ATI Soils

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ATI Soils

Lesson Outline

Faculty/Instructor

Deana Namuth-Covert
Professor, Director of Online Education and Outreach, The Ohio State University; Agronomy & Horticulture Adjunct Professor, University of Nebraska
dcovert2@unl.edu

Soil Genesis and Development, Scenario 3 - Soils and Salts

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This case study addresses how soil formed in different parts of the landscape influences productivy in the broad sense, of both economic and non-economic flora and fauna.

The Learning Objectives

Dennis McCallister
Professor, Department of Agronomy and Horticulture
University of Nebraska-Lincoln, USA

Lesson Navigation Tips:
Click on figures to see enlarged versions. Click on the highlighted words within the lesson to view an image or additional information.

Objectives

1. Identify the factors of soil formation and distinguish between the active and passive factors.
2. Describe how soil forming factors may interact to produce a soil seen in different places in the landscape.
3. Define the basic chemical and physical processes of soil formation.
4. Identify the main soil horizons, and describe the basic differences between each.
5. Given information on geographic location, climate, biota, and parent material, predict the soil Order that exists at the site.
6. Identify and describe the roles of soil in the global ecosystem.
7. Describe and locate human activities that cause soil degradation and/or erosion.

Lesson map of application scenario on Agroecosystems. Highlighted in red on the map are concepts addressed in this application lesson. Image courtesy of UNL, 2006

Click to view a video tutorial on how to use the application lessons properly.

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This lesson was developed by Martha Mamo, Timothy Kettler, and Dennis McCallister at the University of Nebraska-Lincoln; Jim Ippolito at Colorado State University; Ron Reuter at Oregon State University; Christoph Geiss at Trinity College-Connecticut; and William Zanner at the University of Minnesota. Development of this lesson was supported by the National Science Foundation Course, Curriculum, and Laboratory Improvement Program (NSF-CCLI), Award Number DUE-0042603. Any opinions, findings, conclusions or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of NSF.

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This project was supported in part by the National Research Initiative Competitive Grants CAP project 2011-68002-30029 from the USDA National Institute of Food and Agriculture, adminstered by the University of California-Davis and by the National Science Foundation (NSF), Division of Undergraduate Education, National SMETE Digital Library Program, Award #0938034, administered by the University of Nebraska. Any opinions, findings, conclusions or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the views of the USDA or NSF.

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