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Items Found: 35
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Your Search: (AUTHOR=WALSH AND G.)
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Algal Bioassays of Industrial and Energy Process Effluents.
Analysis by Chemical Class of Salmonella Mutagenicity Tests as Predictors of Animal Carcinogenicity (Journal Version).
Anatomy of the Seed and Seedling of 'Spartina alterniflora' Lois. (Poaceae).
Artificial Sediments for Use in Tests with Wetland Plants.
Bostrichobranchus digonas: Confirmation of Its Presence in the Gulf of Mexico.
Comparison of long-run forecasts of demand for fishing, hunting and nonconsumptive wildlife recreation based on the 1980 and 1985 national surveys /
Comparison of the EC50s of Algal Toxicity Tests Calculated by Four Methods.
Data Assessment Reports for CEMS (Continuous Emission Monitoring Systems) at Subpart Da Facilities.
Economic benefits and costs of the fish stocking program at Blue Mesa Reservoir, Colorado
Effect of Ampicillin-Induced Alterations in Murine Intestinal Microbiota on the Survival and Competition of Environmentally Released Pseudomonads.
Effects of Organotins on Growth and Survival of Two Marine Diatoms, 'Skeletonema costatum' and 'Thalassiosira pseudonana'.
Empirical application of a model for estimating the recreation value of instream flow
Evaluating the Toxicity of Urban Patterns of Oxidant Gases. 1. An Automated Chronic Gaseous Animal Inhalation Exposure Facility.
Final report of effect of fenthion on selected estuarine species related to field study.
Gunnison County interindustry spending and employment attributed to fishing at Blue Mesa Reservoir /
In vivo and In vitro Intestinal Survival and Competition of Environmental 'Pseudomonas' Species.
Inhibition of Arm Regeneration by 'Ophioderma brevispina' (Echinodermata, Ophiuroidea) by Tributylin Oxide.
Intralaboratory Precision of Saltwater Short-Term Chronic Toxicity Tests.
Lugworm ('Arenicola cristata') Larvae in Toxicity Tests: Survival and Development When Exposed to Organotins.
Measuring benefits and the economic value of water in recreation on high country reservoirs
Microwave Irradiation for Rapid Killing and Fixing of Plant Tissue.
Minutocellus polymorphus': A New Marine Diatom for Use in Algal Toxicity Tests.
Option values, preservation values and recreational benefits of improved water quality : a case study of the South Platte River Basin, Colorado /
Option values, preservation values and recreational benefits of improved water quality : a case study of the South Platte River Basin, Colorado.
Organotin Toxicity Studies Conducted with Selected Marine Organisms at EPA's Environmental Research Laboratory, Gulf Breeze, Florida.
Principles of Toxicity Testing with Marine Unicellular Algae.
Report on species tested and preliminary findings.
Responses of Marine Unicellular Algae to Brominated Organic Compounds in Six Growth Media.
Responses of Wetland Plants to Effluents in Water and Sediment.
Review of outdoor recreation economic demand studies with nonmarket benefit estimates, 1968-1988
Review of the Current Status of Marine Algal Toxicity Testing in the United States.
Synthetic Substrata for Propagation and Testing of Soil and Sediment Organisms.
Toxicity Tests of Effluents with Marsh Plants in Water and Sediment.
Use of Marsh Plants for Toxicity Testing of Water and Sediment.
Wildlife and fish use assessment long-run forecasts of participation in fishing, hunting and nonconsumptive wildlife recreation /
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