Question:

During felling operation, the height of stump should be kept as low as _________ from the base of the tree.

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A lower stump height is also critical for species managed under the coppice system, as it promotes the development of vigorous, wind-firm coppice shoots originating near the soil surface.
  • 20-35 cm
  • 15-30 cm
  • 25-40 cm
  • 30--45 cm
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The Correct Option is B

Solution and Explanation

Step 1: Understanding the Concept:
Forest logging and harvesting operations require systematic execution to prevent timber wastage, facilitate natural or artificial regeneration, and maintain site safety.

Step 2: Detailed Explanation:

The lowest portion of the tree stem closest to the ground contains the largest diameter and the highest wood volume.
Because this butt-log portion yields the most valuable, knot-free wood, any excess height left in the stump during felling represents a direct loss of timber volume and economic revenue.
Standard forestry rules and codes of logging practice prescribe that the stump height must be kept as low as possible, typically between $15 \text{ cm}$ and $30 \text{ cm}$ from the ground surface.
Cutting trees closer to the ground also prevents stump-related accidents for heavy machinery and workers during subsequent silvicultural operations and site preparation.
Exceptions where the stump may be left higher include heavily buttressed stems, steep slopes where felling safety is compromised, or damaged base wood.

Step 3: Final Answer:

The standard height of the stump should be kept within 15-30 cm, which corresponds to option (B).
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