Forum

An In-Field Screen for Early Detection and Monitoring of Insect Resistance to Bacillus thuringiensis in Transgenic Crops.
Robert C. Venette, W. D. Hutchison, and D. A. Andow …. 1055 

Apiculture and Social Insects

Effective Fall Treatment of Varroa jacobsoni (Acari: Varroidae) with a New Formulation of Formic Acid in Colonies of Apis mellifera (Hymenoptera: Apidae) in the Northeastern United States.
Nicholas W. Calderone …. 1065

Biological and Microbial Control

Lack of Toxicity to Adults of the Mexican Fruit Fly (Diptera: Tephritidae) of ß-Exotoxin in Bacillus thuringiensis Endotoxin Preparations.
David C. Robacker, Jose A. Garcia, and Adelaido J. Martinez …. 1076

Virulence of Metarhizium anisopliae (Deuteromycotina: Hyphomycetes) on Anastrepha ludens (Diptera: Tephritidae): Laboratory and Field Trials.
Roberto Lezama-Gutiérrez, Augusta Trujillo-de la Luz, Jaime Molina-Ochoa, Oscar Rebolledo-Dominguez, Alfonso R. Pescador, Marilú López-Edwards, and Martin Aluja …. 1080

Influence of Sublethal Exposure to Abamectin on the Biological Performance of Neoseiulus longispinosus (Acari: Phytoseiidae).
Yusof Bin Ibrahim and Tan Sek Yee …. 1085

Virulence of Entomopathogenic Nematodes to Diaprepes abbreviatus (Coleoptera: Curculionidae) in the Laboratory.
David I. Shapiro and Clay W. McCoy …. 1090

Comparative Insecticidal Properties of Two Nucleopolyhedrovirus Vectors Encoding a Similar Toxin Gene Chimer.
M. F. Treacy, P. E. Rensner, and J. N. All …. 1096

Susceptibility of Mocis latipes (Lepidoptera: Noctuidae) to Heterorhabditis bacteriophora (Rhabditida: Heterorhabditidae).
Martín González-Ramírez, Roberto Lezama-Gutiérrez, Jaime Molina-Ochoa, Oscar Rebolledo-Domínguez, Marilú López-Edwards, and Alfonso Pescador-Rubio …. 1105

Impact of Recombinant Baculovirus Field Applications on a Nontarget Heliothine Parasitoid, Microplitis croceipes (Hymenoptera: Braconidae).
Chad R. Smith, Kevin M. Heinz, Christopher G. Sansone, and J. Lindsey Flexner …. 1109

Effect of Fungicide Application on Activity of Neozygites fresenii (Entomophthorales: Neozygitacaea) and Cotton Aphid (Homoptera: Aphididae) Suppression.
M. Leonard Wells, Robert M. McPherson, John R. Ruberson, and Gary A. Herzog …. 1118

Trichogramma exiguum (Hymenoptera: Trichogrammatidae) Releases in North Carolina Cotton: Evaluation of Heliothine Pest Suppression.
Charles P.-C. Suh, David B. Orr, John W. Van Duyn, and Daniel M. Borchert …. 1127 

Trichogramma Releases in North Carolina Cotton: Why Releases Fail to Suppress Heliothine Pests.  
Charles P.-C. Suh, David B. Orr, and John W. Van Duyn …. 1137 

Molecular Evidence of Cryptic Species within the Liriomyza huidobrensis (Diptera: Agromyzidae).
Sonja J. Scheffer …. 1146

Ecology and Behavior

Oviposition by Plutella xylostella (Lepidoptera: Plutellidae) and Effects of Phylloplane Waxiness.
Kristine A. Justus, Lloyd M. Dosdall, and Beverley K. Mitchell …. 1152

Circadian Activity of Lygus lineolaris (Hemiptera: Miridae) and Effectiveness of Sampling Techniques in Strawberry Fields.
Benoit Rancourt, C. Vincent, and D. de Oliveira …. 1160 

