Meet the Associated Faculty and Staff

Rob Kallenbach, Ph.D.

214 Waters Hall
Columbia, MO 65211
(573) 882-2801
KallenbachR@missouri.edu

Rob Kallenbach is an Associate Professor in Agronomy and State Forage Extension Specialist for the University of Missouri. His extension education and research program focuses on integrated forage-livestock systems and he contributes to the Center for Agroforestry with his work on silvopastural systems.

Publications (Since 2004)

• Bailey, N.J., and R.L. Kallenbach. 2010. Comparison of three tall fescue-based stocker systems. Journal of Animal Science 88(5):1880-1890.
• Kallenbach, R.L., E.B.Venable, M.S. Kerley, and N.J. Bailey. 2010. Stockpiled tall fescue and livestock performance in an early stage Midwest silvopasture system. Agroforestry Systems 80(3):379-384.
• Dierking, R.M., R.L. Kallenbach, and I.U. Grün. 2010. Effect of forage species on fatty acid content and performance of pasture finish steers. Meat Science 85(4):597-605.
• Dierking, R.M., R.L. Kallenbach, and C.A. Roberts. 2010. Fatty acid profile of orchard grass, tall fescue, perennial rye grass, and alfalfa. Crop Science 50:39.
• Udawatta, R.P., H.E. Garrett, and R.L. Kallenbach. 2010. Agroforestry and grass buffer effects on water quality in grazed pastures. Agroforestry Systems 79:81-87.
• Angima, S.D., R.L. Kallenbach, and W.W. Riggs. 2009. Forage yield of selected cool-season grasses in response to varying rates of nitrogen. Online. Forage and Grazinglands doi:10.1094/FG-2009-0129-01-RS.
• Angima, S.D., R.L. Kallenbach, and W.W. Riggs. 2009. Optimizing hay yield under lower nitrogen rates for selected warm-season forages. J. Integrative Biosci. 7:1-6.
• Dierking, R.M., R.L. Kallenbach, M.S. Kerley, C.A. Roberts, and T.R. Lock. 2008. Yield and nutritive value of ‘Spring Green’ festulolium and ‘Jessup’ endophyte-free tall fescue stockpiled for winter pasture. Crop Sci. 48:2463-2469.
• Meyer, A.M., M.S. Kerley, and R.L. Kallenbach. 2008. The effect of residual feed intake rank on forage intake by grazing beef cows. J. Anim. Sci. 86:2670-2679.
• Curtis, L.E., R.L. Kallenbach, and C.A. Roberts. 2008. Allocating forage to fall-calving cow-calf pairs strip-grazing stockpiled tall fescue. J. Anim. Sci. 86:780-789.
• Curtis, L.E., and R.L. Kallenbach. 2007. Endophyte infection level of tall fescue stockpiled for winter grazing does not alter the gain of calves nursing lactating beef cows. J. Anim. Sci. 85:2346-2353.
• Casler, M.D., K.P. Vogel, C.M. Taliaferro, N.J. Ehlke, J.D. Berdahl, E.C. Brummer, R.L. Kallenbach, C.P. West, and R.B. Mitchell. 2007. Latitudinal and longitudinal adaptation of switchgrass populations. Crop Sci. 47:2249-2260.
• Kallenbach, R.L., M.S. Kerley, and G.J. Bishop-Hurley. 2006. Forage accumulation, quality and livestock production from an annual ryegrass and cereal rye mixture in a pine-walnut silvopasture. Agroforestry Systems 66:43-53.
• Smith, L.B., and R.L. Kallenbach. 2006. Overseeding annual ryegrass and cereal rye into soybean as part of a multifunctional cropping system: I. Grain crop yields, winter annual weed cover, and residue after planting. Online. Forage and Grazinglands doi:10.1094/FG-2006-0907-01-RS.
• Smith, L. B., and R.L. Kallenbach. 2006. Overseeding annual ryegrass and cereal rye into soybean as part of a multifunctional cropping system: II. Forage yield and nutritive value. Online. Forage and Grazinglands doi:10.1094/FG-2006-0907-02-RS.
• Kallenbach, R. L., C.A. Roberts, T.R. Lock, D.H. Keisler, M.R. Ellersieck, and G.E. Rottinghaus. 2006. Performance of steers fed ammoniated straw from tall fescue seed fields. Online. Forage and Grazinglands doi:10.1094/FG-2006-0113-01-RS.
• Kallenbach, R.L., C.J. Nelson, J.H. Coutts and M.D. Massie. 2005. Cutting alfalfa in late-autumn increases annual yield, doesn't hurt stands, but is unlikely to increase profit. Online. Forage and Grazinglands doi:10.1094/FG-2005-0404-01-RS.
• Roberts, C.A., H.R. Benedict, N.S. Hill, R.L. Kallenbach, and G.E. Rottinghaus. 2005. Determination of ergot alkaloid content in tall fescue by near-infrared spectroscopy. Crop Sci. 45:778-783.
• Fike, J.H., A.L. Buergler, J.A. Burger, and R.L. Kallenbach. 2004. Considerations for establishing and managing silvopastures. Online. Forage and Grazinglands doi:10.1094/FG-2004-1209-01-RV.
• Wen, L., J.E. Williams, R.L. Kallenbach, C.A. Roberts, P.R. Beuselinck, and R.L. McGraw. 2004. Cattle preferentially select birdsfoot trefoil from mixtures of tall fescue and birdsfoot trefoil. Online. Forage and Grazinglands doi:10.1094/FG-2004-0924-01-RS.
• Lock, T.R., R.L. Kallenbach, D.G. Blevins, T.M. Reinbott, G.J. Bishop-Hurley, R.J. Crawford, Jr., M.D. Massie, and J.W. Tyler. 2004. Phosphorus fertilization of tall fescue pastures may protect beef cows from hypomagnesaemia and improve gain of nursing calves. Online. Forage and Grazinglands doi:10.1094/FG-2004-0608-01-RS.

