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Pradeep Kumar, Menahem Edelstein, Mariateresa Cardarelli, Emanuela Ferri, and Giuseppe Colla

been the inhibition and reduction of shoot and root biomass production ( Hayat et al., 2012 ; López-Millán et al., 2009 ) and yield reduction in many crops ( Irfan et al., 2013 ; Yang et al., 1998 ), including tomato ( Khan and Khan, 1983 ; Moral et

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Sawyer N. Adams, Walter O. Ac-Pangan, and Lorenzo Rossi

apoplastic barriers and increase in the root biomass could be two possible mechanisms that give ‘US-942’ mild NaCl stress tolerance. For maximum productivity, ‘US-942’ can perform in fields that have mild to low salt content. Planting the right rootstock as

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Hye-Ji Kim and Xinxin Li

than root biomass, resulting in a proportional increase in the root-to-shoot ratio ( Tables 1 and 2 ). However, reducing P from 30 to 20 mg·L −1 did not affect the biomass of each plant part at 7 weeks after transplanting ( Table 2 ). Biomass

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W. Garrett Owen and Roberto G. Lopez

rooting, biomass accumulation, and quality of annual bedding plant cuttings ( Lopez and Runkle, 2008 ). Numerous studies have evaluated effects of PDLI ( Currey et al., 2012 ; Enfield, 2002 ; Hutchinson et al., 2012 ; Lopez and Runkle, 2008 ), and, to a

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Junqin Zong, Yanzhi Gao, Jingbo Chen, Hailin Guo, Yi Wang, Fan Meng, Yiwei Jiang, and Jianxiu Liu

Jiang, 2007 ; Wang et al., 2009 ). Fig. 1. Shoot and root biomass as affected by 30 d of waterlogging in knotgrass, spiny mudgrass, seashore paspalum, and centipedegrass. Comparisons are made between the control (CK) and waterlogging (WL) for each

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R. Kasten Dumroese, Douglass F. Jacobs, and Anthony S. Davis

biomass (700%), and root biomass (350%) than the control, but increasing fertilizer greater than 2.3 kg·m −3 did not significantly increase seedling size ( Table 2 ). Tissue N concentrations, however, were significantly greater with increasing fertilizer

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Bryan J. Peterson, Stephanie E. Burnett, and Olivia Sanchez

korean lilac and inkberry to determine whether measures of rooting differed between the two systems. For korean lilac, we also investigated whether the plants from each system transplanted successfully into a soilless medium and produced additional root

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Luisa Dalla Costa, Nicola Tomasi, Stefano Gottardi, Francesco Iacuzzo, Giovanni Cortella, Lara Manzocco, Roberto Pinton, Tanja Mimmo, and Stefano Cesco

significant difference, P < 0.05). Figure 4A points out the effects of the three levels of temperature on root biomass. When corn salad plants were grown in nutrient solution maintained at 20 °C, they were able to develop a root system of 89 g FW/m 2 . A

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Shinsuke Agehara and Daniel I. Leskovar

, 1998 ). Another drawback was the strong inhibition of root biomass accumulation. Large root systems are important to facilitate pulling of transplants from trays ( Vavrina, 2002 ), whereas insufficient roots can result in severe transplant shock

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Roberto G. Lopez and Erik S. Runkle

of propagation on shoot and root biomass accumulation and the effects on subsequent development of vegetatively propagated bedding crops. Petunia ( Petunia × hybrida hort. Vilm.-Andr.) and New Guinea impatiens ( Impatiens hawkeri Bull.) are two of