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| Characterization of land types
Table 21. Main tree species based on basal area and density listed with their uses in
Khe Tran
Land
type
Garden (pepper and
jackfruit garden)
Plantation forest
Primary (big tree) forest
Secondary (small tree)
forest
Main tree species Uses Basal area
(m 2 ha -1 )
Artocarpus
heterophyllus
Food (fruit), heavy and light
construction (timber for house
and cattle barn), firewood
cf. Moraceae Food (fruit), heavy
construction (timber for
house), support stalk for
growing of pepper
Unknown species Tree used as a support stalk for
growing of pepper
Acacia auriculiformis Heavy construction (timber
for house), marketable item
(timber for pulp), firewood
Acacia mangium Heavy construction (timber
for house), marketable item
(timber for pulp), firewood
Density
(tree ha -1 )
2.3 100
0.6 73
2.5 233
5.8 429
1.3 67
Hevea brasiliensis Marketable item (latex) 11.0 398
Adinandra cf.
hainanensis
Firewood 1.0 53
Aporosa tetrapleura Heavy construction (timber
for house), firewood, light
construction (timber for cattle
barn)
0.8 51
cf. Osmanthus sp.1 Firewood 1.8 40
Syzygium cf.
cochinchinensis
Heavy construction (timber for
house)
1.2 28
Vitex trifolia Firewood 0.5 45
Aporosa tetrapleura Firewood, light construction
(timber for cattle barn)
Barringtonia
macrostachya
Cinnamomum cf.
burmannii
7.1 42
Food, firewood 5.3 123
Firewood 3.7 19
Fagaceae Firewood 3.2 43
Trees with dbh ≥ 10 cm are clearly smaller and growing less densely in gardens
compared to other land types with trees. Density is very similar in plantations and
secondary forests, but the latter has clearly higher basal areas per hectare.