Acknowledgement
Thanks for the support from the National Key R&D Program of China (2019YFD1002605), National Natural Science Foundation of China (31630074; 31702121; U1604106), and the 111 Project (B16044). We are grateful for the support from China Postdoctoral Management Committee.
References
- Millet S, Meyns T, Aluwe M, Brabander DD, Ducatelle R. Effect of grinding intensity and crude fibre content of the feed on growth performance and gastric mucosa integrity of growing-finishing pigs. Livest Sci 2010;134:152-4. https://doi.org/10.1016/j.livsci.2010.06.123
- Kerr BJ, Gabler NK, Shurson GC. Formulating diets containing corn distillers dried grains with solubles on a net energy basis: effects on pig performance and on energy and nutrient digestibility. Appl Anim Sci 2015;31:497-503. https://doi.org/10.15232/pas.2015-01445
- Hassan EG, Awad Alkareem AM, Mustafa AMI. Effect of fermentation and particle size of wheat bran on the antinutritional factors and bread quality. Pak J Nutr 2008;7:521-6. https://doi.org/10.3923/pjn.2008.521.526
- Zhang ZH. Modeling of energy value and determination of amino acid digestibility of wheat bran for growing pigs [Master's Thesis]. Beijing, China: China Agricultural University; 2012.
- Noblet J, van Milgen J. Energy value of pig feeds: effect of pig body weight and energy evaluation system. J Anim Sci 2004;82(Suppl 13):229-38. https://doi.org/10.2527/2004.8213_supplE229x
- Noblet J, Le Goff G. Effect of dietary fibre on the energy value of feeds for pigs. Anim Feed Sci Technol 2001;90:35-52. https://doi.org/10.1016/S0377-8401(01)00195-X
- Liu D, Liu L, Li D, Wang F. Determination and prediction of the net energy content of seven feed ingredients fed to growing pigs based on chemical composition. Anim Prod Sci 2015;55:1152-63. https://doi.org/10.1071/AN14091
- Li Z, Lyu Z, Liu H, et al. Prediction of net energy values in expeller-pressed and solvent-extracted rapeseed meal for growing pigs. Anim Biosci 2021;34:109-18. https://doi.org/10.5713/ajas.19.0962
- Lyu Z, Li Y, Liu H, et al. Net energy content of rice bran, defatted rice bran, corn gluten feed, and corn germ meal fed to growing pigs using indirect calorimetry. J Anim Sci 2018; 96:1877-88. https://doi.org/10.1093/jas/sky098
- AOAC. Official methods of analysis, 19th ed. Arlington, VA, USA: AOAC; 2012.
- Thiex NJ, Anderson S, Gildemeister B. Crude fat, diethyl ether extraction, in feed, cereal grain, and forage (Randall/ Soxtec/submersion method): collaborative study. J AOAC Int 2003;86:888-98. https://doi.org/10.1093/jaoac/86.5.888
- Van Soest PJ, Robertson JB, Lewis BA. Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. J Dairy Sci 1991;74:3583-97. https://doi.org/10.3168/jds.S0022-0302(91)78551-2
- Prosky L, Asp NG, Schweizer TF, DeVries JW, Furda I. Determination of insoluble and soluble dietary fiber in foods and food products: collaborative study. J AOAC Int 1992;75:360-7. https://doi.org/10.1093/jaoac/75.2.360
- Brouwer E. Report of sub-committee on constants and factors. Proceedings of the 3rd EAAP Symposium on Energy Metabolism; Troonn Publ 11, London, UK: Academic Press;1965. pp. 441-3.
- Adeola O. Digestion and balance techniques in pigs. In: Lewis J, Southern LL, editors. Swine nutrition. Washington, DC, USA: CRC Press; 2001. pp. 903-16.
- Noblet J, Fortune H, Shi XS, Dubois S. Prediction of net energy value of feeds for growing pigs. J Anim Sci 1994;72:344-54. https://doi.org/10.2527/1994.722344x
- Li Z, Li Y, Lyu Z, et al. Net energy of corn, soybean meal and rapeseed meal in growing pigs. J Anim Sci Biotechnol 2017;8:44. https://doi.org/10.1186/s40104-017-0169-1
- Rosenfelder P, Eklund M, Mosenthin R. Nutritive value of wheat and wheat by-products in pig nutrition: a review. Anim Feed Sci Technol 2013;185:107-25. https://doi.org/10.1016/j.anifeedsci.2013.07.011
- Huang Q, Shi CX, Su YB, et al. Prediction of the digestible and metabolizable energy content of wheat milling by-products for growing pigs from chemical composition. Anim Feed Sci Technol 2014;196:107-16. https://doi.org/10.1016/j.anifeedsci.2014.06.009
- NRC (National Research Council). Committee on Nutrient Requirements of Swine. Nutrient requirements of swine. 11th ed. Washington, DC, USA: National Academies Press; 2012.
