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Ryan Contreras
Ryan Contreras
Professor of Horticulture, Oregon State University
Verified email at oregonstate.edu - Homepage
Title
Cited by
Cited by
Year
Reproductive behavior of diploid and allotetraploid Rhododendron L.‘Fragrant Affinity’
RN Contreras, TG Ranney, SP Tallury
HortScience 42 (1), 31-34, 2007
612007
Genetic methods for mitigating invasiveness of woody ornamental plants: research needs and opportunities
KJ Vining, RN Contreras, M Ranik, SH Strauss
HortScience 47 (9), 1210-1216, 2012
402012
An oryzalin-induced autoallooctoploid of Hibiscus acetosella ‘Panama Red’
RN Contreras, JM Ruter, WW Hanna
Journal of the American Society for Horticultural Science 134 (5), 553-559, 2009
372009
Variation in genome size, ploidy, stomata, and rDNA signals in Althea
JD Lattier, H Chen, RN Contreras
Journal of the American Society for Horticultural Science 144 (2), 130-140, 2019
292019
Ornamental crops
J Van Huylenbroeck
Springer International Publishing, 2018
292018
Ploidy levels, relative genome sizes, and base pair composition in Cotoneaster
JJ Rothleutner, MW Friddle, RN Contreras
Journal of the American Society for Horticultural Science 141 (5), 457-466, 2016
292016
Mutation breeding in ornamentals
K Melsen, M van de Wouw, R Contreras
HortScience 56 (10), 1154-1165, 2021
262021
Oryzalin-induced tetraploidy in Cryptomeria japonica (Cupressaceae)
RN Contreras, JM Ruter, BM Schwartz
HortScience 45 (2), 316-319, 2010
192010
Genome size, ploidy, and base composition of wild and cultivated Acer
RN Contreras, K Shearer
Journal of the American Society for Horticultural Science 143 (6), 470-485, 2018
182018
In vitro chromosome doubling of Prunus laurocerasus ‘Otto Luyken’and ‘Schipkaensis’
RN Contreras, L Meneghelli
HortScience 51 (12), 1463-1466, 2016
172016
Genetic diversity survey of Mentha aquatica L. and Mentha suaveolens Ehrh., mint crop ancestors
KJ Vining, I Pandelova, K Hummer, N Bassil, R Contreras, K Neill, H Chen, ...
Genetic resources and crop evolution 66, 825-845, 2019
152019
Evaluation of seven complex pennisetum hybrids for container and landscape performance in the Pacific Northwestern United States
RN Contreras, J Owen, W Hanna, B Schwartz
HortTechnology 23 (4), 525-528, 2013
142013
Improved method of enzyme digestion for root tip cytology
JD Lattier, H Chen, RN Contreras
HortScience 52 (7), 1029-1032, 2017
132017
Creation of hexaploid and octaploid zoysiagrass using colchicine and breeding
BM Schwartz, KR Harris‐Shultz, RN Contreras, CS Hans, SA Jackson
Crop Science 53 (5), 2218-2224, 2013
122013
Woody ornamentals of the temperate zone
K Van Laere, SC Hokanson, R Contreras, J Van Huylenbroeck
Ornamental Crops, 803-887, 2018
112018
Intraspecific, interspecific, and interseries cross-compatibility in lilac
JD Lattier, RN Contreras
Journal of the American Society for Horticultural Science 142 (4), 279-288, 2017
112017
Screening Cotoneaster for resistance to fire blight by artificial inoculation
JJ Rothleutner, RN Contreras, VO Stockwell, JS Owen
HortScience 49 (12), 1480-1485, 2014
112014
In vivo chromosome doubling of Prunus lusitanica and preliminary morphological observations
JA Schulze, RN Contreras
HortScience 52 (3), 332-337, 2017
102017
Confirmation of hybridity using GISH and determination of 18S rDNA copy number using FISH in interspecific F1 hybrids of Tecoma (Bignoniaceae)
RN Contreras, JM Ruter, J Conner, Y Zeng, P Ozias-Akins
Genome 55 (6), 437-445, 2012
92012
Identification of the high frequency of triploid potato resulting from tetraploid× diploid crosses
RC Graebner, H Chen, RN Contreras, KG Haynes, V Sathuvalli
HortScience 54 (7), 1159-1163, 2019
82019
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Articles 1–20