Ammerman, C. B., J. M. Wing, B. G. Dunavant, W. K. Robertson, J. P. Feaster, and L R. Arrington. 1967. Utilization of inorganic iron by ruminants as influenced by form of iron and iron status of the animal. J. Anim. Sci. 26:404.
Archer, K. A. and J. L. Wheeler. 1978. Response by cattle grazing sorghum to salt-sulfur supplements. Aust. J. Exp. Agric. Anim. Husb. 18:741.
Arachevaleta, M., C. W. Bacon, C. S. Hoveland, and D. E. Radcliffe. 1988. Effect of the tall fescue endophyte on plant response to environmental stress. Agron. J. 81:83.
Bacon, C. W. and M. R. Siegel. 1988. Endophyte parasitism of tall fescue. J. Prod. Agric. 1:45.
Barnhart, S. K. and W. F. Wedin. 1984. Management and utilization of switchgrass (Panicum virgatum) by yearling steers in western Iowa. In: Forage and Grassland Conf.
Barrett, J. 1998. Grazing corn demonstration. Ohio State University Extension, Washington County.
Barrett, J. M. and C. D. Penrose. 1996. Brassicas for grazing. 81st Nat. Assoc. County. Agr. Agents, Proceedings.
Bartholomew, H. M., R. M. Sulc, R. Hendershot, and J. Cline. 1994. Perennial warm season grasses for Ohio. Ohio State University Extension. Agronomy Facts. AGF-022.
Bartholomew, H., and E. Vollborn. 1997. Back to the future: year-round grazing in Ohio. Ohio Forage and Grasslands Council Conference. p. 37.
Blazer, R. E., H. T. Bryant, C. M. Kincaid, W. H. Shrdla, T. H. Taylor, and W. L. Griffith. 1956. The value of forage species and mixtures for fattening steers. Agron. J. 48:508-513.
Bowman, J. P. 1990. Strategies for Overcoming Endophyte-Infected Fescue. Ohio Beef Cattle Research and Industry Report. The Ohio State University. Ohio Agricultural Research and Development Center. Animal Sciences Department Series 90-2. p. 155.
Bowman, J. G. P. and B. F. Sowell. 1997. Delivery method and supplement consumption by grazing ruminants: A review. J. Anim. Sci. 75:543.
Boyles, S. L., H. M. Bartholomew, and R. M. Sulc. 1996. Sustainable winter grazing and dormant forage quality. Research and Reviews. The Ohio State University. Ohio Agricultural Research and Development Center. Department of Animal Sciences. p. 37.
Burris, W. R., D. J. Patterson, and J. H. Randolph. 1994. Effect of time of breeding for spring-calving cows grazing high endophyte fescue-progress report. Kentucky Beef Cattle Research Report. University of Kentucky. Progress Report 366. p. 18.
Bush, L. P. and P. B. Burrus Jr. 1988. Tall fescue forage quality and agronomic performance as affected by the endophyte. J. Prod. Agric. 1:55.
Cameron, H. J., R. J. Boila, L. W. McNichol, and N. E. Stranger. 1989. Cupric oxide needles for grazing cattle consuming low-copper, high-molybdenum forage and high-sulfate water. J. Anim. Sci. 67:252.
Campbell, D. T., J. Mass, D. W. Weber, O. R. Hedstron, and B. B. Norman. 1990. Safety and efficacy of two sustained-release intracellular selenium supplements and the associates placental and colostral transfer of selenium in beef cattle. Am. J. Vet. Res. 51:813.
Caton, J. S. and D. V. Dhuyvetter. 1996. Influence of energy supplementation on grazing ruminants: Requirements and responses. J. Anim. Sci. 75:533.
Clanton, D. C. 1980. Applied potassium nutrition in beef cattle. pp. 17-32. In: Proceedings, Third International Mineral Conference, January 17 and 18, 1980. Miami, Fla.
Collins, M. 1997. Making and storing quality hay. Ohio Forage and Grassland Council Conference Proceedings. p. 1.
Corah, L. 1990. Vitamins and minerals - Do you need to worry about them? In: The 90s Approach to Cowherd Nutrition. Colorado State University. pp. 79-93.
