Lesson Plans

Soil Organic Matter
(Aggregate Stability)

Soil Organic Matter (aggregate stability)
Hardware cloth and two glass jars are all you need for this demonstration
Soil Organic Matter (aggregate stability)
Choose two soils which you suspect will have different organic matter contents.
(garden vs. lawn, no-till crop field vs. conventional tilled crop field.
Soil Organic Matter (aggregate stability)
A soil clod high in organic matter will
stick together. The water will be clearer.
Soil Organic Matter (aggregate stability)
A soil clod low in organic matter will slake
rapidly. The water will soon be cloudy.

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