References
- Adamoviec, M., G. Grubic, I. Milenkovic, R. Jovanocic, R. Protic, L. Sretenovic, and L. Stoicevic. 1998. The biodegradation of wheat straw by Pleurotus ostreatus mushrooms and its use in cattle feeding. Anim. Feed Sci. Tech. 71: 357-362. https://doi.org/10.1016/S0377-8401(97)00150-8
- Association of Official Analytical Chemists. Official methods of analysis. 19 th ed. Arington (VA): AOAC Inc. 2012.
- Bae, J. S., Y. I. Kim, S. H. Jung, Y. G. Oh, and W. S. Kwak. 2006. Evaluation on Feed- Nutritional Value of Spent Mushroom (Pleurotus osteratus, Pleurotus eryngii, Flammulina velutupes Substrates as a Roughage Source for Ruminants). J. Anim. Sci. Technol. 48: 237-246. https://doi.org/10.5187/JAST.2006.48.2.237
- Chaney, A. L. and E. P. Marbach. 1962. Modified reagents for determination of urea and ammonia. Clin. Chem. 8: 130-132.
- Cushnahan, A., C. S. Mayne, and E. F. Unsworth. 1995. Effects of ensilage of grass on performance and nutrient utilization by dairy cattle 2. Nutrient metabolism and rumen fermentation. Animal Science. 60: 347-359. https://doi.org/10.1017/S1357729800013229
- Denham, S. C., G. A. Morantes, D. B. Bates, and J. E. Moore. 1989. Comparison of two models used to estimate in situ nitrogen disappearance. J. Dairy Sci. 72: 708-714. https://doi.org/10.3168/jds.S0022-0302(89)79163-3
- Fazaeli, H. and A. T. Masoodi. 2006. Spent wheat straw compost of Agaricus bisporus mushroom as ruminant feed. Asian Austral. J. Anim. 19: 845-851. https://doi.org/10.5713/ajas.2006.845
- Gal, S. W. and S. J. Cho. 2011. Isolation and characterization of thermophilic bacillus sp. UJ03 from spent mushroom (flammulina velvtipes) substrates. J. Life Sci. 21: 1481-1486. https://doi.org/10.5352/JLS.2011.21.10.1481
- Jaakkola, S., P. Huhtanen, and K. Hissa. 1991. The effect of cell wall degrading enzymes or formic acid on fermentation quality and on digestion of grass silage by cattle. Grass Forage Sci. 46: 75-87. https://doi.org/10.1111/j.1365-2494.1991.tb02209.x
- Jones, B. A., R. D. Hatfield, and R. E. Muck. 1992. Effect of fermentation and bacterial inoculation on lucerne cell walls. J. Sci. Food Agric. 60:147-153. https://doi.org/10.1002/jsfa.2740600203
- Keady, T. W. J. and R. W. J. Steen. 1996. Effects of applying a bacterial inoculant to silage immediately before feeding on silage intake, digestibility, degradability and rumen volatile fatty acid concentrations in growing beef cattle. Grass Forage Sci. 51: 155-162. https://doi.org/10.1111/j.1365-2494.1996.tb02049.x
- Keady, T. W. J. and R. W. J. Steen. 1994. Effects of treating low dry-matter grass with a bacterial inoculant on the intake and performance of beef cattle and studies on its mode of action. Grass Forage Sci. 49: 438-446. https://doi.org/10.1111/j.1365-2494.1994.tb02021.x
- Kim, J. S., Y. H. Lee, Y. I. Kim, F. Ahmadi, Y. K. Oh, J. M. Park, and W. S. Kwak. 2016. Effect of microbial inoculant or molasses on fermentative quality and aerobic stability of sawdust-based spent mushroom substrate. Bioresource Technol. 216: 188-195. https://doi.org/10.1016/j.biortech.2016.05.056
- Kim, Y. I., J. M. Park, Y. H. Lee, M. Lee, D. Y. Choi, and W. S. Kwak. 2015a. Effect of by-product feed-based silage feeding on the performance, blood metabolites, and carcass characteristics of Hanwoo steers (a field study). Asian Australas J. Anim. Sci. 28: 180-187.
