P. A. Lewis

发表

Image Processing Strategies for Artefact Classification

P. A. Lewis, Stephen J. Shennan, S. Shennan, 1996 .

Macroinvertebrate field and laboratory methods for evaluating the biological integrity of surface waters

P. A. Lewis, D. J. Klemm, F. Fulk, 1990 .

Differences in acute toxicity test results of three reference toxicants on Daphnia at two temperatures

P. A. Lewis, W. Horning, 1991 .

Short-term methods for estimating the chronic toxicity of effluents and receiving water to freshwater organisms. Third edition

P. A. Lewis, James M. Lazorchak, J. Lazorchak, 1994 .

Factors affecting the performance of basket and multiplate macroinvertebrate samplers

P. A. Lewis, W. Mason, C. Weber, 1973 .

An Efficient Procedure for Slide Mounting of Larval Chironomids

P. A. Lewis, D. C. Beckett, 1982 .

High-performance liquid chromatographic assay for N-acetylcysteine in plasma and urine.

P. A. Lewis, J. Maddock, A. Woodward, 1984, Journal of pharmaceutical sciences.

Determination of isosorbide dinitrate and its mononitrate metabolites in human plasma by high-performance liquid chromatography-thermal energy analysis.

P. A. Lewis, P. Massey, S. Kennedy, 1983, Journal of chromatography.

Brief Note Report of an Amphipod Species New to Ohio: Gammarus Minus Say (Amphipoda: Gammaridae)

P. A. Lewis, J. R. Holsinger, D. C. Beckett, 1977 .

Where Have All the Crangonyx Gone? The Disappearance of the Amphipod Crangonyx pseudogracilis, and Subsequent Appearance of Gammarus nr. fasciatus, in the Ohio River

P. A. Lewis, James H. Green, D. C. Beckett, 1998 .

Sexual compatibility of isolates of the rapeseed blackleg fungus Leptosphaeria maculans from Canada, Australia, and England

P. A. Lewis, G. A. Petrie, 1985 .

Long-term monitoring of the effects of thymoxamine hydrochloride tablets in the management of patients with Raynaud's disease.

P. A. Lewis, M. Aylward, J. Maddock, 1982, Current medical research and opinion.

Oestrogen replacement therapy and blood clotting

P. A. Lewis, M. Aylward, J. Maddock, 1977 .

Determination of nitroglycerin and its dinitrate metabolites in human plasma by high-performance liquid chromatography with thermal energy analyzer detection.

P. A. Lewis, A. Rudman, J. Maddock, 1984, Journal of pharmaceutical sciences.

Evaluation of Three Bottom Grab Samplers for Collecting river Benthos

P. A. Lewis, W. Mason, C. Weber, 1982 .

The influence of sieve mesh size selectivity on benthic invertebrate indices of eutrophication: With 2 figures and 4 tables in the text

P. A. Lewis, W. Mason, P. Hudson, 1975 .

An evaluation of benthic macroinvertebrate biomass methodology

P. A. Lewis, C. Weber, William T. Jr. Mason, 1985, Environmental monitoring and assessment.

Part 2. Field Assessment and Data Evaluation

P. A. Lewis, W. Mason, C. Weber, 1985 .

Maternal and developmental toxicity of halogenated 4'-nitrodiphenyl ethers in mice.

P. A. Lewis, R. Metcalf, N. Chernoff, 1999, Teratology.

Improved method for the determination of N-acetylcysteine in human plasma by high-performance liquid chromatography.

P. A. Lewis, J. Maddock, A. Woodward, 1985, Journal of chromatography.

Rearing Devices for Stream Insect Larvae

P. A. Lewis, W. Mason, 1970 .