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Kuan-Hung Lin, Shao-Bo Huang, Chun-Wei Wu and Yu-Sen Chang

stress. Both salicylic acid (SA) and calcium chloride (CaCl 2 ) are signal molecules known for their roles in plant adaptation to changing environments. They influence various stress responses and regulate the physiological and biochemical mechanisms in

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Manuel G. Astacio and Marc W. van Iersel

well as the daily light integral. ABA applications were made on Day 1. ABA = abscisic acid. The experiment was designed as a randomized complete block with a split plot with ABA concentrations as the main blocking factor and the well

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Yi Zhang, Tracey Mechlin and Imed Dami

foliar application concentration of ABA; and 2) evaluate the morphological and physiological changes of greenhouse-grown grapevines in response to exogenous ABA application. Materials and Methods Plant materials, growing conditions, and abscisic acid

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Duane W. Greene

status within a tree with thinning effectiveness and severity ( Byers et al., 1991 ; Kondo and Takahashi, 1987 ; Lakso, 2011 ; Stopar et al., 2001 ). Cited modes of action of naphthaleneacetic acid ( Stopar et al., 1997 ), benzyladenine ( Yuan and

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Verónica De Luca, Diego Gómez de Barreda, Antonio Lidón and Cristina Lull

. Another review of the effect of biostimulants based on humic and fulvic acids on 30 horticulture crops concluded that the use of such biostimulants in horticultural crops is a key sustainable technology that can make cropping systems more productive

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Steven J. McArtney and John D. Obermiller

-benzyladenine ( Botton et al., 2011 ), and naphthaleneacetic acid ( Zhu et al., 2011 ), provide evidence in support of the hypothesis that a carbohydrate deficit in the fruit is one of the earliest responses to chemical or environmental stimuli that trigger

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Yongfeng Yang, Zhixiao Yang, Shizhou Yu and Hongli Chen

et al., 2011 ). Cluster roots are characterized to release organic acid anions at a high level, and citrate is demonstrated to be the predominant acid released by cluster roots of tobacco under a K-deficient condition ( Wu et al., 2013 ). Collectively

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Rebecca M. Koepke-Hill, Gregory R. Armel, William E. Klingeman, Mark A. Halcomb, Jose J. Vargas and Phillip C. Flanagan

perennial plants like mugwort. Herbicides that inhibit amino acid formation in plants and those which mimic indole-3-acetic acid are usually systemic in nature, and therefore, multiple herbicides in these classes of chemistry often have some activity on

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Stephen E. McCann and Bingru Huang

). Abscisic acid (ABA) is a plant hormone and growth regulator known to be involved in plant adaptation to drought stress. Exogenous application of ABA has been reported to improve drought tolerance in various plant species such as maize ( Zea mays L

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Jong-Goo Kang, Rhuanito Soranz Ferrarezi, Sue K. Dove, Geoffrey M. Weaver and Marc W. van Iersel

Abscisic acid is a hormone that has an important role in regulating stomatal closure. In response to drought stress, ABA can be synthesized in roots and translocated to leaves by way of the transpirational stream ( Davies et al., 2005 ; Malladi and