Plant & Soil Sciences eLibraryPRO
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Lessons - Soil Biota and Nutrient Cycling
  • Soils - Part 3: Soil Organic Matter In this lesson, you will learn such terms as organic, soil organic matter, nutrient, decomposition, humus, compost, and soil structure. In addition, you will be able to predict the effect of land uses on soil organic matter including the effects of different types of vegetation. [This lesson, as well as the other nine lessons in the Soils series, is taken from the "Soils Home Study Course," published in 1999 by the University of Nebraska Cooperative Extension.]
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  • Soils - Part 5: Nitrogen as a Nutrient In this lesson, you will be able to describe the forms of nitrogen found in the soil. The nitrogen cycle and how nitrogen is lost in the environment will be thoroughly discussed. Forms of nitrogen uti...
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