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United States Environmental Protection Agency
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Search Results for the EPA National Library Catalog
Items Found: 78
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Your Search: (SUBJECT=Diptera.)
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A manual for the identification of the larvae of the caddisfly genera Hydropsyche pictet and Symphitopsyche ulmer in eastern and central North America (Trichoptera: hydropsychidae) /
Acute and Chronic Effects of Alum to Midge Larva (Diptera: Chironomidae).
Acute and chronic toxicity of chlordane to fish and invertebrates /
Acute Effects of Stream Acidification on the Diversity of Macroinvertebrate Drift.
An introduction to the identification of chironomid larvae /
An introduction to the identification of chironomid larvae /
Analysis of Specialized Pesticide Problems Invertebrate Control Agent - Efficacy Test Methods. Volume VIII. Mosquitoes, Black Flies, Midges and Sand Flies.
Analysis of Specialized Pesticide Problems Invertebrate Control Agents - Efficacy Test Methods. Volume VII. Human and Pet Treatments.
Animal Infestations in Distribution Systems.
Apply Pesticides Correctly. A Guide for Commercial Applicators. Food Processing Pest Control.
Biological Associated Problems in Freshwater Environments. Their Identification, Investigation and Control.
Biological Methods for Determining Toxicity of Contaminated Freshwater Sediments to Invertebrates.
Biology. A Technical Report Containing Background Data for a Water Pollution Control Program.
Chironomidae of the Holarctic region : keys and diagnoses /
Chironomidae Toxicity Tests--Biological Background and Procedures.
Chironomiden und andere Bodentiere der sèudschwedischen Urgebirgsseen : ein Beitrag zur Kenntnis der bodenfaunistischen Charakterzèuge schwedischer oligotropher Seen /
Chronic Effects of Contaminated Sediment on 'Daphnia magna' and 'Chironomus tentans' (Journal Version).
Comparison of Benthic Macroinvertebrates Collected by Dredge and Limestone Substrate Sampler.
Comparison of Energy Flow Parameters of Midge Populations in Biological Oxidation Ponds (Effect of Phenol on Oxygen Uptake Rate of a Laboratory Population of Chironomus Attenuatus Walk.) 1,2).
Crane flies of California,
Culicoides of New York state (Diptera--Ceratopogonidae)
Development and Evaluation of Test Methods for Benthic Invertebrates and Sediments: Effects of Flow Rate and Feeding on Water Quality and Exposure Conditions.
Development of Resistance to DDT in Musca Domestica L. Under the Effect of Sublethal Doses of Sodium Arsenate (Vozniknovenie Rezistentnosti k DDT u Musca domestica L. pod Vliyanie m Subletalnykh doz Arsenata Natriya).
Drift of Benthic Invertebrates in Goldstream Creek, Alaska.
Ecological Study of the Missouri River Prior to Channelization.
Effect of Elevated Water Temperature on Insect Emergence in Outdoor Experimental Channels.
Effects of Chlorpyrios on Macroinvertebrates in Littoral Enclosures.
Effects of pH, Phenol, and Sodium Chloride on the Bioenergetics of Laboratory Populations of 'Chironomus attenuatus'.
Effects of Season and Substrate on Availability of Drift for Fish in a Small Warmwater Stream.
Effects of Siltation and Coarser Sediments on Distribution and Abundance of Stream-Inhabiting Insects.
Effects of Synthetic Polyelectrolytes on Selected Aquatic Organisms.
Families and genera of North American Diptera,
Fate of 'Bacillus sphaericus' 2362 Spores Following Ingestion by Nontarget Invertebrates.
Flies of Public Health Importance and Their Control. Training Guide.
Guide to the insects of Connecticut, part VI : the Diptera or true flies of Connecticut, eighth fascicle. Scatopsidae and Hyperoscelidae /
Guide to the insects of Connecticut, part VI : the Diptera or true flies of Connecticut, sixth fascicle : March flies and gall-midges, Bibionidae /
Guide to the insects of Connecticut, part vi. The diptera or true flies of Connecticut: fifth fascicle; midges and gnats; tendipedidae (Chironomidae),
Guide to the insects of Connecticut, part vi. The diptera or true flies of Connecticut: first fascicle; external morphology; key to families; tanyderidae, ptychopteridae, trichoceridae, anisopodidae, tipulidae,
Guide to the insects of Connecticut, part vi. The diptera or true flies of Connecticut: fourth fascicle, family tabanidae,
Identification of the immature black flies (Diptera: Simuliidae) of the Southeastern U.S. with some aspects of the adult role in transmission of Leucocytozoon smithi to turkeys
Illustrated Flow Chart to Certain Groups of Chironomid Larvae.
Immature tendipedids of the Philadelphia area.
Importance of Hydrogen Ions and Aluminium in Regulating the Structure and Function of Steam Ecosystems: An Experimental Test.
Influence of coal surface mining on the aquatic environment of the Cumberland Plateau
Influence of Sieve Mesh Size Selectivity on Benthic Invertebrate Indices of Eutrophication.
Insect Community Structure as an Index of Heavy-Metal Pollution in Lotic Ecosystems.
Insecticide Effects on Normal Development and Hatch of Embryos of 'Paratanytarsus parthenogeneticus' (Diptera: Chironomidae).
Introduction to the Identification of Chironomid Larvae.
Key for the larval forms of aquatic midges (Tendipedidae: Diptera) found in Michigan.
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