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Laban K. Rutto, Zelalem Mersha, and Mizuho Nita

conventional program ( Table 1 ) were designed to assess the disease management of downy mildew, powdery mildew, black rot, and phomopsis cane and leaf spot. Both organic spray programs were formulated using a foundation of fixed copper [copper hydroxide (Nucop

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Parminder S. Multani, Christopher S. Cramer, Robert L. Steiner, and Rebecca Creamer

controlling onion thrips is with insecticides, which has become more challenging as a result of the development of insecticidal resistance ( Allen et al., 2005 ; Shelton et al., 2003 ). Plants under disease, salt, nutrient, water, temperature, or other stress

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Ravi Bika, Cristi Palmer, Lisa Alexander, and Fulya Baysal-Gurel

has increased the interest in development and adoption of biorational products for fungal disease management ( Fravel, 2005 ). “Biorational” refers to pesticides (botanicals, minerals, microorganisms, and minimum-risk chemicals) of natural origin that

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Mary H. Meyer, Rhoda Burrows, Karen Jeannette, Celeste Welty, and Aaron R. Boyson

a need for more training in disease and insect management. Implications for extension educators appear to be offering more classes, especially timely updates, followed by fact sheets and face-to-face classes in pest management for MGs. Literature

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Craig M. Hardner, Marisa Wall, and Alyssa Cho

, pollination biology, pest and disease biology, orchard management, genetics and breeding, developing production areas, and product development. Seven of the presentations are published in this special section ( Alam et al., 2019 ; Hardner et al., 2019

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Lori Hoagland, John Navazio, Jared Zystro, Ian Kaplan, Jose Gomez Vargas, and Kevin Gibson

screening trial conducted under organic management at three locations in Europe, Horneburg and Becker (2008) found that out of 3500 accessions, >71% of the most successful entries came from colleagues within the organic horticulture industry. Breeders

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Mathews L. Paret, Aaron J. Palmateer, and Gary W. Knox

rose production that further contributes to disease incidence and spread. There is currently no available information on best management practices for bacterial leaf spot on roses. Copper bactericides may provide control as in the case of other

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David G. Hall, Tim R. Gottwald, Ed Stover, and G. Andrew C. Beattie

and citrus huanglongbing, two exotic bacterial diseases threatening the citrus industries of the Western Hemisphere Outlooks on Pest Management 18 274 279 Gottwald, T.R. 2010 Current epidemiological understanding of citrus huanglongbing Annu. Rev

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José Luis Chaves-Gómez, Alba Marina Cotes-Prado, Sandra Gómez-Caro, and Hermann Restrepo-Díaz

( Lazarovits, 2001 ). Their use also has effects on the management of soilborne diseases ( Bailey and Lazarovits, 2003 ; Bonanomi et al., 2007 , 2010 ). One of the most commonly used amendments is burned rice husk, which has been applied for the management of

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Jennifer L. Parke, Neelam R. Redekar, Joyce L. Eberhart, and Fumiaki Funahashi

containers, and untreated irrigation water. Once the source(s) of contamination is known, nursery growers can eliminate or reduce the risk of disease by implementing a management strategy that targets the contamination source ( Junker et al., 2016 ; Parke