Search Results for the EPA National Library Catalog

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Select Item Title Year Published
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) / 1978
Acute and Chronic Effects of Alum to Midge Larva (Diptera: Chironomidae). 1981
Acute and chronic toxicity of chlordane to fish and invertebrates / 1977
Acute Effects of Stream Acidification on the Diversity of Macroinvertebrate Drift. 1982
An introduction to the identification of chironomid larvae / 1973
An introduction to the identification of chironomid larvae / 1968
Analysis of Specialized Pesticide Problems Invertebrate Control Agent - Efficacy Test Methods. Volume VIII. Mosquitoes, Black Flies, Midges and Sand Flies. 1977
Analysis of Specialized Pesticide Problems Invertebrate Control Agents - Efficacy Test Methods. Volume VII. Human and Pet Treatments. 1977
Animal Infestations in Distribution Systems. 1962
Apply Pesticides Correctly. A Guide for Commercial Applicators. Food Processing Pest Control. 1976
Aquatic diptera, 1969
Biological Associated Problems in Freshwater Environments. Their Identification, Investigation and Control. 1967
Biological Methods for Determining Toxicity of Contaminated Freshwater Sediments to Invertebrates. 1984
Biology. A Technical Report Containing Background Data for a Water Pollution Control Program. 1968
Chironomidae of the Holarctic region : keys and diagnoses / 1983
Chironomidae Toxicity Tests--Biological Background and Procedures. 1980
Chironomiden und andere Bodentiere der sèudschwedischen Urgebirgsseen : ein Beitrag zur Kenntnis der bodenfaunistischen Charakterzèuge schwedischer oligotropher Seen / 1949
Chronic Effects of Contaminated Sediment on 'Daphnia magna' and 'Chironomus tentans' (Journal Version). 1988
Comparison of Benthic Macroinvertebrates Collected by Dredge and Limestone Substrate Sampler. 1967
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). 1971
Crane flies of California, 1967
Culicoides of New York state (Diptera--Ceratopogonidae) 1965
Development and Evaluation of Test Methods for Benthic Invertebrates and Sediments: Effects of Flow Rate and Feeding on Water Quality and Exposure Conditions. 1993
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). 1971
Drift of Benthic Invertebrates in Goldstream Creek, Alaska. 1973
Ecological Study of the Missouri River Prior to Channelization. 1974
Effect of Elevated Water Temperature on Insect Emergence in Outdoor Experimental Channels. 1981
Effects of Chlorpyrios on Macroinvertebrates in Littoral Enclosures. 1987
Effects of pH, Phenol, and Sodium Chloride on the Bioenergetics of Laboratory Populations of 'Chironomus attenuatus'. 1972
Effects of Season and Substrate on Availability of Drift for Fish in a Small Warmwater Stream. 1985
Effects of Siltation and Coarser Sediments on Distribution and Abundance of Stream-Inhabiting Insects. 1971
Effects of Synthetic Polyelectrolytes on Selected Aquatic Organisms. 1986
Fate of 'Bacillus sphaericus' 2362 Spores Following Ingestion by Nontarget Invertebrates. 1991
Flies of Public Health Importance and Their Control. Training Guide. 1962
Guide to the insects of Connecticut, part VI : the Diptera or true flies of Connecticut, eighth fascicle. Scatopsidae and Hyperoscelidae / 1963
Guide to the insects of Connecticut, part VI : the Diptera or true flies of Connecticut, sixth fascicle : March flies and gall-midges, Bibionidae / 1958
Guide to the insects of Connecticut, part vi. The diptera or true flies of Connecticut: fifth fascicle; midges and gnats; tendipedidae (Chironomidae), 1952
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, 1942
Guide to the insects of Connecticut, part vi. The diptera or true flies of Connecticut: fourth fascicle, family tabanidae, 1950
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 1976
Illustrated Flow Chart to Certain Groups of Chironomid Larvae. 1965
Importance of Hydrogen Ions and Aluminium in Regulating the Structure and Function of Steam Ecosystems: An Experimental Test. 1987
Influence of coal surface mining on the aquatic environment of the Cumberland Plateau 1984
Influence of Sieve Mesh Size Selectivity on Benthic Invertebrate Indices of Eutrophication. 1975
Insect Community Structure as an Index of Heavy-Metal Pollution in Lotic Ecosystems. 1983
Insecticide Effects on Normal Development and Hatch of Embryos of 'Paratanytarsus parthenogeneticus' (Diptera: Chironomidae). 1983
Introduction to the Identification of Chironomid Larvae. 1968
Key to some larvae of Chironomidae (Diptera) from the Mackenzie and Porcupine River watersheds 1978
Limnology of Two Dissimilar Subarctic Streams and Implications of Resource Development. 1973
Long Term Effects of Pesticides on Stream Invertebrates. 1971
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