Book Chapters

• Casler, M.D. and R.L. Kallenbach. 2007. Cool-season grasses for humid areas. In R.F Barnes, C.J. Nelson, K.J. Moore and M. Collins (ed.) Forages Vol II: The science of grassland agriculture, 6th ed. Iowa State University Press, Ames, IA.
• Cherney, J.H. and R.L. Kallenbach. 2007. Forage systems for the temperate humid zone. In R.F Barnes, C.J. Nelson, K.J. Moore and M. Collins (ed.) Forages Vol II: The science of grassland agriculture, 6th ed. Iowa State University Press, Ames, IA.

Abstracts (Since 2004)

• Meyer, A.M., R.L. Kallenbach, and M.S. Kerley. 2008. Comparison of grazing stockpiled tall fescue versus feeding hay or hay plus supplement to beef cows in late gestation and early lactation. J. Anim. Sci. 86:432 (Suppl. 1).
• Meyer, A.M., R.L. Kallenbach, M.S. Kerley, and K.P. Ladyman. 2007. The effect of residual feed intake rank in beef cows on forage intake and pasture carrying capacity. J. Anim. Sci. 85:454 (Suppl. 1).
• Roberts, C.A., R.L. Kallenbach, G.E. Rottinghaus, T.R. Lock, M.D. Massie, and H.R. Benedict. 2006. Ergovaline concentrations in stored tall fescue hay. Abst. # 25569. In Agronomy Abstracts. ASA, Madison, WI.
• Naylor, J.B., R.L. Kallenbach, D.W. Harby, and D.J. England. 2006. Automated harvester reduces labor for sampling pastures. Abst. #26010 In Agronomy Abstracts. ASA, Madison, WI.
• Curtis, L.E., and R.L. Kallenbach. 2005. Impact of herbage allowance on lactating beef cows grazing stockpiled tall fescue. In Agronomy Abstracts. ASA, Madison, WI.
• Bailey, W.C., C.J. Nelson, and R.L. Kallenbach. 2005. Effect of potassium fertilization and glandular-haired alfalfa varieties on potato leafhopper, Empoasca fabae L., populations. In Abstracts, 2005 ESA Annual Meetings, Fort Lauderdale, FL. 15-18 Dec. 2005. ESA, Lanham, MD.
• Bradley, K.W., and R.L. Kallenbach. 2005. Influence of selected herbicide treatments on ironweed control, forage yield, and forage quality in tall fescue pastures. North Central Weed Sci. Soc. Abstr. 60. [CD-ROM Computer File]. North Central Weed Sci. Soc., Champaign, IL.
• Beuselinck, P.R., R.L. McGraw, C.A. Roberts, and R.L. Kallenbach. 2005. Cool-season CRP management with fire and haying. In Agronomy Abstracts. ASA, Madison, WI.
• Ladyman, K.P., M.S. Kerley, R.L. Kallenbach, H.G. Garrett, R.L. McGraw, and J.W. Van Sambeek. 2004. Quality and quantity evaluations of shade-grown legume forages. In J. Anim. Sci. Midwest Sect. Abstract 264:64.
• Angima, S.D., G.W. Lesoing, F.M. Fishel, and R.L. Kallenbach. 2004. On farm forage demonstration trials. In Agronomy Abstracts. ASA, Madison, WI.