Hairy Chinch Bug (Hemiptera: Lygaeidae) Damage, Population Density, and Movement in Relation to the Incidence of Perennial Ryegrass Infected by Neotyphodium Endophytes.
Douglas S. Richmond and David J. Shetlar …. 1167 

Eavesdropping on Insects Hidden in Soil and Interior Structures of Plants.
R. W. Mankin, J. Brandhorst-Hubbard, K. L. Flanders, M. Zhang, R. L. Crocker, S. L. Lapointe, C. W. McCoy, J. R. Fisher, and D. K. Weaver …. 1173 

Competitive Interactions Between Two Pest Species of Earth Mites, Halotydeus destructor andPenthaleus major (Acarina: Penthaleidae).
A. R. Weeks and A. A. Hoffmann …. 1183 

Field and Forage Crops

Photosynthesis and Translocation of Assimilates in Rice Plants Following Phloem Feeding by the Planthopper Nilaparvata lugens (Homoptera: Delphacidae).
Tomonari Watanabe and Hisashi Kitagawa …. 1192 

Evaluation of Planting Date, Sorghum Hybrid, and Insecticide Treatment on Sorghum Midge (Diptera: Cecidomyiidae) Management in Northeast Louisiana.
B. A. Castro, T. J. Riley, and B. R. Leonard …. 1199

Horticultural Entomology

Damage to Nectarines by the Western Flower Thrips (Thysanoptera: Thripidae) in the Interior of British Columbia, Canada.
Isobel A. Pearsall …. 1207 

Effect of Nectar Composition and Nectar Concentration on Honey Bee (Hymenoptera: Apidae) Visitations to Hybrid Onion Flowers.
E. M. Silva and Bill B. Dean …. 1216

Effects of Methoprene and Permethrin on Paedogenetic Larvae of Heteropeza pygmaea and Mycophila speyeri (Diptera: Cecidomyiidae).
Philip F. White and Maria Czajkowska …. 1222

Effects of Planting Pattern of Collards on Resistance to Whiteflies (Homoptera: Aleyrodidae) and on Parasitoid Abundance.
D. Michael Jackson, M. W. Farnham, A. M. Simmons, W. A. van Giessen, and K. D. Elsey …. 1227

Effect of Mango Weevil (Coleoptera: Curculionidae) Damage on Mango Seed Viability in Hawaii.
Peter A. Follett and Zona Gabbard …. 1237 

Household And Structural Insects

Trail-Following Behavior in the German Cockroach (Dictyoptera: Blattellidae).
D. M. Miller and P. G. Koehler …. 1241 

Bait Distribution Among Multiple Colonies of Pharaoh Ants (Hymenoptera: Formicidae).
David H. Oi, Karen M. Vail, and David F. Williams …. 1247

Toxicity and Repellency of Borate-Sucrose Water Baits to Argentine Ants (Hymenoptera: Formicidae).
John H. Klotz, Les Greenberg, Christopher Amrhein, and Michael K. Rust …. 1256

Toxicity and In Vitro Metabolism of t-Permethrin in Eastern Subterranean Termite (Isoptera: Rhinotermitidae).
Steven M. Valles, Faith M. Oi, Terry Wagner, and Richard J. Brenner …. 1259

Insecticide Resistance and Resistance Management

Baseline Susceptibility of the Corn Earworm (Lepidoptera: Noctuidae) to the Cry1Ab Toxin from Bacillus thuringiensis.
Blair D. Siegfried, Terrence Spencer, and Jessica Nearman …. 1265 

Insecticide Resistance and Cross-Resistance in the House Fly (Diptera: Muscidae).
Nannan Liu and Xin Yue …. 1269

Late-Instar European Corn Borer (Lepidoptera: Crambidae) Tunneling and Survival in Transgenic Corn Hybrids.
K. A. Walker, R. L. Hellmich, and L. C. Lewis …. 1276

