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Search results 6

Ambient toxicity testing in Chesapeake Bay [microform] : year 7 report / [Lenwood W. Hall ... [et al.] ] (CBP/TRS ; 230/00)

Ambient toxicity testing in Chesapeake Bay [microform] : year 7 report / [Lenwood W. Hall ... [et al.] ] (CBP/TRS ; 230/00)
Microform図書
2000<YCA-EP 1.88:AM 1/3>
National Diet Library
  • Author HeadingHall, Lenwood W Chesapeake Bay Program (U.S.)

Acute and chronic toxicity of copper to the estuarine copepod Eurytemora affinis [microform] : final report / Lenwood W. Hall, Jr. ... [et al.] (CBP/TRS ; 98/198)

Acute and chronic toxicity of copper to the estuarine copepod Eurytemora affinis [microform] : final report / Lenwood W. Hall, Jr. ... [et al.] (CBP/TRS ; 98/198)
Microform図書
1998<YCA-EP 1.88:AC 9>
National Diet Library
  • Author HeadingHall, Lenwood W Chesapeake Bay Program (U.S.)

A probabilistic ecological risk assessment of zinc in surface waters of the Chesapeake Bay watershed [microform] : final report / Lenwood W. Hall, Jr., Mark C. Scott, William D. Killen (CBP/TRS ; 222/103)

A probabilistic ecological risk assessment of zinc in surface waters of the Chesapeake Bay watershed [microform] : final report / Lenwood W. Hall, Jr., Mark C. Scott, William D. Killen (CBP/TRS ; 222/103)
Microform図書
1999<YCA-EP 1.88:P 94/2>
National Diet Library
  • Author HeadingHall, Lenwood W Scott, Mark C Killen, William...

Standard operating procedures for conducting acute and chronic aquatic toxicity tests with Eurytemora affinis, a Calanoid copepod [microform] / Michael C. Ziegenfuss and Lenwood W. Hall, Jr (CBP/TRS ; 98/214)

Standard operating procedures for conducting acute and chronic aquatic toxicity tests with Eurytemora affinis, a Calanoid copepod [microform] / Michael C. Ziegenfuss and Lenwood W. Hall, Jr (CBP/TRS ; 98/214)
Microform図書
1998<YCA-EP 1.88:ST 2>
National Diet Library
  • Author HeadingZiegenfuss, Michael C Hall, Lenwood W Chesapeake Bay Program (U.S.)

A probabilistic ecological risk assessment of tributyltin in the Chesapeake Bay watershed [microform] : final report / Lenwood W. Hall, Jr., Mark C. Scott, William D. Killen (CBP/TRS ; 98/216)

A probabilistic ecological risk assessment of tributyltin in the Chesapeake Bay watershed [microform] : final report / Lenwood W. Hall, Jr., Mark C. Scott, William D. Killen (CBP/TRS ; 98/216)
Microform図書
1998<YCA-EP 1.88:P 94>
National Diet Library
  • Author HeadingHall, Lenwood W Scott, Mark C Killen, William...

A screening level probabilistic ecological risk assessment of copper and cadmium in the Chesapeake Bay watershed [microform] : final report / Lenwood W. Hall, Jr., Mark C. Scott, William D. Killen

A screening level probabilistic ecological risk assessment of copper and cadmium in the Chesapeake Bay watershed [microform] : final report / Lenwood W. Hall, Jr., Mark C. Scott, William D. Killen
Microform図書
1997<YCA-EP 1.88:SC 2>
National Diet Library
  • Author HeadingHall, Lenwood W Scott, Mark C Killen, William...

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