LAR 512 – Fall 2002

 

PROBLEM #3 – APPLICATION OF COUNTY SOIL SURVEYS

 

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http://www.mo14.nc.nrcs.usda.gov/Publishd Soil Surveys/appom-cd.pdf

 

Review the soil information in the above referenced tables and narrative portion of the Appomattox County, VA Soil Survey, and answer the following questions:

 

  1. In what physiographic region is Appomattox County located?  _______________

 

  1. Review the information for the Cecil-Louisburg-Mattaponi Association:
    1. What is the topographic setting for this association?  _______________
    2. What is the drainage pattern?  _______________
    3. What is the parent material (geology) for the Cecil soils?  ____________
    4.  What is the parent material for the Louisburg soils?  ________________
    5. What is the parent material for the Mattaponi soils?  ________________
    6.  What other soils are likely present within this association?  ____________________________________________________________________________________________________________________________________________________________________________________

 

  1. Review the information for the Tatum-Manteo-Mattaponi Association:
    1. What is the topographic setting for this association?  _______________
    2. What is the drainage pattern?  _______________
    3. What is the parent material (geology) for the Tatum soils?  ____________
    4.  What is the parent material for the Manteo soils?  ________________
    5. What is the parent material for the Mattaponi soils?  ________________
    6.  What other soils are likely present within this association?  ____________________________________________________________________________________________________________________________________________________________________________________

 

  1. Review the information for the Mecklenburg-Cullen-Iredell Association:
    1. What is the topographic setting for this association?  _______________
    2. What is the drainage pattern?  _______________
    3. What is the parent material (geology) for the Mecklenburg soils?  ____________
    4.  What is the parent material for the Cullen soils?  ________________
    5. What is the parent material for the Iredell soils?  ________________
    6.  What other soils are likely present within this association?  ____________________________________________________________________________________________________________________________________________________________________________________

 

  1. Review the information for the Louisburg-Beckham-Mayodan Association:
    1. What is the topographic setting for this association?  _______________
    2. What is the drainage pattern?  _______________
    3. What is the parent material (geology) for the Louisburg soils?  ____________
    4.  What is the parent material for the Beckham soils?  ________________
    5. What is the parent material for the Mayodan soils?  ________________
    6.  What other soils are likely present within this association?  ____________________________________________________________________________________________________________________________________________________________________________________

 

  1. What is a soil association?  ______________________________________________________________________________________________________________________________________________________________________________________________________

 

  1. What is a soil mapping unit?  ______________________________________________________________________________________________________________________________________________________________________________________________________

 

  1. What is a soil series?  ______________________________________________________________________________________________________________________________________________________________________________________________________

 

  1. What is a typical profile?  ______________________________________________________________________________________________________________________________________________________________________________________________________

 

  1. Why is the difference in the five Turbeville soil mapping units?  ______________________________________________________________________________________________________________________________________________________________________________________________________

 

  1. Review the section “Classification of Soils” and the Appomattox Series soils; what do you find new under Typical Profile for the Appomattox Series?  __________________________________________________________________

 

  1. What are the five major factors of soil formation?

 

    1. _________________________________
    2. _________________________________
    3. _________________________________
    4. _________________________________
    5. _________________________________

 

  1. Which factor is the most important in Appomattox County?  _______________________________________

 

  1. What is the average yearly rainfall in Appomattox County?  _______________

 

  1. What soil mapping unit is the most extensive in Appomattox County?  ________________________________________________________________

 

  1. Referring to Table 18, which soil mapping unit may have the highest percent of clay in the subsoil?  ________________________________________________

 

  1. Referring to Table 18, which soil mapping unit has the greatest potential to shrink and expand with different water contents?  ______________________________

 

  1. Referring to Table 19, which soil mapping units has a seasonally high water table within 1-foot of the surface?  ______________________________________________________________________________________________________________________________________________________________________________________________________