Environmental Entomology Volume 29 Number 4, August 2000


A New Linearized Formula for the Law of Total Effective Temperature and the Evaluation of Line-Fitting Methods with Both Variables Subject to Errors.
Takaya Ikemoto and Kenji Takai . . . . 671
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Supercooling Capacity and Survival of Low Temperatures by a Pyrethroid-Resistant Strain ofTyphlodromus pyri (Acari: Phytoseiidae).
Debra L. Moreau, John Michael Hardman, and Olga Kukal . . . . 683



Mi-Mediated Resistance Against the Potato Aphid Macrosiphum euphorbiae (Hemiptera: Aphididae) Limits Sieve Element Ingestion.
Isgouhi Kaloshian, Marv G. Kinsey, Valerie M. Williamson, and Diane E. Ullman . . . . 690

Resource Abundance and Insect Herbivore Diversity on Woody Fabaceous Desert Plants.
Evelyn Sodre De Alckmin Marques, Peter Wilfrid Price, and Neil Stanley Cobb . . . . 696
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Behavioral Responses of Hydropsyche sparna (Trichoptera: Hydropsychidae) and Related Species to Deposited Bedload Sediment.
J. M. Runde and R. A. Hellenthal . . . . 704

Threshold Temperature for Post-Diapause Development and Degree-Days to Hatching of Winter Eggs of the European Red Mite (Acari: Tetranychidae) in Northern Greece.
G. D. Broufas and D. S. Koveos . . . . 710
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Dry-Season Embryonic Dormancy in Deois flavopicta (Homoptera: Cercopidae): Roles of Temperature and Moisture in Nature.
Carmen S. S. Pires, Edison R. Sujii, Eliana M. G. Fontes, Catherine A. Tauber, and Maurice J. Tauber . . . . 714

Role of Vision and Antennal Olfaction in Habitat and Prey Location by Three Predatory Heteropterans.
Rebecca L. Freund and Karen L. Olmstead . . . . 721

The Roles of Vision and Antennal Olfaction in Enemy Avoidance by Three Predatory Heteropterans.
Rebecca L. Freund and Karen L. Olmstead . . . . 733

Effect of Different Pollens on Development, Survivorship and Reproduction of Euseius finlandicus (Acari: Phytoseiidae).
G. D. Broufas and D. S. Koveos . . . . 743
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Feeding Behavior of the Spittlebug Deois flavopicta (Homoptera: Cercopidae) on Wild and Cultivated Host Plants.
Carmen S. S. Pires, Peter W. Price, Edison R. Sujii, and Cristiane Avelar . . . . 750

Temperature-Dependent Development of Otiorhynchus ovatus (Coleoptera: Curculionidae) Pupae.
J. R. Umble and J. R. Fisher . . . . 758

Physiological Development Time and Zero Development Temperature of the Codling Moth (Lepidoptera: Tortricidae).
J. Franklin Howell and Lisa G. Neven . . . . 766

Effects of Surface Wax Variation in Pisum sativum on Herbivorous and Entomophagous Insects in the Field.
C. White and S. D. Eigenbrode . . . . 773

Interactions of Elevated COand Nitrogen Fertilization: Effects on Production of Bacillus thuringiensisToxins in Transgenic Plants.
Carlos E. Coviella, David J. W. Morgan, and John T. Trumble . . . . 781
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Seasonal Studies of an Isolated Red Imported Fire Ant (Hymenoptera: Formicidae) Population in Eastern Tennessee.
Anne-Marie A. Callcott, David H. Oi, Homer L. Collins, David F. Williams, and Tim C. Lockley . . . . 788
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Importance of Collection Overhangs on the Efficacy of Exclusion Fences for Managing Cabbage Flies (Diptera: Anthomyiidae).
Michael K. Bomford, Robert S. Vernon, and Peeter Päts . . . . 795

A Predictive Model for the Survival of Overwintering Bean Leaf Beetles (Coleoptera: Chrysomelidae).
Wai-Ki F. Lam and Larry P. Pedigo . . . . 800

Variation in Boll Weevil (Coleoptera: Curculionidae) Captures in Pheromone Traps Arising from Wind Speed Moderation by Brush Lines.
Thomas W. Sappington and Dale W. Spurgeon . . . . 807
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Efficiency of Gryon fulviventris (Hymenoptera: Scelionidae) as an Egg Parasitoid of Clavigralla tomentosicollis
(Hemiptera: Coreidae) in Northern Nigeria.
Stephen K. Asante, Louis E. N. Jackai, and Manuele Tamo . . . . 815

Biological Control of the Western Corn Rootworm (Coleoptera: Chrysomelidae) Using the Entomopathogenic Nematode, Steinernema carpocapsae.
A. M. Journey and K. R. Ostlie . . . . 822
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Crossing Incompatibility Between Trichogramma minutum and T. platneri (Hymenoptera: Trichogrammatidae): Implications for Application in Biological Control.
Richard Stouthamer, Petra Jochemsen, Gary R. Platner, and John D. Pinto . . . . 832
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Host Selection of Diachasmimorpha tryoni (Hymenoptera: Braconidae): Comparative Response to Fruit-Infesting and Gall-Forming Tephritid Flies.
Jian J. Duan, Russell H. Messing, and Reuven Dukas . . . . 838
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Tritrophic Interactions of Transgenic Bacillus thuringiensis Corn, Anaphothrips obscurus (Thysanoptera: Thripidae), and the Predator Orius majusculus (Heteroptera: Anthocoridae).
Claudia Zwahlen, Wolfgang Nentwig, Franz Bigler, and Angelika Hilbeck . . . . 846

Temperature-Dependent Life History of Eretmocerus eremicus (Hymenoptera: Aphelinidae) on Two Whitefly Hosts (Homoptera: Aleyrodidae).
S. M. Greenberg, B. C. Legaspi, Jr., W. A. Jones, and A. Enkegaard 851