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Nathan J. Herrick and Raymond A. Cloyd

The fungus gnat, Bradysia sp. nr. coprophila (Lintner) (Diptera: Sciaridae), is a major insect pest of greenhouse-grown horticultural crops, especially during propagation ( Cloyd, 2000 ). The larvae damage plants directly by feeding on plant

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Brian K. Hogendorp, Raymond A. Cloyd and John M. Swiader

Mealybugs are major insect pests of interior plantscape environments such as greenhouses, interiorscapes, and conservatories feeding on a wide variety of horticultural plants ( Blumberg and Van Driesche, 2001 ; James, 1937 ; Kole and Hennekam

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Tanja Mucha-Pelzer, Reinhard Bauer, Ekkehard Scobel and Christian Ulrichs

effectiveness of diatomaceous earth against insect pests. Many studies have reported a wide variation of susceptibility in stored product pests ( Faulde et al., 2006 ; Fields and Korunic, 2000 ; Korunic, 1998 ), but very few studies have been conducted with

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

Research Farm south of Lafayette, IN. Insect pests were not particularly severe in either year, however, hornworms ( M. sexta ) were present in both years and caused significant damage in some entries ( Fig. 1 ). Interestingly, there were wide differences

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Gregory A. Lang

, to determine the impact of the tunnels on the incidence of potential insect pests and diseases. As noted above, the tunnel trees were covered at bud swell. Although the original plan was to remove the plastic after harvest, by late July, we noticed

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Xiao-Juan Wei, Xiao-Jing Liang, Jin-Lin Ma, Kai-Xiang Li and Haiying Liang

. Meliola camelliae , Capnodium sp., and Phyllosticta sp. were the common causal agents. The diseases could be controlled by fungicides such as carbendazim (500–600 ppm) and chlorothalonil (750–900 ppm). The primary insect pests were tea green

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Raymond A. Cloyd and Amy L. Raudenbush

the impact of disinfectants on these mixtures ( Cloyd, 2009a ). Nonetheless, more information is needed on pesticide mixtures that are effective against one of the major insect pests of horticultural crops grown in greenhouses, western flower thrips

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Raymond A. Cloyd

the western flower thrips—one of the most important insect pests of greenhouses ( Daughtrey et al., 1997 ; Jensen, 2000 ; Lewis, 1998 ). Spinosad was involved in 16 mixtures associated with thrips. After commercialization in 1998, spinosad has been

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Beiquan Mou

Leafminers are important insect pests of many agricultural crops throughout the world ( Parrella, 1987 ). The principal leafminer species affecting vegetables include Liriomyza brassicae (Riley), L. sativae Blanchard, L. trifolii (Burgess

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Sanjun Gu and Kirk W. Pomper

The Japanese beetle ( Popillia japonica Newman) is an introduced scarab beetle that was first discovered in New Jersey in 1916 ( Fleming, 1976 ). It is the most widespread and destructive insect pest in the eastern United States, with a direct