College of Agricultural Sciences

R. F. Cooke, Arthington, J. D., Araujo, D. B., Lamb, G. C., and Ealy, A. D., “Effects of supplementation frequency on performance, reproductive, and metabolic responses of Brahman-crossbred females”, Journal of Animal Science, vol. 86, no. 9, pp. 2296 - 2309, 2008.

R. F. Cooke, Bohnert, D. W., Cappellozza, B. Ieda, Marques, R. S., Delcurto, T., and Mueller, C. J., “Incorporation of sexed semen into reproductive management of cow–calf operations”, Livestock Science, vol. 163, pp. 165 - 171, 2014.

R. F. Cooke, Bohnert, D. W., and Mills, R. R., “Effects of temperament on performance and carcass traits of range-originated feeder calves”, in Proc Western Section, Am Soc Anim Sci, 2011.

R. F. Cooke, “Temperament and Performance of Beef Cattle”. OSU Beef Cattle Sciences/Beef Cattle Library: BEEF021, 2009.

R. F. Cooke, Bohnert, D. W., Meneghetti, M., Losi, T. C., and Vasconcelos, J. L. M., “Effects of temperament on pregnancy rates to fixed-timed AI in Bos indicus beef cows”, Livestock Science, vol. 142, no. 1-3, pp. 108 - 113, 2011.

R. F. Cooke, N. ío, S., Caraviello, D. Z., Bertics, S. J., Ramos, M. H., and Grummer, R. R., “Supplemental Choline for Prevention and Alleviation of Fatty Liver in Dairy Cattle”, Journal of Dairy Science, vol. 90, no. 5, pp. 2413 - 2418, 2007.

R. F. Cooke, Bohnert, D. W., Reis, M. M., and Cappellozza, B. Ieda, “Wolf presence in the ranch of origin: Impacts on temperament and physiological responses of beef cattle following a simulated wolf encounter1”, Journal of Animal Science, vol. 912927196567878990239056181522156672130746688, no. 12, pp. 5905 - 5911, 2013.

R. F. Cooke, Cappellozza, B. Ieda, Reis, M. M., Bohnert, D. W., and Vasconcelos, J. L. M., “Plasma progesterone concentration in beef heifers receiving exogenous glucose, insulin, or bovine somatotropin1”, Journal of Animal Science, vol. 9045174176944185768873431281678749181873269859038749362587567708471377711274609382398121, no. 9Suppl. 3ESuppl. 2, pp. 3266 - 3273, 2012.

R. F. Cooke, “Basics of Reproductive Function in Beef Cows”, OSU Beef Cattle Sciences/Beef Cattle Library: BEEF004, 2009.

T. W. Cook, “BILL E. KUNKLE INTERDISCIPLINARY BEEF SYMPOSIUM: Temperament and acclimation to human handling influence growth, health, and reproductive responses in Bos taurus and Bos indicus cattle1”, Journal of Animal Science, vol. 9287823227172011518987879014291908723845260–615522561163932825829090368935876266747473529843785423085219233348946758732, no. 12Suppl. 2E-Suppl. 3E-Suppl. 3, pp. 5325 - 5333, 2014.

T. W. Cook, Cappellozza, B. Ieda, Filho, T. A. Guarnie, and Bohnert, D. W., “Effects of flunixin meglumine administration on physiological and performance responses of transported feeder cattle1”, Journal of Animal Science, vol. 91518781868382902315847897878989904885459062751459088178518579385927439, no. 11, pp. 5500 - 5506, 2013.

J. G. Cook, Johnson, B. K., Cook, R. C., Riggs, R. A., Delcurto, T., Bryant, L. D., and Irwin, L. L., “Effects of summer-autumn nutritiona nd parturition date on reproduction and survival of elk. Wildlife Monographs No. 155”, Supplement to The J. of Wildlife Management, 2004.

J. G. Cook, Johnson, B. K., Cook, R. C., Riggs, R. A., Delcurto, T., Bryant, L. D., and Irwin, L. L., “Nutrition and parturition date effects elk: Potential implications for research and management”, Transactions of the North American Wildlife and Natural Resources Conference 69. 2004.

R. Contreras and Ruter, J. M., “Fruit color in American beautyberry is controlled by a single gene”. 2010.

R. Contreras, “Bred for success”, Digger, pp. 41-45, 2011.

R. Contreras, Ruter, J., Owen, J. S., and Hoegh, A., “Chlorophyll, Carotenoid, and Visual Color Rating of Japanese-cedar Grown in the Southeastern United States”, HORTSCIENCE , vol. 48, no. 12, 2013.

R. Contreras, Ranney, T. G., Tallury, S. P., and Milla-Lewis, S. R., “Using molecular markers to investigate parentage of azaleodendron hybrids.”, Proc. 50th Ann. SNA Res. Conf., vol. 50:632-635. 2005.

R. Contreras, Ruter, J., and Hanna, W., “An Oryzalin-induced Autoallooctoploid of Hibiscus acetosella ‘Panama Red’”, Journal of American Horticultural Science, vol. 134, no. 5, 2009.

R. Contreras, “Ornamental Plant Breeding at Oregon State University”, Combined Proceedings of the International Plant Propagators' Society 63. 2014.

R. Contreras and Horn, M., “Breeding to improve garden performance of Penstemon in the Willamette Valley: early stages”, Bulletin of the American Pestemon Society, vol. 73, pp. 68-72, 2014.

R. Contreras, Rothleutner, J. J., and Stockwell, V., “Breeding for fire blight resistance and sterility in Cotoneaster”, Proceedings of the 13th International Workshop on Fire Blight. Acta Hort, vol. 1056:221-223. 2014.

R. Contreras, Ruter, J. M., Conner, J., Zeng, Y., and Ozias-Akins, P., “Confirmation of hybridity using GISH and determination of 18S rDNA copy number using FISH in interspecific F ₁ hybrids of Tecoma (Bignoniaceae)”, Genome, vol. 55, no. 6, pp. 437 - 445, 2012.

R. Contreras, “Breeding methods to reduce the invasive potential of nursery crops”. 2010.

R. Contreras, “Bridging the gap: A new partnership between Oregon State University and LPDC designed to continue cultivar development.”, Landscape Plant News, 2010.

R. Contreras and Friddle, M. W., “‘Oregon Snowflake’ Flowering Currant”, HORTSCIENCE , vol. 50, no. 3, 2015.