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Mercè Rovira, Juan Francisco Hermoso, and Agustí J. Romero

Italian cultivars with native Spanish cultivars and cultivars from the main breeding program based at OSU in the United States, from which several cultivars have been released ( McCluskey et al., 1997 , 2001 , 2009 ; Mehlenbacher, 1995 , 2007 ), most

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Peter J. Zale, Daniel K. Struve, Pablo Jourdan, and David M. Francis

tree ideotype. The data suggested formulation of two selection indices for plants in our population that reflect our breeding goals. The high and positive phenotypic and genetic correlations between number of branches and early flower production

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Phillip A. Wadl, John A. Skinner, John R. Dunlap, Sandra M. Reed, Timothy A. Rinehart, Vincent R. Pantalone, and Robert N. Trigiano

pollinations. The cultivars were container-grown and the breeding lines were field-grown trees that were grown to maturity from seed that was obtained from Polly Hill. ‘Appalachian Spring’ has large white bracts and dark green foliage that changes into

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Rayane Barcelos Bisi, Rafael Pio, Daniela da Hora Farias, Guilherme Locatelli, Caio Morais de Alcântara Barbosa, and Welison Andrade Pereira

with other fruit trees. However, Sanzol and Herrero (2002) believe that the limited number of parents used in pear tree breeding programs could have increased the frequency of incompatibility between new cultivars. Sanzol et al. (2006) also explained

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Alan T. Whittemore and Alden M. Townsend

to plastic vials, and then stored at 4 °C. About 7 d before natural flowering occurred on trees designated as female parents, white nonwoven polyester pollination bags (Plant Breeding Supplies International, Scarborough, England) were placed over the

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Cindy B.S. Tong, Hsueh-Yuan Chang, James J. Luby, David Bedford, Benham E.L. Lockhart, Roy G. Kiambi, and Dimitre Mollov

months after germination, 2) second test trees in the breeding program’s evaluation orchard that were grafted onto B9 or M.26 rootstocks, 3) top-worked trees, and 4) rootstock trial trees in a block, all of which had been grafted onto B.118 rootstock

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Phillip A. Wadl, Robert N. Trigiano, Dennis J. Werner, Margaret R. Pooler, and Timothy A. Rinehart

Cercis canadensis , a leguminous tree, is native to North America and cultivated widely as an ornamental. Flowers emerge directly from the stem or trunk before the leaves early in the spring. Petal colors range from purple to pink to red or white. A

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Narinder P.S. Dhillon, Supannika Sanguansil, Roland Schafleitner, Yen-Wei Wang, and James D. McCreight

a single gene, with more bitterness dominant to less ( Suribabu et al., 1986 ). Saponins, momordicosides K and L, as well as momordicines I and II cause the bitter taste ( Harinantenaina et al., 2006 ). A major part of plant breeding success has come

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Wanploy Jinagool, Lia Lamacque, Marine Delmas, Sylvain Delzon, Hervé Cochard, and Stéphane Herbette

a long period of drought. This trait varies at the intraspecific level in many forest tree species ( Corcuera et al., 2011 ; Guet et al., 2015 ; Herbette et al., 2010 ) according to genetic differences ( Cochard et al., 2007 ; Guet et al., 2015

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Xiaohua Yang, Susan K. Brown, and Peter J. Davies

stature resulting from shorter internodes with an advanced breeding selection that has good fruit quality and a standard tree form. Seeds harvested in 2007 were stratified in the refrigerator for 90 d and planted in pots in the greenhouse in Jan. 2008 with