- Kim, Y. I., J. S. Seok, and W. S. Kwak. 2008. Effect of mixed microbes addition on chemical change and silage storage of spent mushroom substrates. J. Anim. Sci. Technol. 50: 831-848. https://doi.org/10.5187/JAST.2008.50.6.831
- Kim, Y. I., S. M. Lee, Y. H. Lee, M. Lee, and W. S. Kwak. 2015b. Effects of by-product feed-based silage on feeding, rumination, and excretion in growing Hanwoo heifers. J. Anim, Sci. Technol. 57: 1. https://doi.org/10.1186/s40781-014-0034-0
- Kim, Y. I., Y. H. Lee, K. H. Kim, Y. K. Oh, Y. H. Moon, and W. S. Kwak. 2012. Effects of supplementing microbially-fermented spent mushroom substrates on growth performance and carcass characteristics of Hanwoo steers (a field study). Asian. Australas. J. Anim. Sci. 25: 1575-1581. https://doi.org/10.5713/ajas.2012.12251
- Kim, Y. I., Y. K. Oh, K. K. Park, and W. S. Kwak. 2014. Ensiling characteristics and the in situ nutrient degradability of a by-product feed-based silage. Asian. Australas. J. Anim. Sci. 27: 201-208. https://doi.org/10.5713/ajas.2013.13448
- Kwak, W. S., S. H. Jung, and Y. I. Kim. 2008. Broiler litter supplementation improves storage and feed-nutritional value of sawdust-based spent mushroom substrate. Bioresour Technol. 99: 2947-2955. https://doi.org/10.1016/j.biortech.2007.06.021
- Kwak, W. S., Y. I. Kim, J. S. Seok, Y. K. Oh, and S. M. Lee. 2009. Molasses and microbial inoculants improve fermentability and silage quality of cotton waste-based spent mushroom substrate. Bioresource Technol. 100: 1471-1473. https://doi.org/10.1016/j.biortech.2008.07.066
- Liu, M. F., L. A. Goonewardene, D. R. C. Bailey, J. A. Basarab, R. A. Kemp, P. F. Arthur, E. K. Okine, and M. Makarechian. 2000. A study on the variation of feed efficiency in station tested beef bulls. Can. J. Anim. Sci. 80: 435-441. https://doi.org/10.4141/A99-030
- McDonald, P., A. R. Henderson, and S. J. E. Heron. 1991. The biochemistry of silage, 2nd edn, Chalcombe Publications, UK, 340.
- National Research Council. Nutrient Requirements of Dairy Cattle. 7th rev. ed. Natl. Acad. Sci., Washington DC, USA. 2001.
- Oh, Y. K., W. M. Lee, C. W. Choi, K. H. Kim, S. K. Hong, S. C. Lee, Y. J. Seol, W. S. Kwak, and N. J. Choi. 2010. Effects of spent mushroom substrates supplementation on rumen fermentation and blood metabolites in Hanwoo steers. Asian Austral. J. Anim. 23: 1608-1613. https://doi.org/10.5713/ajas.2010.10200
- Oishi, K., H. Kumagai, and H. Hirooka. 2011. Application of the modified feed formulation to optimize economic and environmental criteria in beef cattle fattening systems with food by-products. Anim. Feed Sci. Tech. 165: 38-50. https://doi.org/10.1016/j.anifeedsci.2011.02.015
- O'Kiely, P. 1996. Performance of beef cattle offered grass silages made using bacterial inoculants, formic acid or sulphuric acid. Irish J. Agr. Food Res. 1-15.
- Orskov, E. R. and I. McDonald. 1979. The estimation of protein degradability in the rumen from incubation measurements weighted according to rate of passage. J. Agric. Sci. 92: 499-503. https://doi.org/10.1017/S0021859600063048
- Phan, C. W. and V. Sabaratnam. 2012. Potential uses of spent mushroom substrate and its associated lignocellulosic enzymes. Appl. Microbiol Biotechnol. 96: 863-873. https://doi.org/10.1007/s00253-012-4446-9
- Stokes, M.R. 1992. Effects of an enzyme mixture, an inoculant, and their interaction on silage fermentation and dairy production. J. Dairy Sci. 75: 764-773. https://doi.org/10.3168/jds.S0022-0302(92)77814-X
- Van Soest, P. J., J. B. Robertson, and B. A. Lewis. 1991: Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. J. Dairy Sci. 74: 3583-3597. https://doi.org/10.3168/jds.S0022-0302(91)78551-2
- Xu, C., Y. Cai, J. Zhang, and H. Matsuyama. 2010. Feeding value of total mixed ration silage with spent mushroom substrate. Anim. Sci. J. 81: 194-198. https://doi.org/10.1111/j.1740-0929.2009.00728.x
- Yahaya, M. S., M. Goto, W. Yimiti, B. Smerjai, and Y. Kuwamoto. 2004. Additive effects of fermented juice of epiphytic lactic acid bacteria and acetic acid on silo fermentation and ruminal degradability of tropical elephant grass. J. Anim. Vet. Adv. 3: 116-122.