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Xiuming Hao, Guang Wen, Athanasios P. Papadopoulos, and Shalin Khosla

cucumber plants with the conventional single-head high-wire system ( Fig. 1 ). Therefore, each greenhouse compartment provided a complete replication (block) of the two treatments (systems). Four long English cucumber cultivars or breeding lines (‘Bodega

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Wanmei Jin, Jing Dong, Yuanlei Hu, Zhongping Lin, Xuefeng Xu, and Zhenhai Han

Temperature is a key environmental factor that influences plant growth and development as well as geographical distributions of many plant species. Low temperature often adversely affects crop quality and productivity ( Thomshow, 1999 ). Grapes are

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Nikki Hanson, Amy L. Ross-Davis, and Anthony S. Davis

sites in coastal California to summer breeding grounds west of the Rocky Mountain Range ( Dingle et al., 2005 ). Monarch larvae (caterpillars) feed almost exclusively on milkweed, a genus of perennial dicotyledonous plants with more than 130 known

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Qin Shi, Yunlong Yin, Zhiquan Wang, Wencai Fan, Jinbo Guo, and Jianfeng Hua

about the ability of T . 406 plants to alter root traits under water stress could result in strategies of improved breeding for drought resistance in Taxodium hybrids. Materials and Methods The experiment was conducted in a greenhouse located in

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Killian Melsen, Mark van de Wouw, and Ryan Contreras

physical mutagens to plant breeding was quickly recognized ( Gates, 1930 ). Approximately two decades later, the first chemical mutagens were discovered in the United Kingdom and Union of Soviet Socialist Republics ( Auerbach and Robson, 1946 ; Rapoport

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Gennaro Fazio, Yizhen Wan, Dariusz Kviklys, Leticia Romero, Richard Adams, David Strickland, and Terence Robinson

breeding for the whole plant into its component environmental interactions and functions that require very different selection traits for improvement: the root system interactions with the soil (anchorage, soil profile exploration, water and nutrient

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Yutaka Mimura, Masami Yoshikawa, and Masashi Hirai

] Breeding Research. 9 111 115 Vasse, J. Frey, P. Trigalet, A. 1995 Microscopic studies of intercellular infection and protoxylem invasion of tomato roots by Pseudomonas solanacearum Mol. Plant Microbe Interact

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Sibylle Stoeckli, Karsten Mody, Silvia Dorn, and Markus Kellerhals

fruit quality traits in apple. Enhanced knowledge on resource allocation tradeoffs in apple may be considered in breeding programs aiming at high-quality disease- and pest-resistant apples. Materials and Methods Plant material and study sites. Herbivore

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Israel S. Joukhadar, Stephanie J. Walker, and Paul A. Funk

consisting of breeding lines and common cultivars with various fruit and plant architecture traits and to determine their relative suitability for mechanical harvest. A whole systems approach was demonstrated in this research by incorporating previous

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Lorenzo León, Raúl de la Rosa, Diego Barranco, and Luis Rallo

planting. The comparison of these results with those previously reported in the evaluation of olive cultivar collections and comparative field trials confirms the efficiency of selection for earliness of bearing in our breeding program. Thus, in the Olive