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Search Results for the EPA National Library Catalog
Items Found: 35
Showing: Items 1 - 35
Your Search: (AUTHOR=Walsh AND G)
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Title
Year Published
1
Algal Bioassays of Industrial and Energy Process Effluents.
1982
2
Analysis by Chemical Class of Salmonella Mutagenicity Tests as Predictors of Animal Carcinogenicity (Journal Version).
1988
3
Anatomy of the Seed and Seedling of 'Spartina alterniflora' Lois. (Poaceae).
1990
4
Artificial Sediments for Use in Tests with Wetland Plants.
1990
5
Bostrichobranchus digonas: Confirmation of Its Presence in the Gulf of Mexico.
1989
6
Comparison of long-run forecasts of demand for fishing, hunting and nonconsumptive wildlife recreation based on the 1980 and 1985 national surveys /
1988
7
Comparison of the EC50s of Algal Toxicity Tests Calculated by Four Methods.
1987
8
Data Assessment Reports for CEMS (Continuous Emission Monitoring Systems) at Subpart Da Facilities.
1989
9
Economic benefits and costs of the fish stocking program at Blue Mesa Reservoir, Colorado
1987
10
Effect of Ampicillin-Induced Alterations in Murine Intestinal Microbiota on the Survival and Competition of Environmentally Released Pseudomonads.
1989
11
Effects of Organotins on Growth and Survival of Two Marine Diatoms, 'Skeletonema costatum' and 'Thalassiosira pseudonana'.
1985
12
Empirical application of a model for estimating the recreation value of instream flow
1980
13
Evaluating the Toxicity of Urban Patterns of Oxidant Gases. 1. An Automated Chronic Gaseous Animal Inhalation Exposure Facility.
1987
14
Final report of effect of fenthion on selected estuarine species related to field study.
1984
15
Gunnison County interindustry spending and employment attributed to fishing at Blue Mesa Reservoir /
1988
16
In vivo and In vitro Intestinal Survival and Competition of Environmental 'Pseudomonas' Species.
1988
17
Inhibition of Arm Regeneration by 'Ophioderma brevispina' (Echinodermata, Ophiuroidea) by Tributylin Oxide.
1986
18
Intralaboratory Precision of Saltwater Short-Term Chronic Toxicity Tests.
1989
19
Lugworm ('Arenicola cristata') Larvae in Toxicity Tests: Survival and Development When Exposed to Organotins.
1986
20
Measuring benefits and the economic value of water in recreation on high country reservoirs
1980
21
Microwave Irradiation for Rapid Killing and Fixing of Plant Tissue.
1989
22
Minutocellus polymorphus': A New Marine Diatom for Use in Algal Toxicity Tests.
1988
23
Option values, preservation values and recreational benefits of improved water quality : a case study of the South Platte River Basin, Colorado /
1978
24
Option values, preservation values and recreational benefits of improved water quality : a case study of the South Platte River Basin, Colorado.
1978
25
Organotin Toxicity Studies Conducted with Selected Marine Organisms at EPA's Environmental Research Laboratory, Gulf Breeze, Florida.
1986
26
Principles of Toxicity Testing with Marine Unicellular Algae.
1988
27
Report on species tested and preliminary findings.
1983
28
Responses of Marine Unicellular Algae to Brominated Organic Compounds in Six Growth Media.
1987
29
Responses of Wetland Plants to Effluents in Water and Sediment.
1991
30
Review of outdoor recreation economic demand studies with nonmarket benefit estimates, 1968-1988
1988
31
Review of the Current Status of Marine Algal Toxicity Testing in the United States.
1993
32
Synthetic Substrata for Propagation and Testing of Soil and Sediment Organisms.
1992
33
Toxicity Tests of Effluents with Marsh Plants in Water and Sediment.
1991
34
Use of Marsh Plants for Toxicity Testing of Water and Sediment.
1992
35
Wildlife and fish use assessment long-run forecasts of participation in fishing, hunting and nonconsumptive wildlife recreation /
1987
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