Pest Management and Sampling

Intraplant Distribution of Immature Lifestages of Bemisia argentifolii (Homoptera: Aleyrodidae) on Tomato.
D. J. Schuster . . . . 1

Measuring Spatial Displacement of Blattella germanica (Blattaria: Blattellidae) Populations Pressured by Repellent-Treated Harborages.
Richard J. Brenner, David E. Milne, Kevin M. Kinscherf, and Thomas F. Connors . . . . 10

Effects of Insecticide Applications on Bemisia argentifolii (Homoptera: Aleyrodidae) Densities and Honeydew Production. 
Wee L. Yee, Nick C. Toscano, Donald L. Hendrix, and Thomas J. Henneberry . . . . 22

Sequential Sampling Plans for Colorado Potato Beetle (Coleoptera: Chrysomelidae) in Eggplant. 
George C. Hamilton, James H. Lashomb, Salvatore Arpaia, Robert Chianese, and Mark Mayer . . . . 33

Community and Ecosystem Ecology

Ecological and Chemical Associations Among Late-Season Squash Pests.
Patrick J. Moran and Jack C. Schultz . . . . 39

Population Ecology

Testing the Preference-Performance Hypothesis in Phytophagous Insects: Lessons from Chrysanthemum Leafminer (Diptera: Agromyzidae). 
Peter J. Mayhew . . . . 45

Diapause Termination in Sesamia nonagrioides (Lepidoptera: Noctuidae) Under Laboratory and Field Conditions. 
Argyro A. Fantinou, John A. Tsitsipis, and Michael G. Karandinos . . . . 53

Simulation Model of Prostephanus truncatus (Coleoptera: Bostrichidae) in Rural Maize Stores in the Republic of Benin. 
William G. Meikle, Niels Holst, Dagmar Scholz, and Richard H. Markham . . . . 59

Performance of a Lepidopteran Pest Complex (Langosta) (Lepidoptera: Noctuidae) on Sorghum, Maize, and Noncrop Vegetation in Honduras. 
Hector E. Portillo, Henry N. Pitre, Dan H. Meckenstock, and Keith L. Andrews . . . . 70

Response to Intraclonal Selection for Adaptation to Resistant Wheat in the English Grain Aphid (Homoptera: Aphididae). 
J. P. Di Pietro and C. M. Caillaud . . . . 80

Identification and Evaluation of Native Predators of Frankliniella occidentalis (Thysanoptera: Thripidae) in the Mediterranean. 
Jordi Riudavets and Cristina Casta . . . . 86

Comparison of Temperature-Dependent Growth Models with the Development of Lobesia botrana (Lepidoptera: Tortricidae). 
Jean-Francois Briere and Pascale Pracros . . . . 94

Oviposition Preferences of the Polyphagous Moth Choristoneura parallela (Lepidoptera: Tortricidae): Effects of Plant Species, Leaf Size, and Experimental Design. 
Robin J. Stuart and Sridhar Polavarapu . . . . 102

Influence of Avian Predation on a Grasshopper (Orthoptera: Acrididae) Assemblage That Feeds on Threadleaf Snakeweed. 
K. T. Gardner and D. C. Thompson . . . . 110

Development of Three Populations of Coleomegilla maculata (Coleoptera: Coccinellidae) Feeding on Eggs of Colorado Potato Beetle (Coleoptera: Chrysomelidae). 
Joseph Munyaneza and John J. Obrycki . . . . 117

Physiological and Chemical Ecology

Temperature Gradient on Tribolium castaneum (Coleoptera: Tenebrionidae) Adult Dispersal in Stored Wheat. 
David W. Hagstrum, Paul W. Flinn, and Jerry J. Gaffney . . . . 123

Biological Control

Biology of Cybocephalus sp. nr. nipponicus (Coleoptera: Cybocephalidae), a Natural Enemy of Euonymus Scale (Homoptera: Diaspididae). 
Juan Manuel Alvarez and Roy Van Driesche . . . . 130

Effects of Parasitoid Strain and Host Instar on the Interaction of Bacillus thuringiensis subsp. kurstaki with the Gypsy Moth (Lepidoptera: Lymantriidae) Larval Parasitoid Cotesia melanoscela (Hymenoptera: Braconidae). 
Amy B. Chenot and Kenneth F. Raffa . . . . 137

Within- and Between-Plant Dispersal and Distributions of Neoseiulus californicus and N. fallacis (Acari: Phytoseiidae) in Simulated Bean and Apple Plant Systems. 
P. D. Pratt, L. N. Monetti, and B. A. Croft . . . . 148

Residual Toxicity of Selected Insecticides to Heteropteran Predaceous Species (Heteroptera: Lygaeidae, Nabidae, Pentatomidae) on Soybean. 
Michael L. Boyd and David J. Boethel . . . . 154

Effects of Iberis umbellata (Brassicaceae) on Insect Pests of Cabbage and on Potential Biological Control Agents. 
David S. Bigger and William E. Chaney . . . . 161