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S. Kaan Kurtural, Geoffrey Dervishian, and Robert L. Wample

-west oriented rows. The research site was located in Fresno County, CA (lat. 36.49°N, long. 119.44°W, 102 m absolute elevation) and was planted in 1999 on San Joaquin loam soil [a fine, mixed, active Abruptic Durixeralf ( U.S. Department of Agriculture, 2011

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Joara Secchi Candian, Timothy Coolong, Bhabesh Dutta, Rajagopalbabu Srinivasan, Alton Sparks, Apurba Barman, and Andre Luiz Biscaia Ribeiro da Silva

Sweetpotato whiteflies ( Bemisia tabaci ) have been reported in the southeastern United States since 1894. However, no economic impact on crops was associated with this pest until 1986, when significant infestations impacted ornamental plant

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L.J. Grauke, Bruce W. Wood, and Marvin K. Harris

in axils of bud scales (R) in Carya ( Carya laciniosa ). Catkins are borne at the base of the current season’s growth. Ecogeographical distribution Native stands of pecan are distributed primarily in well-drained soils of the Mississippi River and

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Alyssa R. Tarrant, Daniel C. Brainard, and Zachary D. Hayden

retention, reduced nutrient leaching, effective weed suppression in the crop row, and reduced soil splash that can lower incidence of some soil-borne diseases. These benefits often account for higher total and marketable vegetable yields in plasticulture

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Sergio Jiménez, Jorge Pinochet, Anunciación Abadía, María Ángeles Moreno, and Yolanda Gogorcena

new tolerant genotypes to lime-induced chlorosis, which must fulfill other agronomic requirements such as compatibility with the grafted cultivar and tolerance or resistance to soil-borne pests and diseases ( Reighard et al., 2006 ) to use them as

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Anas Eranthodi, Mohammad Babadoost, and Bernhard Trierweiler

treatment of horseradish sets to control set-borne fungal pathogens without negatively affecting set germination or plant vigor. Materials and Methods Hot water treatment of sets. A Blue M electrical laboratory water bath (Model MW-1120A-1

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Ricardo Goenaga, Brian Irish, and Angel Marrero

, respectively. One pound of fertilizer per plant was used thereafter every 3 months until the experiment was completed. Nematodes, soil-borne insects, and weeds were controlled by following recommended cultural practices ( Agricultural Experiment Station, 1995

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Rick D. Peters, Tharcisse Barasubiye, and Joanne Driscoll

, as determined by micromorphological observations (shape of macroconidia). Fusarium avenaceum is a ubiquitous soil-borne fungus and occurs on a wide range of plant hosts ( Booth, 1971 ). It is widely known as one of the causal agents of Fusarium

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Nathan J. Herrick and Raymond A. Cloyd

roots, which inhibits the uptake of water and nutrients ( Hungerford, 1916 ; Jarvis et al., 1993 ; Wilkinson and Daugherty, 1970 ). In addition, root-feeding can create wounds that allow entry of soil-borne plant pathogens ( Gardiner et al., 1990

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Bielinski M. Santos, James P. Gilreath, and Myriam N. Siham

, and increased soil moisture retention. Some of the disadvantages of mulch use include the relatively high cost of disposal, difficulty of removal, and increased pesticide runoff ( Brown and Channell-Butcher, 2001 ; Hochmuth, 1998 ; Lamont, 1993