Conference Proceedings(Since 2004)

Note: Invited articles are marked with an asterisk (*).

• Kallenbach, R.L. "Integrating silvopastures into current forage-livestock systems." In M.A. Gold and M.M. Hall (eds.). 2009. Agroforestry Comes of Age: Putting Science into Practice. Proceedings, 11th North American Agroforestry Conference. 455-461.
• Kumar, S., S.H. Anderson, R.P. Udawatta, and R.L. Kallenbach. "Agroforestry and grass buffer influences on water infiltration for a grazed pasture system." In M.A. Gold and M.M. Hall (eds.). 2009. Agroforestry Comes of Age: Putting Science into Practice. Proceedings, 11th North American Agroforestry Conference. 191-200.
• Udawatta, R.P., H.E. Garrett, and R.L. Kallenbach. "Agroforestry and grass buffer effects on water quality on grazed pasture watersheds." In M.A. Gold and M.M. Hall (eds.). 2009. Agroforestry Comes of Age: Putting Science into Practice. Proceedings, 11th North American Agroforestry Conference. 173-182.
• *Kallenbach, R.L., T.R. Lock, J.H. Coutts, and M.D. Massie. 2008. Alternative nitrogen fertilizers for tall fescue pastures. p. 23-27. In Proc. Heart of America Grazing Conf. 7-8 Jan. 2008. Columbia, MO. MFGC, Columbia, MO.
• Angima, S.D., and R.L. Kallenbach. 2008. Relative feed value and crude protein of selected cool and warm season forages in response to varying rates of nitrogen. In Proc. National Assoc. County Agricultural Agents. 13-17 Jul. 2008. Greensboro, NC. NACAA, St. Decatur, IL.
• Kallenbach, R.L. 2007. Finding alternatives to ammonium nitrate for cool-season grass pastures. p. 28. In Proc. American Forage and Grassland Council. 24-26 Jun. 2007. State College, PA. AFGC, Elmhurst, IL. (Refereed).
• *Kallenbach, R.L. 2007. Finding alternatives to ammonium nitrate for cool-season grass pastures. In Proc. Southwest Missouri Spring Forage Conf. 1 Mar. 2007. Springfield, MO.
• *Kallenbach, R.L. 2007. Grazing management. In Proc. 4-State Beef Conf. 10-11 Jan. 2007. Lewis, IA.
• *Kallenbach, R.L. 2007. Summer pasture options for Mid-Missouri. p. 9-11. In Proc. Mid-Missouri Grazing Conf. 23 Jan. 2007. Columbia, MO.
• *Kallenbach, R.L. 2006. Simple, repeatable, profitable forage systems. In Proc. 35th annual Cornbelt Cow/Calf Conference. 25 Feb. 2006. Pella, IA.
• *Kallenbach, R.L. 2006. Developing forage management strategies for Midwest pastures. In Proc. 35th annual Cornbelt Cow/Calf Conference. 25 Feb. 2006. Pella, IA.
• *Kallenbach, R.L. 2006. Forage systems for dairy grazing. Online. In T.R. Rickard et al. (eds.) Proc. Missouri Dairy Grazing Conf. 6-8 Jul. 2006. Monett, MO. http://agebb.missouri.edu/dairy/grazing/conference/2006/foragesystems.pdf
• Meinhardt, L.E., and R.L. Kallenbach. 2005. Comparing yield and quality of milk from dairy cows fed stockpiled annual ryegrass (Lolium multiflorum L.) and cereal rye (Secale cereale L.) In Proc. 20th Int. Grassland Congress. 26 Jun. - 1 Jul. 2005. Dublin, Ireland. (in press). (Refereed).
• Smith, L.B., and R.L. Kallenbach. 2005. Overseeding cereal rye and annual ryegrass into soybean for forage as part of a multifunctional cropping system. In Proc. 20th Int. Grassland Congress. 26 Jun. - 1 Jul. 2005. Dublin, Ireland. (in press). (Refereed).
• Kallenbach, R.L., C.J. Nelson, J.H. Coutts, and M.D. Massie. 2004. Cutting alfalfa in late-autumn increases annual yield, doesn't hurt stands, but unlikely to increase profits. p. 250-254. In Proc. American Forage and Grassland Council. 12-16 Jun. 2004. Roanoke, VA. AFGC, Georgetown, TX. (Refereed).
• Lock, T.R., R.L. Kallenbach, and C.A. Roberts. 2004. Performance of beef steers fed ammoniated and untreated aftermath following tall fescue seed harvest. p. 501. In R.L. Kallenbach, C.F. Rosenkrans Jr., and T.R. Lock (eds.) Proc. 5th Int. Symp. on Neotyphodium/Grass Interactions. Fayetteville, AR. 23-26 May 2004. University of Arkansas, Fayetteville AR.
• Roberts, C.A., R.L. Kallenbach, M.D. Massie, and N.S. Hill. 2004. Ergot alkaloid concentration as affected by storage and preservation. p. 51. In D.J. Lang (ed.) Proc. Tall Fescue Toxicosis Workshop. 17-19 Oct. 2004. Wildersville, TN.
• Kallenbach, R.L. 2004. The influence of nitrogen rate and pasture composition on the toxicity, quality, and yield of stockpiled tall fescue. p. 50. In D.J. Lang (ed.) Proc. Tall Fescue Toxicosis Workshop. 17-19 Oct. 2004. Wildersville, TN.
• Roberts, C.A., R.L. Kallenbach, and M.D. Massie. 2004. Ergot alkaloid concentration as affected by hay moisture and hay storage time. p. 51. In D.J. Lang (ed.) Proc. Tall Fescue Toxicosis Workshop. 17-19 Oct. 2004. Wildersville, TN.
• Bailey, W.C., R.L. Kallenbach, T.L. Clark, and C.G. Meinhardt. 2004. Leafhopper and flea beetle populations in traditional and novel varieties of tall fescue. In Proc. Entomological Society of America North Central Branch Annual Meeting. Kansas City, MO.
• Kallenbach, R.L., M.S. Kerley, and G.J. Bishop-Hurley. 2004. Forage and livestock production from silvopastures planted to annual ryegrass/cereal rye. p. 313. In Proc. Eighth North American Agroforestry Conf. 22-25 Jun. 2003. Corvallis, OR. (Refereed).
• Ladyman, K.P., M.S. Kerley, R.L. Kallenbach, H.E. Garrett, J.W. Van Sambeek, and N.E. Navarrete-Tindall. 2004. Quality and quantity evaluations of shade grown forages. p. 175-181. In Proc. Eighth North American Agroforestry Conf. 22-25 Jun. 2003. Corvallis, OR. (Refereed).

