Found 73 results
Author Title [ Type(Asc)] Year
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Conference Proceedings
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, Friddle, M. W., and Lattier, J. D., Relative fertility and ploidy levels of selected rose of sharon cultivars, Proc. 58th Ann. SNA Res. Conf., vol. 58:232-236. 2013.
R. Contreras and Ruter, J. M., Preliminary efforts to induce polyploidy in Cryptomeria japonica., Proc. 53rd Ann. SNA Res. Conf., vol. 53:159-161. 2008.
R. Contreras, Ornamental Plant Breeding at Oregon State University, Combined Proceedings of the International Plant Propagators' Society 63. 2014.
K. S. lattier and Contreras, R., Non-targeted mutagenesis of Galtonia candicans Decne. through exposure to ethyl methanesulfonate, Combined Proceedings of the International Plant Propagators' Society 65. 2015.
R. Contreras and Ranney, T. G., New opportunities for breeding allopolyploid azaleodendrons, Proc. 49th Ann. SNA Res. Conf., vol. 49:552-554. 2004.
R. Contreras and Ruter, J. M., New Callicarpa species with breeding potential, Proc. 52nd Ann. SNA Res. Conf., vol. 52:327-329. 2007.
R. Contreras and Ruter, J. M., Induced polyploidy in Japanese cedar, Proc. 55th Ann. SNA Res. Conf., vol. 55:25-29. 2010.
J. D. Lattier and Contreras, R., Hybridization Studies in Lilacs, Proc. 59th Ann. SNA Res. Conf. 59:229-234. 2014.
R. Contreras and Friddle, M. W., Fire blight resistance among interspecific and interploidy F1 hybrids of Cotoneaster, Proc. 60th Ann. SNA Res. Conf. 60:XXX-XXX. 2015.
J. J. Rothleutner, Contreras, R., and Stockwell, V., Evaluation of fire blight resistance of 31 species of Cotoneaster, Proc. 57th Ann. SNA Res. Conf., vol. 57:276-278. 2012.
J. A. Schulze and Contreras, R., Effect of ploidy level on vegetative propagation of two cytotypes of Prunus laurocerasus L. ‘Schipkaensis’., Combined Proceedings of the International Plant Propagators' Society 65. 2015.
K. S. lattier and Contreras, R., Chemical mutagenesis of Galtonia candicans Decne. results in altered morphology and reduced fertility, Proc. 60th Ann. SNA Res. Conf. 60:XXX-XXX. 2015.
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.

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