Corn silage management: Effects of hybrid, maturity, chop length, and mechanical processing on rate and extent of digestion

Journal of Dairy Science

Volumn 86, Issue 10, 2003, Pages 3271-3299

  Johnson, L M ^a   Harrison, J H ^a   Davidson, D ^a   Hunt, C ^b   Mahanna, W C ^c   Shinners, K ^d  

^a WASHINGTON STATE UNIVERSITY   (United States)

^b UNIVERSITY OF IDAHO   (United States)

^c Pioneer Hi Bred International   (United States)

^d UNIVERSITY OF WISCONSIN MADISON   (United States)

Author keywords

Chop length; Corn silage hybrid; Macro in situ; Mechanical processing

Indexed keywords

ZEA MAYS;

STARCH;

ANIMAL; ARTICLE; CATTLE; DIET; DIETARY FIBER; DIGESTION; FEMALE; FOOD HANDLING; KINETICS; LACTATION; MAIZE; METABOLISM; METHODOLOGY; PHYSIOLOGY; PROTEIN INTAKE; RUMINANT STOMACH; SILAGE;

ANIMALS; CATTLE; DIET; DIETARY FIBER; DIETARY PROTEINS; DIGESTION; FEMALE; FOOD HANDLING; KINETICS; LACTATION; RUMEN; SILAGE; STARCH; ZEA MAYS;

EID: 0642311678     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(03)73930-7     Document Type: Article

References (22)

1. Andrae, J. G., C. W. Hunt, G. T. Pritchard, L. R. Kennington, J. H. Harrison, W. Kezar, and W. Mahanna. 2001. Effects of hybrid, maturity, and mechanical processing of corn silage on intake and digestibility by beef cattle. J. Anim. Sci. 79:2268-2275.
2. Association of Official Analytical Chemists. 1990. Official Methods of Analysis. 15th ed. AOAC, Arlington, VA.
3. Bal, M. A., R. D. Shaver, K. J. Shinners, J. G. Coors, J. G. Lauer, R. J. Straub, and R. G. Koegel. 2000a. Stages of maturity, processing, and hybrid effects on ruminal in situ disappearance of whole-plant corn silage. Anim. Feed Sci. Technol. 86:83-94.
4. Bal, M. A., R. D. Shaver, A. G. Jirovec, K. J. Shinners, and J. G. Coors. 2000b. Crop processing and chop length of corn silage: Effects on intake, digestion, and milk production by dairy cows. J. Dairy Sci. 83:1264-1273.
5. Doggett, C. G., C. W. Hunt, J. G. Andrae, G. T. Pritchard, W. Kezar, and J. H. Harrison. 1998. Effect of hybrid and processing on digestive characteristics of corn silage. J. Dairy Sci. 81(Suppl. 1):196. (Abstr.)
6. Doggett, C. G. 1998. Evaluation of the effect of corn hybrid and processing on digestion of whole plant silage, grain and stover. M.S. Thesis, Univ. Idaho, Moscow.
7. Goering, H. K., and P. J. Van Soest, 1970. Forage Fiber Analyses (Apparatus, Reagents, Procedures, and Some Applications). Agric. Handbook No. 379. ARS-USDA, Washington, DC.
8. Harrison, J. H., L. Johnson, C. Hunt, C. D. Doggett, C. A. Rotz, K. Shinners, and D. Sapienza. 1998. Mechanical procession of corn silage: Looking back two years. Pages 154-170 in Western Washington Horticultural Assoc. Annual Convention, Seattle, WA.
9. Holm, I. B., A. Drews, and N. G. Asp, Lund. 1986. A rapid method for the analysis of starch. Starch/Starke 38:7:224-226.
10. Hunt, C. W., W. Kezar, and R. Vinande. 1992. Yield, chemical composition and ruminal fermentability of corn whole plant, ear, and stover as affected by hybrid. J. Prod. Agric. 5:286-290.
11. Hunt, C. W., W. Kezar, and R. Vinande. 1989. Yield, chemical composition and ruminal fermentability of corn whole plant, ear, and stover as affected by maturity. J. Prod. Agric. 2:357-361.
12. Johnson, L. M., J. H. Harrison, D. Davidson, J. Robutti, M. Swift, B. Mahanna, and K. Shinners. 2002. Corn silage management I: Effects of hybrid, maturity, and mechanical processing on chemical and physical characteristics. J. Dairy Sci. 85:833-853.
13. Johnson, L. M., J. H. Harrison, D. Davidson, W. C. Mahanna, and K. Shinners. 2003. Corn silage management: Effects of hybrid, chop length, and mechanical processing on digestion and energy content. J. Dairy Sci. 86:287-308.
14. Johnson, L., J. H. Harrison, C. Hunt, K. Shinners, C. G. Doggett, and D. Sapienza. 1999. Nutritive value of corn silage as affected by maturity and mechanical processing: A contemporary review. J. Dairy Sci. 82:2813-2825.
15. Nocek, J. E., and J. E. English. 1986. In situ degradation kinetics: Evaluation of rate determination procedure. J. Dairy Sci. 69:77-87.
16. SAS/STAT User's Guide, Version 8 Edition. 2000. SAS Inst., Inc., Cary, NC.
17. Traxler, M. J., D. G. Fox, P. J. Van Soest, A. N. Pell, C. E. Lascano, D. P. D. Lanna, J. E. Moore, R. P. Lana, M. Velez, and A. Flores. 1998. Predicting forage indigestible NDF from lignin concentration. J. Anim. Sci. 1469-1480.
18. Van Soest, P. J. 1994. Nutritional Ecology of the Rminant. 2nd ed. Cornell University Press, Ithaca, NY.
19. Van Soest, P. J., J. B. Roberston, and B. A. Lewis. 1991. Methods for dietary fiber, neutral detergent fiber, and non-starch polysaccharides in relation to animal nutrition. J. Dairy Sci. 74:3583-3597.
20. Weiss, W. P., and D. J. Wyatt. 2000. Effect of oil content and kernel processing of corn silage on digestibility and milk production by dairy cows. J. Dairy Sci. 83:351-358.
21. Xu, S., and J. H. Harrison. 1996. Characteristics of the rate and extent of fiber degradability of feedstuffs common to the Pacific Northwest. Prof. Anim. Sci. 215-222.
22. Xu, S., J. H. Harrison, W. Kezar, N. Entrikin, K. A. Loney, and R. E. Riley. 1995. Evaluation of yield, quality, and plant composition of early-maturing corn hybrids harvested at three stages of maturity. Prof. Anim. Sci. 11:157-165.