Technical Reports (Since 2004)

• Kallenbach R.L., T.R. Lock, J.H. Coutts, and M.D. Massie. 2007. Finding alternatives to ammonium nitrate as a nitrogen source for tall fescue pastures. p. 62-69. Missouri soil fertility and fertilizers research update 2006. Agron. Misc. Publ. 07-01. Univ. Missouri. Columbia, MO.
• Beuselinck P.R., R. L. McGraw, C.A. Roberts, and R.L. Kallenbach. 2006. Managing cool-season CRP with fire and haying. Lotus Newsletter. 6:36.
• Kallenbach R.L., and M.D. Massie. 2006. Finding alternatives to ammonium nitrate as a nitrogen source for tall fescue pastures. p. 52-55. Missouri soil fertility and fertilizers research update 2005. Agron. Misc. Publ. 06-01. Univ. Missouri. Columbia, MO.
• Kallenbach R.L., and M.D. Massie. 2006. Finding alternatives to ammonium nitrate as a nitrogen source for tall fescue pastures. Honeywell Newsletter Online.
• Nelson, K.A., C.A. Roberts, and R.L. Kallenbach. 2006. Fall applied weed management systems for tall fescue seed production in northeast Missouri. p. 19-24. Greenly Mem. Res. Cntr. 2006 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Bradley, K.W., R.L. Kallenbach, and M.D. Massie. 2006. Impact of seeding rate and weed control measures for establishing Roundup Ready alfalfa. p. 21-24. SW MO Res. Ed. Ctr. 2006 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Crawford, R.J., Jr., and R.L. Kallenbach. 2006. Bermudagrass improves the gain of stocker calves in tall fescue-based forage systems. p. 6-8. SW MO Res. Ed. Ctr. 2006 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Kallenbach R.L., and R.J. Crawford Jr. 2005. Nitrogen fertilization strategies for annual ryegrass pasture. p. 131-136. Missouri soil fertility and fertilizers research update 2004. Agron. Misc. Publ. 05-01. Univ. Missouri. Columbia, MO.
• Kallenbach R.L., and R.L. McGraw. 2005. The influence of nitrogen rate and pasture composition on the toxicity, quality and yield of stockpiled tall fescue. p. 71-77. Missouri soil fertility and fertilizers research update 2004. Agron. Misc. Publ. 05-01. Univ. Missouri. Columbia, MO.
• Nelson, C.J., R.L. Kallenbach, and W.C. Bailey. 2005. Effect of potassium fertilization on leafhopper tolerance and persistence of alfalfa. p. 161-171. Missouri soil fertility and fertilizers research update 2004. Agron. Misc. Publ. 05-01. Univ. Missouri. Columbia, MO.
• Meinhardt, L.E., and R.L. Kallenbach. 2005. Impact of grazing stockpiled tall fescue on fall calving beef cows. p. 7-10. SW MO Res. Ed. Ctr. 2005 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Kallenbach, R.L., and M.D. Massie. 2005. Nitrogen fertilization strategies for annual ryegrass pasture p. 15-20. SW MO Res. Ed. Ctr. 2005 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Bruce, B.R., R.L. Kallenbach, and M.D. Massie. 2005. 'Ozark’ bermudagrass interseeded with cereal rye. p. 21-24. SW MO Res. Ed. Ctr. 2005 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Kallenbach R.L., and M.D. Massie. 2005. Finding alternatives to ammonium nitrate as a nitrogen source for tall fescue pastures. p. 25-28. SW MO Res. Ed. Ctr. 2005 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Smith, L.B., and R.L. Kallenbach. 2005. Overseeding cereal rye and annual ryegrass into soybean for forage as part of a multifunctional cropping system. 2005. [Online]. 2004 Bradford Research & Extension Center Studies.
