Learning Outcomes
Upon completion of this course, students will be able to:
1.Understand soil structure and its effect on water and air movement in soil
2.Understand the effect of stress and strain on agricultural soil compaction
3.Understand equilibrium in force fields
4. Understand mass and energy flow in the soil
5. Organize and present work that concern physical properties of agricultural soils
Course Content (Syllabus)
Soil physical characteristics. The solid phase of the soil. Soil structure- aggregation models. Stress and strain in soil. Soil compaction. Soil plasticity and soil consistency. The liquid phase of the soil. Equilibrium in force fields – Potential energy. Water retention in soil. Water flow in soil. Mass and energy flow in the soil. The gaseous phase of the soil. Soil temperature and heat flow
Keywords
aggregation, compaction, soil water potential, water flow, soil air, soil temperature
Additional bibliography for study
Hillel, D., 2004. Introduction to Environmental Soil Physics, Academic Press, Elsevier, ISBN: 0-12-348655-6
Jury W. and Horton R. 2004. Soil Physics. John Wiley & Sons, New Jersey
Roth, K., 2012: Soil Physics. Lecture Notes. Institute of Environmental Physics, Heidelberg University
Hakansson I. 2005. Machinery-induced compaction of arable soils. Uppsala: (NL, NJ) > Dept. of Soil Sciences (until 081001) > Div. of Soil Management