Identifying Insecticide-Resistant Greenbugs (Homoptera: Aphididae) with Diagnostic Assay Tests.
E. D. Bynum, Jr. and T. L. Archer …. 1286

Plant Resistance

Plant-Toxin Interactions in Transgenic Bt Cotton and their Effect on Mortality of Helicoverpa armigera(Lepidoptera: Noctuidae).
K. M. Olsen and J. C. Daly …. 1293 

Feeding Behavior of Bollworm and Tobacco Budworm (Lepidoptera: Noctuidae) Larvae in Mixed Stands of Nontransgenic and Transgenic Cotton Expressing an Insecticidal Protein.
J. L. Halcomb, J. H. Benedict, B. Cook, D. R. Ring, and J. C. Correa …. 1300 

Host Selection, Development, Survival, and Reproduction of Turnip Aphid (Homoptera: Aphididae) on Green and Red Cabbage Varieties.
Bisong Yue and Tong-Xian Liu …. 1308

Efficacy of Pyramiding Greenbug (Homoptera: Aphididae) Resistance Genes in Wheat.
David R. Porter, John D. Burd, Kevin A. Shufran, and James A. Webster …. 1315 

Biotype Composition of Hessian Fly (Diptera: Cecidomyiidae) Populations from the Southeastern, Midwestern, and Northwestern United States and Virulence to Resistance Genes in Wheat.
Roger H. Ratcliffe, Sue E. Cambron, Kathy L. Flanders, Nilsa A. Bosque-Perez, Stephen L. Clement, and Herbert W. Ohm …. 1319 

Sampling and Biostatistics

Use of CC Traps with Different Trap Base Colors for Silverleaf Whiteflies (Homoptera: Aleyrodidae), Thrips (Thysanoptera: Thripidae), and Leafhoppers (Homoptera: Cicadellidae).
Chang-Chi Chu, Paul J. Pinter, Jr., Thomas J. Henneberry, Kai Umeda, Eric T. Natwick, Yuan-An Wei, V. R. Reddy, and Mohan Shrepatis …. 1329

Stored-Product and Quarantine Entomology

Grain Injury Models for Prostephanus truncatus (Coleoptera: Bostrichidae) and Sitophilus zeamais(Coleoptera: Curculionidae) in Rural Maize Stores in West Africa.
N. Holst, W. G. Meikle, and R. H. Markham …. 1338

Impact of Food Source on Survival of Red Flour Beetles and Confused Flour Beetles (Coleoptera: Tenebrionidae) Exposed to Diatomaceous Earth.
Frank H. Arthur …. 1347

Residual Efficacy of Four Organophosphate Insecticides on Concrete and Galvanized Steel Surfaces Against Three Liposcelid Psocid Species (Psocoptera: Liposcelidae) Infesting Stored Products.
Patrick J. Collins, Manoj K. Nayak, and Rosemary Kopittke …. 1357

Aeration Management for Stored Hard Red Winter Wheat: Simulated Impact on Rusty Grain Beetle (Coleoptera: Cucujidae) Populations.
Frank H. Arthur and Paul W. Flinn …. 1364 

Heating Rate and Induced Thermotolerance in Mexican Fruit Fly (Diptera: Tephritidae) Larvae, a Quarantine Pest of Citrus and Mangoes.
Donald B. Thomas and Krista C. Shellie …. 1373

Seasonal Occurrence of Postharvest Dried Fruit Insects and Their Parasitoids in a Culled Fig Warehouse.
J. A. Johnson, K. A. Valero, M. M. Hannel, and R. F. Gill …. 1380 

Veterinary Entomology

Pupation Site Selection of Cat Fleas (Siphonaptera: Pulicidae) in Various Carpet Types and Its Influence on Insecticide Efficacy.
Robert J. Miller, Michael W. Dryden, Alberto B. Broce, and Daniel R. Suiter …. 1391

A New Meatless Diet for Adult Screwworm (Diptera: Calliphoridae).
M. F. Chaudhury, L. Alfredo Alvarez, and L. Lopez Velazquez …. 1398