• Kallenbach, R.L., D.J. England, G.J., Bishop-Hurley, and J.H. Coutts. 2005. Missouri 2004 Alfalfa Variety Trial Results. Online. Crop Management.
• Kallenbach R.L., and M.D. Massie. 2005. Finding alternatives to ammonium nitrate as a nitrogen source for tall fescue pastures [Online]. Honeywell Research Summaries.
• Martz, F.A., M.F. Weiss, R.L. Kallenbach, C.L. Lorenzen, and M.K. Hendrickson. 2004. Conjugated linoleic acid content of pasture finished beef and implications for human diets. Online. Available at verified 21 Dec. 2004.
• Kallenbach R.L., and R.J. Crawford Jr. 2004. Nitrogen fertilization strategies for annual ryegrass pasture. p. 32-35. Missouri soil fertility and fertilizers research update 2003. Agron. Misc. Publ. 04-01. Univ. Missouri. Columbia, MO.
• Kallenbach R.L., and R.L. McGraw. 2004. The influence of nitrogen rate and pasture composition on the toxicity, quality and yield of stockpiled tall fescue. p. 41-45. Missouri soil fertility and fertilizers research update 2003. Agron. Misc. Publ. 04-01. Univ. Missouri. Columbia, MO.
• Kallenbach, R.L., D.J. England, G.J. Bishop-Hurley, and J.H. Coutts. 2004. Missouri 2003 Alfalfa Variety Trial Results. Online. Crop Management.
• Meinhardt, L.E., R.L. Kallenbach, C.W. Davis, R.J. Crawford Jr., and M.D. Massie. 2004. Grazing stockpiled annual ryegrass and cereal rye with a seasonal dairy herd. p. 9-14. SW MO Res. Ed. Ctr. 2004 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Lock, T.R., R.L. Kallenbach, and C.A. Roberts. 2004. Performance of beef steers fed ammoniated and untreated aftermath hay made following tall fescue seed harvest. p. 15-18. SW MO Res. Ed. Ctr. 2004 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Kallenbach, R.L., C.J. Nelson, J.H. Coutts, and M.D. Massie. 2004. Harvesting alfalfa in late autumn increases annual yield, doesn’t hurt stands but is unlikely to increase profit. p. 22-27. SW MO Res. Ed. Ctr. 2004 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Kallenbach R.L., M.D. Massie, and R.J. Crawford Jr. 2004. Nitrogen fertilization strategies for annual ryegrass pastures. p. 28-32. SW MO Res. Ed. Ctr. 2004 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Roberts. C.A., R.L. Kallenbach, T.R. Lock, and M.D. Massie. 2004. Storage method affects the ergovaline concentration of tall fescue. p. 33-34. SW MO Res. Ed. Ctr. 2004 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.
• Nelson, C.J., R.L. Kallenbach, and W.C. Bailey. 2004. Effect of potassium fertilization on leafhopper tolerance and persistence of alfalfa. p. 64-73. Missouri soil fertility and fertilizers research update 2003. Agron. Misc. Publ. 04-01. Univ. Missouri. Columbia, MO.
• Kallenbach, R.L. 2004. Big round bale silage. p. 21-22. Greenly Mem. Res. Cntr. 2004 Res. Rpt. MO Agri. Exp. Stn., Columbia, MO.