Activity
Water and nutrient leaching
In this activity, students demonstrate how substances are dissolved and transported by water through the soil.
By the end of this activity, students should be able to:
demonstrate the leaching of a substance through sand (soil)
explain how irrigation and rain can affect nitrate and phosphate leaching.
Download the Word file (see link below) for:
introduction/background notes
what you need
what to do
discussion questions
student handout.
Published: 30 July 2013