Dealing with Soil Compaction Test

Dealing with Soil Compaction Test
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Question: 1. Which is a compaction effect?
shallow rooting
stunted tree form
root crushing
all of the above

Question: 2. Shallow rooting is caused by:
root elongation.
reduced soil volume.
diminishing aerobic layer.
crushed roots.

Question: 3. Soil compaction favors:
aerobes.
protein synthesis.
anaerobes.
carbohydrate rates.

Question: 4. A restoration plan for compacted soil should consider all but:
compaction is permanent.
forest soil has a compacted layer.
assistance of a tree and soil specialist.
development of a soil health plan.

Question: 5. Thicker roots:
exert more force.
penetrate farther into compacted soil areas.
generate more lateral roots.
All of the above.

Question: 6. Techniques for minimizing compaction include:
restricting site access.
using temporary, heavy mulch.
restricting the use of vibrating rollers .
All of the above.

Question: 7. Techniques for correcting compaction include:
working during dormant season.
using plywood driving pads.
increasing soil moisture.
vertical mulching.

Question: 8. Cutting radial trenches:
should be done quickly to prevent dry roots.
should slope toward the trunk to provide moisture at the trunk.
should have the removed soil replaced with sand.
should have adequate drainage at the deepest point.

Question: 9. Compaction tolerant trees include:
Basswood.
Honeylocust.
Ohio Buckeye.
River birch.

Question: 10. Compaction intolerant trees include: :
Cottonwood.
Juniper.
Mountain ash.
Green ash.

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