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Trent J. Davis, Miguel I. Gómez, Scott J. Harper, and Megan Twomey

hop, as well as cachexia in citrus, and fruit marking symptoms on some stonefruit (Hayata et al., 2017; Marquez-Molins et al., 2021). HSVd is one of the most significant virus-like pathogens of hop production, first reported in Japan, and more

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Madhurababu Kunta, J.V. da Graça, and Mani Skaria

transcriptase–polymerase chain reaction (RT-PCR) technique as a quick method to screen a large number of trees for the presence of viroids in the virus-tested budwood program to improve the budwood program and help expedite introduction of new germplasm into the

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Christopher S. Cramer, Narinder Singh, Neel Kamal, and Hanu R. Pappu

incidence of Iris yellow spot virus in Colorado and its relation to onion plant population and yield Plant Dis. 88 446 452 Hall, J.M. Mohan, S.K. Knott, E.A. Moyer, J.W. 1993 Tospoviruses associated with scape blight of onion ( Allium cepa ) seed crops in

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Jose X. Chaparro, Patrick J. Conner, and Thomas G. Beckman

, red skin blush, eating quality, firmness, and a very low incidence of split pits. Availability A plant patent has been filed for ‘GulfAtlas’ and a propagation agreement is available through Florida Foundation Seed Producers, Inc., P.O. Box 110200

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Thomas G. Beckman, Jose X. Chaparro, and Patrick J. Conner

, appearance, eating quality, firmness, and a very low incidence of split pits. Although it has significantly less red skin blush than ‘Gulfcrimson’, it has been, nonetheless, judged to be equally attractive as a result of its cream ground color and

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James C. Fulton and Mark E. Uchanski

studies have attempted to establish that stip is not a consequence of any known virus, bacterium, or fungus ( Eijsinga et al., 1973 ; Hibberd, 1981 ; Smith et al., 1996 ; Villalon, 1975 ), and no insect damage is reported in connection with this

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Cary L. Rivard and Frank J. Louws

with CRA 66 and Hawaii 7996 rootstock were significantly higher than nongrafted treatments ( P = 0.05) at first harvest. In 2005, tomato spotted wilt virus (TSWV) occurred. Cumulative TSWV incidence ranged between 20% and 75% across all treatments

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Andrew L. Thomas, Jackie L. Harris, Elijah A. Bergmeier, and R. Keith Striegler

as Grapevine fanleaf virus and Tomato ringspot virus ( McKenry and Bettiga, 2013 ; Powell et al., 1990 ; van Zyl et al., 2012 ; Villate et al., 2008 ). Traditional methods to address nematode incidence and damage include the use of soil

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Ryan J. Hayes, Karunakaran Maruthachalam, Gary E. Vallad, Steven J. Klosterman, Ivan Simko, Yaguang Luo, and Krishna V. Subbarao

susceptible to the calcium deficiency-related disorder tipburn (data not shown; see Ryder, 1999 , for a review of tipburn in lettuce), partially resistant to the disease big-vein caused by the soilborne virus Mirafiori lettuce big-vein virus ( Ryder and

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Lillian Hislop, Elizabeth Stephanie, Patrick Flannery, Matheus Baseggio, Michael A. Gore, and William F. Tracy

Sugarcane mosaic virus [SCMV ( Potyvirus sugarcane mosaic virus )] has a worldwide geographic range and causes significant yield losses in maize [ Zea mays ( Kuntze et al., 1995 ; Shukla et al., 1989 )]. SCMV causes an average of 10% to 15