Davis, G. K., and W. Mertz. 1987. Copper. pp. 301-364. In: Trace Elements in Human and Animal Nutrition. Vol 1. W. Mertz, ed. Academic Press, New York.
Decker, A. M. 1988. Maximizing the grazing season. In: Pasture in the Northeast Region of the United States. Northeast Regional Agricultural Engineering Service. pp. 31-42.
Decker, A. M., R. F. Dudley, L. R. Vough, M. I. Spicknall, and T. H. Miller. 1985. Band vs. broadcast paraquat and alternate row species seeding in no-till pasture renovation. Nat. Forage and Grasslands Conf.
Dodds, D. L. and E. T. Jacobson. 1984. Grass varieties for North Dakota. Cooperative Extension Service, North Dakota State University. R-794 Rev.
Emmick D. 1996. Beat summer slump. Pasture. The New York Pasture Association. Vol 1. No. 5. p. 3.
Ferrell, C. L. 1988. Energy metabolism. In: D. C. Church (Ed.) The Ruminant Animal: Digestive Physiology and Nutrition. Prentice-Hall, Englewood Cliffs, N. J.
Fowler, K. F. and T. T. Stout. 1990. Cow-calf profitability in southeast Ohio: Twenty-five 1987 cases. Ohio Beef Cattle Res. & Ind. Rep., The Ohio State University. p. 86.
Gerrish, J. 1996. The Forage Leader. American Forage and Grassland Council. Vol 1. No. 1. p. 3.
Grigsby, K. N., M. S. Kerley, J. A. Paterson, and J. C. Weigel. 1992. Site and extent of nutrient digestion by steers fed a low-quality bromegrass hay diet with incremental levels of soybean hull substitution. J. Anim. Sci. 70:1941.
Hall, M. P. and G. A. Jung. 1994. Forage chicory. College of Agricultural Sciences, Cooperative Extension, The Pennsylvania State University, University Park. Agronomy Fact 33, 4 pp.
Harris, P. E. and D. J. Undersander. 1996. Options for pasturing animals: Leasing pasture or buying standing forage. University of Wisconsin-Extension, Cooperative Extension. A3638.
Hidiroglou, M. J. Proulx and J. Jolette. 1985. Intraruminal selenium pellet for control of nutritional muscular dystrophy in cattle. J. Dairy Sci. 68:57.
Hendershot, B. 1998. When to start grazing cool-season forages. The Ohio State University Extension Beef Team Newsletter. April 7, 1998. http://www.ag.ohio-state.edu/~beef/
Henning, P. A., Y. Van der Linden, M. C. Matthorpe, W. K. Nauhaus, and H. M. Swartz. 1980. Factors affecting the intake and digestion of roughage by sheep fed maize straw supplemented with maize grain. J. Agric. Sci. 94:565.
Hoveland, C. S. 1993. Economic importance of Acremonium endophytesm Agric. Ecosyst. & Environ. 44:3.
Horn, G. W., and F. T. McCollum. 1987. Energy supplementation of grazing ruminants. Proc. Graz. Nutr. Conf. Jackson Hole, Wyo.
Johnson, J. W. 1995. Selecting forms of nitrogen fertilizer. Ohio State University Extension. AGF-205-95.
Johnson, K. D. 1985. Minimizing tall fescue toxicity. Cooperative Extension Service. Purdue University. AY-258.
Jung, G. A., C. F. Gross, R. E. Kocher, L. A. Burdette, and W. C. Sharp. 1978. Warm season range grasses extend beef cattle forage. Sci. Agric. 25:6.
Kegley, E. B. and J. W. Spears. 1994. Bioavaila-bility of feed grade copper source (oxide, sulfate or lysine) in growing cattle. J. Anim. Sci. 72:2728
Kemp, A. and M. L. t' Hart. 1957. Grass tetany in grazing milking cows. Neth. J. Agric. Sci. 5:4.
Kilgore, G. L., F. K. Brazle, M. R. Fausett. 1980. Tall fescue production and utilization. Cooperative Extension Service. Kansas State University. C-622.
Langlands, J. P., G. E. Donald, J. E. Boweles, and A. J. Smith. 1989. Trace element nutrition of grazing ruminants. III. Copper oxide powder as a copper supplement. Aust. J. Agric. Res. 40:187-193.
