Irregular shelter, wood system means:
Correct answer: D. If the canopy is opened out gradually and irregularly with a long regeneration period, resulting in a more uneven aged forest
- A. If canopy is opened out evenly in making regeneration felling
- B. If the canopy is opened out by creating scattered gaps which are subsequently extended over the whole area
- C. None of these
- D. If the canopy is opened out gradually and irregularly with a long regeneration period, resulting in a more uneven aged forest
Explanation
Irregular shelterwood opens the canopy gradually and irregularly over a long regeneration period, producing an uneven-aged or irregular forest structure. Group shelterwood instead starts with identifiable gaps or groups.
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