Table 7. Differences in mangrove tree density and basal area across community-managed (CF) and state-managed (SF) mangrove forests in Trang, southern Thailand. N = 22 plots for each forest. Statistical test results are for a t-test, †: equal variances; ‡: unequal variances.
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Parameter |
Landward mangrove |
Seaward mangrove |
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Tong Tasae (CF) |
Tab Jak (SF) |
Laem Makham (CF) |
To Ban (SF) |
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Mean tree per plot ha-1 |
1,372.7 (1119.6) |
3,095.5 (1429.4) |
4,868.2 (1561.3) |
5,654.5 (2544.2) |
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df † = 42, t = -4.45,
p < 0.0001 |
df ‡ = 35, t = -1.236,
p > 0.05 |
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Mean plot basal area ha-1 (cm2) |
78.3 (51.4) |
15.4 (11.3) |
22.1 (7.2) |
9.8 (4.9) |
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df ‡ = 23, t = 5.592,
p < 0.0001 |
df † = 42, t = 6.599,
p < 0.0001 |
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