Loerch, S. C., J. W. Karr, and L. L. Mizer. 1995. Corn as an alternative to hay for wintering beef cows. The Ohio State University. Ohio Beef Cattle Research & Industry Report. Animal Sciences Department Series 95-1. p. 39.
Lusby, K. S. and D. G. Wagner. 1987. Effect of supplements on feed intake. In: F. N. Owens (Ed.) Feed Intake by Beef Cattle. Oklahoma State University. Publ. 121. pp. 173.
Mangione, D. A. 1992. Scoring cows can improve profits. Ohio Cooperative Extension Service. The Ohio State University. L- 292.
Martin, S. K. and C. A. Hibberd. 1990. Intake and digestibility of low-quality native grass hay by beef cows supplemented with graded levels of soybean hulls. J. Anim. Sci. 68:4319.
Matches, A. G. 1979. Management. In: Buckner and Bush (ed.). Tall Fescue. Agron Monogr. 20. ASA, CSSA, SSA. Madison, WI. pp. 171-199.
Mays, D. A. and J. B. Washko. 1960. The feasibility of stockpiling legume-grass pasturage. Agron J. 52:190-192.
Miller, D. 1997. Pasture rental consideration. Amazing Graze Newsletter, Ohio State University Extension. April. p. 2.
Morris, R. L., R. H. Fox, and G. A. Jung. 1982. Growth, P uptake and quality of warm and cool-season grasses on a low available P soil. J. Agron. 74:125-129.
Munshower, F. F., and D. R. Neuman. 1979. Vegetation on mine spoils low in key nutritional elements. Animal & Range Research Highlights, Montana State University. Res. Rept. No. 134. p. 17.
Pehrson, B., M. Knutson, M. Gyllensward. 1989. Glutathione peroxidase activity in heifers fed diet supplemented with organic and inorganic selenium compounds. Swedish J. Agric. Res. 19:53.
Penrose, C. D., H. W. Bartholomew, and R. M. Sulc. 1994. Stockpiling fescue for winter grazing. Ohio State University Extension Fact Sheet AGF-023.
Penrose, C. D., H. M. Bartholomew, R. M. Sulc, S. D. Schumacher, and R. Duff. 1996. Performance of brassica cultivars from New Zealand and United States seed sources in southeast Ohio, USA. New Zealand Grasslands Assoc. Proc. 57:111.
Penrose, C. D., H. M. Bartholomew, R. M. Sulc, and E. M. Vollborn. 1997a. Establishment vigor of endophyte-free and endophyte-infected tall fescue cultivars in southern Ohio. XVIIII Int. Grasslands Congr. Proc.
Penrose, C. D., H. M. Bartholomew, and J. M. Barrett. 1997b. Brassicas are another inexpensive option to extend the grazing season. Ohio Cattleman. Summer.
Podoll, K. L., J. B. Bernard, D. E. Ullrey, S. R. Debar, P. K. Ku, and W. T. Magee. 1992. Dietary selenium versus selenite for cattle, sheep, and horses. J. Anim. Sci. 70:1965.
Putnam, T. 1996. Winter rye as an annual forage crop. Cattlemen's College. Improving Your Bottom Line Through Grazing. Ohio Cattlemen's Association. p. 10.
Rasby, R. 1997. Saving cold cash on winter feed. ed. Jason Gerke. Drovers Journal. October. p. 21.
Rasby, R. and R. Selley. 1992. Grazing crop residues. Cooperative Extension. University of Nebraska-Lincoln. G92-1116-A.
Rasnake, M., J. Reid, and J. Henning. 1990. Warm season perennial grasses for forage in Kentucky. Cooperative Extension Service. University of Kentucky. AGR-145.
Raven, A. M., and A. Thompson. 1959. The availability of iron in certain grasses, clover, and herb species. I. Perennial ryegrass, cocksfoot, and timothy. J. Agric. Sci. 52:177.
Reeder, R. C., D. H. Samples, H. M. Bartholomew, and S. L. Boyles. 1997. Storage losses in large round bales using various storage methods for six and eighteen months. XVIII International Grasslands Congress. 14:29.
