Table 3 shows that the optimal rotation age and the bird density
increased when MVP was set at a higher level (from 50 to 100).
As the MVP increased, the NPV, as expected decreased. In particular,
the rotation age increased from 10.9 years on average to 15.0, and
18.7 years as the MVP increased. The average NPV decreased from
11.65 million VND ha−1 (685.29 USD ha−1) to 6.7 million VND ha−1
(394.12 USD ha−1) and 2.67 million VND ha−1 (157.06 USD ha−1),
meaning that forest owners have to forgo revenue from selling timber
and sequestering carbon to increase biodiversity in their forests. Nevertheless,
the bird density increased from 53 to 77, and 103 individuals
ha−1 year−1.
Table 3 shows that the optimal rotation age and the bird densityincreased when MVP was set at a higher level (from 50 to 100).As the MVP increased, the NPV, as expected decreased. In particular,the rotation age increased from 10.9 years on average to 15.0, and18.7 years as the MVP increased. The average NPV decreased from11.65 million VND ha−1 (685.29 USD ha−1) to 6.7 million VND ha−1(394.12 USD ha−1) and 2.67 million VND ha−1 (157.06 USD ha−1),meaning that forest owners have to forgo revenue from selling timberand sequestering carbon to increase biodiversity in their forests. Nevertheless,the bird density increased from 53 to 77, and 103 individualsha−1 year−1.
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