Selection thinning is:
Correct answer: D. All of the above
- A. In principle from the two methods already discussed
- B. The dominant trees are removed in order to stimulate the growth of the trees of the lower crown classes
- C. The same kind of vigorous trees those are favoured in crown
- D. All of the above
Explanation
Selection thinning combines principles of low and crown thinning, selecting trees for removal from different crown classes. It may remove dominant trees to release lower-crown trees while retaining vigorous, promising stems, so all statements apply.
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