Roberts, C., R. Joost, H. Wheaton, W. G. Hires, W. Henning. 1993. Forage Management. MU Beef Cow/Calf Series, University of Missouri-Columbia Extension. M147.
Roundtree, B. H., A. G. Matches, F. A. Martz. 1974. Season too long for your grass pasture? Crop Soils. 26:7.
Samples, D. H. 1997. Grazing cereal rye. Ohio Cattleman. September. p. 60.
Sewell, H. B. 1990. Minerals for beef cattle - supplements. University of Missouri-Columbia. MU Guide. G2081.
Sewell, H. 1984. Winter rations for beef calves. Agricultural Guide. University of Missouri-Columbia. Extension Division. 2064.
Siegel, M. R., M. C. Johnson, D. R. Varney, W. C. Nesmith, R. C. Buckner, L. P. Bush, P. B. Burrus II, T. A. Jones, and J. A. Boling. 1984. A fungal endophyte of tall fescue: incidence and dissemination. Phytopathology 74:932.
Steeds, W. G. 1991. Trace mineral update. Manitoba Beef Cattle Seminar. Brandon. p. 18.
Steeds, W. G. and T. J. Devlin. 1984. Extending livestock feed supplies. University of Manitoba. Agdex 400/50.
Stuedemann, J. A. and C. S. Hoveland. 1988. Fescue endophyte: History and impact on animal agriculture. J. Prod. Agric. 1:39.
Sulc, R. M., J. S. McCormick, L. H. Rhodes, C. D. Penrose. E. M. Vollborn. 1997. Ohio Forage performance trials. The Ohio State University. Horticulture and Crop Science Department Series 195.
Undersander, D., B. Albert, P. Porter, A. Crossley, K. Binning, and R. Schmidt. 1991. Wisconsin pastures for profit. University of Wisconsin-Extension. A3529.
Underwood, E. J. 1981. The Mineral Nutrition of Livestock, 2nd Ed. Slough, U.K.: Commonwealth Agricultural Bureaux.
Van Keuren, R. W. 1970. All-season grazing for beef cows. Research Summary No. 43. The Ohio State University. Ohio Agricultural Research and Development Center.
Van Keuren, R. W. 1971. Forage systems for sheep. Research Summary No. 53. The Ohio State University. Ohio Agricultural Research and Development Center.
Van Keuren, R. W. 1985. Forages for Ohio beef cow herds. pp. 29-35. In: Cattle and Forage Management. The Ohio State University. Ohio Agricultural Research and Development Center. Animal Sciences Department Series. 85-2.
Van Keuren, R. W. and J. A. Stuedemann. 1979. Tall fescue in forage-animal production systems for breeding and lactating animals. In: Buckner and Buch. (ed.) Tall Fescue. Agron. Monogr. 20. ASA, CSSA, SSA. Madison, WI. pp. 201-232.
Vollborn, E. 1997. Hints for grazing stockpiles forage. Ohio's Country Journal. December. p. 32.
Vollborn, E. and C. Penrose. 1997. What's new with fescue? Ohio Cattleman. Ohio Cattlemen's Association. April-May. p. 27.
Wagner, J. J. and M. J. Goetz. 1989. Cost effective supplementation programs for beef cows grazing dormant winter range. South Dakota Beef Production Handbook. GPE 1350A.
Wagnon, K. A. 1966. Social dominance in range cows and its effect on supplemental feeding. Cal. Agric. Exp. Sta. Bull. #819.
Ward, J. D., J. W. Spears, and G. P. Gengelbach. 1995. Differences in copper status and copper metabolism among Angus, Simmental, and Charolais cattle. J. Anim. Sci. 73:571.
White, H. E. 1977. Tall fescue for winter grazing. Forage Facts. Virginia Polytechnic Institute and State University. MA-129.
Whittington, D. and J. Minyard. 1988. Substituting grain for hay in winter rations for beef cows. Great Plains Beef Cattle Handbook. GPE 1652.
Wilson, L. L., PAS, T. W. Bowerson, D. A. Devlin, W. C. Stringer, and M. A. Lucas. 1995. Range potential of Pennsylvania upland plant communities: Mineral concentration of selected plant species. Prof. Anim. Scientist. 11:204.