler chickens fed on complete pelleted diet or on whole wheat added to pelleted protein concentrate. British Poultry Science 44: 283–290.
7 . Gonzalez-Alvarado JM, Jiménez-Moreno E, Lozaro R and Mateos GG (2007) Effects of type of cereal, heat processing of the cereal, and inclusion of fiber in the diet on productive performance and digestive traits of broilers. Poultry Science 86: 1705–1715.
8 . Gonzalez-Alvarado JM, Jimenez-Moreno E, Valencia DG, Lazaro R and Mateos GG (2008) Effects of fiber source and heat processing of the cereal on the development and pH of the gastrointestinal tract of broilers fed diets based on corn or rice. Poultry Science 87: 1779–1795.
9 . Gonzalez-Alvarado JM, Jiménez-Moreno E, Gonzalez-Sanchez D, Lozaro R and Mateos GG (2010) Effect of inclusion of oat hulls and sugar beet pulp in the diet on productive performance and digestive traits of broilers from 1 to 42 d of age. Animal Feed Science and Technology 162: 37–46.
10 . Hetland H, Svihus B and Krogdalhl A (2003) Effects of oat hulls and wood shaving on digestion in broilers and layers fed diets based on whole or ground wheat. British Poultry Science 44: 275–282.
11 . Hetland H, Choct M and Svihus B (2004) Role of insoluble non-starch polysaccharides in poultry nutrition. World’s Poultry Science Journal 60: 415–422.
12 . Hetland H, Svihus B and Choct M (2005) Role of insoluble fiber on gizzard activity in layers. Journal of Applied Poultry Research 14: 38–46.
13 . Jimenez-Moreno E, Gonzalez-Alvarado JM, Gonzalez-Sanchez D, Lazaro R and Mateos GG (2010) Effects of type and particle size of dietary fiber on growth performance and digestive traits of broilers from 1 to 21 days of age. Poultry Science 89 :2197–2212.
14 . Jimenez-Moreno E, Gonzalez-Alvarado JM, Gonzalez-Serrano A, Lazaro R, and Mateos GG (2009) Effect of dietary fiber and fat on performance and digestive traits of broilers from one to twenty-one days of age. Poultry Science 88: 2562–2574.
15 . Kudou S, Fleury Y, Welti D, Magnolato D, Uchida T, Kitamura K and Okubo K (1991) Malonyl isoflavone glycosides in soybean seeds (glycine max MERRILL). Agricultural and Biological Chemistry 55: 2227-2233.
16 . Noy Y and Sklan D (1999) Different types of early feeding and performance in chicks and poults. Journal of Applied Poultry Research 8:16–24.
17 . Rezaei M, Karimi Torshizi MA and Rouzbehan Y (2011) The influence of different levels of micronized insoluble fiber on broiler performance and litter moisture. Poultry Science 90: 2008–2012.
18 . SAS (2004) Institute. SAS User's Guide. Statistics, Version 9.
22004 ed. SAS Institute Inc, Cary, NC.
19 . Sibbald IR )1976( A bioassay for true metabolizable energy in feedstuffs. Poultry Science 55:303-308.
20 . Van Soest PJ (1991) Methods of dietary fiber, neutral detergent fiber and non-starch polysaccharides in relation to animal nutrition. Journal of Dairy Science 74: 3583-3597.