- Stein HH, Lagos LV, Casas GA. Nutritional value of feed ingredients of plant origin fed to pigs. Anim Feed Sci Technol 2016;218:33-69. https://doi.org/10.1016/j.anifeedsci.2016.05.003
- Yang P, Ni JJ, Zhao JB, Zhang G, Huang CF. Regression equations of energy values of corn, soybean meal, and wheat bran developed by chemical composition for growing pigs. Animals 2020;10:1490. https://doi.org/10.3390/ani10091490
- Nortey TN, Patience JF, Sands JS, Trottier NL, Zijlstra RT. Effects of xylanase supplementation on the apparent digestibility and digestible content of energy, amino acids, phosphorus, and calcium in wheat and wheat by-products from dry milling fed to grower pigs. J Anim Sci 2008;86:3450-64. https://doi.org/10.2527/jas.2007-0472
- Huang Q, Piao XS, Ren P, Li DF. Prediction of digestible and metabolizable energy content and standardized ileal amino acid digestibility in wheat shorts and red dog for growing pigs. Asian-Australas J Anim Sci 2012;25:1748-58. https://doi.org/10.5713/ajas.2012.12298
- Lyu Z, Wang L, Wang J, et al. Oat bran and wheat bran impact net energy by shaping microbial communities and fermentation products in pigs fed diets with or without xylanase. J Anim Sci Biotechnol 2020;11:99. https://doi.org/10.1186/s40104-020-00505-7
- Liu D, Jaworski NW, ZhangG, Li Z, Li D, Wang F. Effect of experimental methodology on fasting heat production and the net energy content of corn and soybean meal fed to growing pigs. Arch Anim Nutr 2014;68:281-95. https://doi.org/10.1080/1745039X.2014.931016
- Ramonet Y, van Milgen J, Dourmad JY, Dubois S, Meunier-Salaun MC, Noblet J. The effect of dietary fibre on energy utilisation and partitioning of heat production over pregnancy in sows. Br J Nutr 2000;84:85-94. https://doi.org/10.1159/000012842
- Rijnen MMJA, Verstegen MWA, Heetkamp MJW, Schrama JW. Effects of two different dietary fermentable carbohydrates on activity and heat production in grouphoused growing pigs. J Anim Sci 2003;81:1210-9. https://doi.org/10.2527/2003.8151210x
- Rijnen MMJA, Verstegen MWA, Heetkamp MJW, Haaksma J, Schrama JW. Effects of dietary fermentable carbohydrates on behavior and heat production in group-housed sows. J Anim Sci 2003;81:182-90. https://doi.org/10.2527/2003.811182x
- van Milgen J, Noblet J. Partitioning of energy intake to heat, protein, and fat in growing pigs. J Anim Sci 2003;81:E86-93. https://doi.org/10.2527/2003.8114_suppl_2E86x
- Labussiere E, van Milgen J, de Lange CFM, Noblet J. Maintenance energy requirements of growing pigs and calves are influenced by feeding level. J Nutr 2011;141:1855-61. https://doi.org/10.3945/jn.111.141291
- Liu D, Jaworski NW, Zhang G, Li Z, Li D, Wang F. Effect of experimental methodology on fasting heat production and the net energy content of corn and soybean meal fed to growing pigs. Arch Anim Nutr 2014;68:281-95. https://doi.org/10.1080/1745039X.2014.931016
- Zhang GF, Liu DW, Wang FL, Li DF. Estimation of the net energy requirements for maintenance in growing and finishing pigs. J Anim Sci 2014;92:2987-95. https://doi.org/10.2527/jas.2013-7002
- Heo JM, Adewole D, Nyachoti CM. Determination of the net energy content of canola meal from Brassica napus yellow and Brassica juncea yellow fed to growing pigs using indirect calorimetry. Anim Sci J 2014;85:751-6. https://doi.org/10.1111/asj.12196
- Chen Y, Wu F, Li P, et al. Energy content and amino acid digestibility of flaxseed expellers fed to growing pigs. J Anim Sci 2016;94:5295-307. https://doi.org/10.2527/jas.2016-0578
- Shi M, Liu Z, Wang H, et al. Determination and prediction of the digestible and metabolizable energy contents of corn germ meal in growing pigs. Asian-Australas J Anim Sci 2019;32:405-12. https://doi.org/10.5713/ajas.17.0891
- Jaworski NW, Liu DW, Li DF, Stein HH. Wheat bran reduces concentrations of digestible, metabolizable, and net energy in diets fed to pigs, but energy values in wheat bran determined by the difference procedure are not different from values estimated from a linear regression procedure. J Anim Sci 2016;94:3012-21. https://doi.org/10.2527/jas2016-0352