Showing 1 - 20 results of 28 for search '"Biology."', query time: 0.20s Refine Results
  1. 1
    A Limnological study of the Upper Ohio River : progress report covering the period June 1, 1960 to February 28, 1961.
    Published 1961
    Subjects: “...Freshwater biology Ohio River....”
    Book
  2. 2
    Life history and notes on the biology of Stelidota octomaculata (Coleoptera : Nitidulidae) /
    by Galford, Jimmy R.
    Published 1991
    Subjects: “...Life cycles (Biology) Ohio....”
    Government Document Book
  3. 3
    Life history and notes on the biology of Stelidota octomaculata (Coleoptera : Nitidulidae) /
    Subjects: “...Life cycles (Biology) Research Ohio....”
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    Government Document eBook
  4. 4
    Effects of surface mining on the hydrology and biology in the Stony Fork Basin, Fayette County, Pennsylvania, 1978-85.
    Published 1995
    Subjects: “...Aquatic biology Pennsylvania Fayette County....”
    Government Document Book
  5. 5
    Assessing urban forest effects and values : Philadelphia's urban forest /
    Published 2007
    Subjects: “...Urban ecology (Biology) Pennsylvania Philadelphia....”
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    Government Document Book
  6. 6
    Assessing urban forest effects and values : Scranton's urban forest /
    Published 2010
    Subjects: “...Urban ecology (Biology) Pennsylvania Scranton Statistics....”
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    Government Document eBook
  7. 7
    Assessment of stream quality using biological indices at selected sites in the Schuylkill River basin, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
    Subjects: “...Water quality biological assessment Pennsylvania Schuylkill River Watershed....”
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    Government Document Book
  8. 8
    Assessment of stream quality using biological indices at selected sites in the Big Elk and Octoraro Creek basins, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
    Subjects: “...Water quality biological assessment Pennsylvania Chester County....”
    Adobe Acrobat Reader required
    Government Document Book
  9. 9
    The urban forest of Philadelphia /
    Subjects: “...Urban ecology (Biology) Pennsylvania Philadelphia....”
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    Government Document eBook
  10. 10
    Assessment of stream quality using biological indices at selected sites in the Brandywine Creek basin, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
    Subjects: “...Water quality biological assessment Pennsylvania Chester County....”
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    Government Document Book
  11. 11
    Assessment of stream quality using biological indices at selected sites in the Red Clay and White Clay Creek basins, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
    Subjects: “...Water quality biological assessment Pennsylvania Chester County....”
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    Government Document Book
  12. 12
    The effect of application timing on efficacy of Orthene forest spray against the gypsy moth in Pennsylvania /
    by Willcox, Henery
    Published 1977
    Subjects: “...Gypsy moth Biological control Pennsylvania....”
    Government Document Book
  13. 13
    Environmental setting, water budget, and stream assessment for the Broad Run Watershed, Chester County, Pennsylvania /
    by Cinotto, Peter J.
    Published 2005
    Subjects: “...Water quality biological assessment Pennsylvania Chester County....”
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    Government Document Book
  14. 14
    Assessment of stream quality using biological indices at selected sites in the Delaware River basin, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
    Subjects: “...Water quality biological assessment Delaware River Watershed (N.Y.-Del. and N.J.)...”
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    Government Document Book
  15. 15
    Monkey girl : evolution, education, religion, and the battle for America's soul /
    by Humes, Edward
    Published 2007
    Subjects: “...Evolution (Biology) Study and teaching (Secondary) Pennsylvania Dover (Township)...”
    Book
  16. 16
    Evaluation of Bacillus thuringiensis and a parasitoid for suppression of the gypsy moth in Pennsylvania /
    by Wollam, John D.
    Published 1976
    Subjects: “...Gypsy moth Biological control Pennsylvania....”
    Government Document Book
  17. 17
    Lower Pennsylvanian Species of Marioteris Eremotepis, Diplothmema, and Aneimites from the Appalachian Region.
    Published 1943
    Subjects: “...Biology. http://id.loc.gov/authorities/subjects/sh85014203...”
    Electronic resource (PDF)
    Government Document eBook
  18. 18
    Landscape pattern analysis for assessing ecosystem condition /
    by Johnson, Glen D., 1961-
    Published 2006
    Subjects: “...Ecological assessment (Biology) http://id.loc.gov/authorities/subjects/sh97001893...”
    Connect to the full text of this electronic book
    eBook
  19. 19
    Judgment day : intelligent design on trial /
    Published 2008
    Subjects: “...Biological Evolution Pennsylvania....”
    Video DVD
  20. 20
    Relations of biological indicators to nutrient data for lakes and streams in Pennsylvania and West Virginia, 1990-98 /
    by Brightbill, Robin A.
    Published 2003
    Subjects: “...Water quality biological assessment West Virginia....”
    Get full text
    Government Document Book
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