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S.D. Sharma and M. Singh

observations of phytotoxic effects were recorded as percent control of weeds using a 4-week period after treatment (WAT). The rating scale was 0 to 100, with 0 implying no control and 100 implying complete control of the weed plants, as approved by the Weed

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Zane Raudenbush and Steven J. Keeley

less injury were considered to be alive. Percent control was calculated by comparing the counts of alive dandelions in treated plots with the mean count of the six untreated plots in the same replication, e.g., [(mean count of untreated plots – count of

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Erick X. Caamano, Raymond A. Cloyd, Leellen F. Solter and Declan J. Fallon

Entomopathogenic nematodes (EPN) are used as biological control agents to regulate a variety of insect pests ( Chyzik et al., 1996 ; Georgis et al., 2006 ; Gouge and Hague, 1995 ; Hara et al., 1993 ; Oguzoglu and Ozer, 2003 ). The two most

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Raymond A. Cloyd, Cindy L. Galle, Stephen R. Keith and Kenneth E. Kemp

( Abbott, 1925 ) to calculate a measure of mortality as our response variable in the experiment using the following formula: where X = percent live mites in untreated control, Y = percent live mites on treated plant, and X-Y = percent mites killed by the

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Manish K. Bansal, George E. Boyhan and Daniel D. MacLean

storage conditions in 2010 for ‘Sapelo Sweet’; however, in 2011 SO 2 treatment had the greatest percent marketable onions compared with controlled atmosphere, O 3 , or refrigeration alone. In 2010, ‘WI-129’ had the greatest percent marketable onions with

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Kenneth B. Marcum and Mohammad Pessarakli

for irrigation of turfgrass landscapes ( Arizona Department of Water Resources, 2003 ; California State Water Resources Control Board, 2006 ; Council of Australian Governments, 2004 ; Florida Department of Environmental Protection, 2006 ); therefore

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Ryan N. Contreras

the cultivar as Compacta as a result of its prevalence in the trade and its similarity to the labeled cultivar name. With the exception of controls, ≈1000 seeds of each species were sown in germination trays containing 6 Douglas fir bark [ Pseudotsuga

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Tyler Cooper, Leslie L. Beck, Chase M. Straw and Gerald M. Henry

, 1988 ; Lewis et al., 2010 ). Visual ratings of percent bermudagrass control were recorded weekly on a scale of 0% (no control) to 100% (completely dead bermudagrass). No significant run by treatment interactions were observed so data were pooled across

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Megh Singh, Shiv D. Sharma, Analiza H.M. Ramirez and Amit J. Jhala

leaves) johnsongrass. Percent control was estimated visually at 14 d after treatment (DAT) based on a scale of 0% to 100%, where 0% indicates no damage and 100% indicates complete plant death ( Frans et al., 1986 ). Aboveground biomass from each pot was

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Ghazal Tarar, Coleman L. Etheredge, Amy McFarland, Amy Snelgrove, Tina M. Waliczek and Jayne M. Zajicek

investigating the relationship between percent canopy cover and each stress-related illness controlling for the effect of external variables including population on each stress-related illness. No statistically significant relationships were found. This