Economic Entomology Volume 93 Number 1, February 2000

Insecticide Resistance and Resistance Management 


Binding and Toxicity of Bacillus thuringiensis Protein Cry1C to Susceptible and Resistant Diamondback Moth (Lepidoptera: Plutellidae). 
Yong-Biao Liu, Bruce E. Tabashnik, Luke Masson, Baltasar Escriche, and Juan Ferr  ….1


Larval Susceptibility of an Insecticide-Resistant Western Corn Rootworm (Coleoptera: Chrysomelidae) Population to Soil Insecticides: Laboratory Bioassays, Assays of Detoxification Enzymes, and Field Performance. 
Robert J. Wright, Michael E. Scharf, Lance J. Meinke, Xuguo Zhou, Blair D. Siegfried, and Laurence D. Chandler …. 7


Heritability of Tolerance to the Cry1Ab Toxin of Bacillus thuringiensis in Chilo suppressalis (Lepidoptera: Crambidae). 
Faramarz Alinia, Michael B. Cohen, and Fred Gould  …. 14 


Cross-Resistance to [ga]-Cypermethrin After Xanthotoxin Ingestion in Helicoverpa zea (Lepidoptera: Noctuidae). 
Xianchun Li, A. R. Zangerl, M. A. Schuler, and M. R. Berenbaum   ….18 


Frequency of Resistance to Bacillus thuringiensis Toxin Cry1Ab in an Iowa Population of European Corn Borer (Lepidoptera: Crambidae). 
D. A. Andow, D. M. Olson, R. L. Hellmich, D. N. Alstad, and W. D. Hutchison  …. 26 




Alterations in Esterases are Associated with Malathion Resistance in Habrobracon hebetor (Hymenoptera: Braconidae). 
J. Perez-Mendoza, J. A. Fabrick, K. Y. Zhu, and J. E. Baker  …. 31 


Efficacy of Imidacloprid for Control of Cereal Leaf Beetle (Coleoptera: Chrysomelidae) in Barley. 
C. Tharp, S. L. Blodgett, and G. D. Johnson  …. 38 


Repellency and Toxicity of Oil from Artemisia annua to Certain Stored-Product Beetles. 
A. K. Tripathi, Veena Prajapati, K. K. Aggarwal, S.P.S. Khanuja, and Sushil Kumar …. 43 


Biological and Microbial Control 


Interaction Between Halofenozide and the Entomopathogenic Nematode Heterorhabditis marelatus for Control of Japanese Beetle (Coleoptera: Scarabaeidae) Larvae. 
C. M. Mannion, H. E. Winkler, D. I. Shapiro, and T. Gibb …. 48


Laboratory and Field Evaluation of Beauveria bassiana Against Sugarcane Stalkborers (Lepidoptera: Pyralidae) in the Lower Rio Grande Valley of Texas. 
Jesusa Crisostomo Legaspi, T. J. Poprawski, and B. C. Legaspi, Jr. …. 54 


In Vivo Study on Combined Toxicity of Metarhizium anisopliae (Deuteromycotina: Hyphomycetes) Strain ESC-1 with Sublethal Doses of Chlorpyrifos, Propetamphos, and Cyfluthrin Against German Cockroach (Dictyoptera: Blattellidae). 
Pari Pachamuthu and Shripat T. Kamble …. 60 


Biological Control Agents for White Grubs (Coleoptera: Scarabaeidae) in Anticipation of the Establishment of the Japanese Beetle in California. 
Albrecht M. Koppenhfer, Michael Wilson, Ian Brown, Harry K. Kaya, and Randy Gaugler …. 71 



Ecology and Behavior


Methyl Eugenol and Cue-Lure Traps for Suppression of Male Oriental Fruit Flies and Melon Flies (Diptera: Tephritidae) in Hawaii: Effects of Lure Mixtures and Weathering. 
Roger I. Vargas, John D. Stark, Michael H. Kido, Heidi M. Ketter, and Linda C. Whitehand …. 81


Effects of Temperature on the Flight Activity of Graphocephala atropunctata (Hemiptera: Cicadellidae). 
Helene Feil, William S. Feil, and Alexander H. Purcell …. 88 


Volatile Host Fruit Odors as Attractants for the Oriental Fruit Fly (Diptera: Tephritidae). 
Mary L. Cornelius, Jian J. Duan, and Russell H. Messing …. 93 


Sampling and Biostatistics 


New Chemical Attractants for Trapping Lacanobia subjuncta, Mamestra configurata, and Xestia c-nigrum (Lepidoptera: Noctuidae). 
Peter J. Landolt …. 101 


Household and Structural Insects 


Novel Extraction of German Cockroach (Dictyoptera: Blattellidae) Fecal Pellets Enhances Efficacy of Spray Formulation Insecticides. 
D. M. Miller and P. G. Koehler …. 107 


Laboratory and Field Performance of an Imidacloprid Gel Bait Against German Cockroaches (Dictyoptera: Blattellidae). 
A. G. Appel and M. J. Tanley …. 112 


Argentine Ant (Hymenoptera: Formicidae) Trail Pheromone Enhances Consumption of Liquid Sucrose Solution. 
Les Greenberg and John H. Klotz …. 119 


Veterinary Entomology 


Glossina austeni (Diptera: Glossinidae) Eradicated on the Island of Unguja, Zanzibar, Using the Sterile Insect Technique. 
Marc J. B. Vreysen, Khalfan M. Saleh, Mashavu Y. Ali, Abdulla M. Abdulla, Zeng-Rong Zhu, Kassim G. Juma, V. Arnold Dyck, Atway R. Msangi, Paul A. Mkonyi, and H. Udo Feldmann …. 123 


Horticultural Entomology


Yield Response of Pumpkin and Winter Squash to Simulated Cucumber Beetle (Coleoptera: Chrysomelidae) Feeding Injury. 
Michael P. Hoffmann, Ramesh Ayyappath, and Jonathan J. Kirkwyland …. 136 


Evaluating Grower, Landscape Manager, and Consumer Perceptions of Azalea Lace Bug (Heteroptera: Tingidae) Feeding Injury. 
W. E. Klingeman, S. K. Braman, and G. D. Buntin …. 141 


Colorado Potato Beetle (Coleoptera: Chrysomelidae) Feeding, Development, and Survival to Adulthood After Continuous Exposure to Bacillus thuringiensis subsp. tenebrionis-Treated Potato Foliage from the Field. 
Brian A. Nault, Scott D. Costa, and George G. Kennedy …. 149 


Effect of Specific and Generic Sex Attractant Blends on Pheromone Trap Captures of Four Leafroller Species in Mid-Atlantic Apple Orchards. 
Erik K. Gronning, Daniel M. Borchert, Douglas G. Pfeiffer, Carl M. Felland, James F. Walgenbach, Larry A. Hull, and Joella C. Killian …. 157


Impact of Whole-Canopy and Systemic Insecticidal Treatments on Callirhytis cornigera (Hymenoptera: Cynipidae) and Associated Parasitoids on Pin Oak. 
Eileen A. Eliason and Daniel A. Potter …. 165