Annals - Volume 93, Number 6, November 1999

Annals of the Entomological Society of America Volume 93, Number 6, November 1999

Forum

Evidence for the Stage Inducing Phenotypic Plasticity in Pupae of the Polyphagous Whiteflies Trialeurodes vaporariorum and Bemisia argentifolii (Homoptera: Aleyrodidae) and the raison d'etre.

John W. Neal, Jr., and Jo-Ann Bentz . . . . 774

Transgenic Host Plant Resistance to Insects--Some Reservations.

H. F. van Emden . . . .788

Sketches of U.S. Systematic Entomology, Circa 1850-2000: Return of a Golden Age?

Charles Mitter . . . .798

Parasitoid Manipulation as a Plant Defense Strategy.

S. B. Vinson . . . . 812

Ecology and Population Biology

Dispersal of Synanthropic Diptera: Lessons from the Past and Technology for the Future.

Carl J. Jones, Scott A. Isard, and M. Roberto Cortinas . . . . 829

Agricultural Intensification and Pest Outbreaks: A Reappraisal of Events in the Sudan Gezira.

S. J. Castle . . . . 840

Conservation Biology and Biodiversity

Limits to Species Focusing in Insect Conservation.

T. R. New . . . . 853

Physiology, Biochemistry, And Toxicology

Neural Coding of General Odors in Insects.

William C. Lemon and Wayne M. Getz . . . . 861

Sensory Coding in the Grasshopper (Orthoptera: Acrididae) Gustatory System.

R. F. Chapman and A. Ascoli-Christensen . . . . 873

The Tie That Binds: Eicosanoids in Invertebrate Biology.

Ralph W. Howard and David W. Stanley . . . . 880

Role of the Ventral Nerve Cord and Terminal Abdominal Ganglion in the Regulation of Sex Pheromone Production in the Tobacco Budworm (Lepidoptera: Noctuidae).

Peter E. A. Teal, Norman T. Davis, Julia A. Meredith, Thomas A. Christensen, and John G. Hildebrand . . . . 891

Pharmacology of Contractile Responses in the Alimentary System of Caterpillars: Implications for Insecticide Development and Mode of Action.

Leslie E. Walker and Jeffrey R. Bloomquist . . . . 902

Knockdown Resistance to DDT and Pyrethroids in the House Fly (Diptera: Muscidae): from Genetic Trait to Molecular Mechanism.

David M. Soderlund and Douglas C. Knipple . . . . 909

Active Regulation of Insect Respiration.

Karel Slama . . . .916

Genetics

Genetic Transformation of Non-Drosophilid Insects by Transposable Elements.

Peter W. Atkinson and David A. O'Brochta . . . . 930

Strategy for Introduction of Foreign Genes into Field Populations of Chagas Disease Vectors.

Ravi V. Durvasula, Andrew Kroger, Matthew Goodwin, Anil Panackal, Oleg Kruglov, Jyotika Taneja, Andrew Gumbs, Frank F. Richards, Charles B. Beard, and Celia Cordon-Rosales . . . 937

Behavior

Plasticity and the Problem of Choice in Food Selection.

E. A. Bernays . . . . 944

Sexual Sorting in Hummingbird Flower Mites (Mesostigmata: Ascidae).

R. K. Colwell and S. Naeem . . . . 952

Exploitation of Intraspecific Communication Systems: Illicit Signalers and Receivers.

Kenneth F. Haynes and Kenneth V. Yeargan . . . . 960

Generic Phylogeny of North American Depressariinae (Lepidoptera: Elachistidae) and Hypotheses About Coevolution.

May R. Berenbaum and Steven Passoa . . . . 971