EXERCISE DESCRIPTION
To complete this exercise, aerate one of the selected trees
using the vertical mulching instructions, and aerate the
second tree using the radial trenching instructions.
EXERCISE SETUP
Review safety concerns with students before beginning
EVALUATION RECOMMENDATIONS
Evaluation of this exercise should include the following
criteria:
• Proper aeration technique selected
• Excavations properly located
• Proper fill material selected
• Excavation in proper location
Exercise 12
Aeration of Trees
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3555X_01_ch01-40_p001-048.indd 16 14/06/10 7:48 PM