TABLE 1.
Sites | Mean DBH (cm) | Mean height (m) | Canopy closure (%) | Altitude (m) | Slope degree (°) | Dominant species in the understory |
CK | – | – | – | 118 | 11 | H. contortus |
22 Y | 16.9 | 21.1 | 0.70 | 142 | 10 | E. odoratum, B. cristata, C. microphylla |
35 Y | 20.3 | 32.9 | 0.76 | 104 | 17 | A. dioica, L. leucocephala, T. planicaule |
45 Y | 23.4 | 35.5 | 0.67 | 96 | 13 | L. leucocephala, A. pavonlna |
55 Y | 24.5 | 39.7 | 0.73 | 135 | 8 | E. odoratum, L. coromandelica, G. lobbianum, C. microphylla |
Values represent means (n = 3). DBH, diameter at breast height; H. contortus, Heteropogon contortus; E. odoratum, Eupatorium odoratum; B. cristata, Barleria cristata; C. microphylla, Carmona microphylla; A. dioica, Aporusa dioica; L. leucocephala, Leucaena leucocephala, T. planicaule, Tetrastigma planicaule; A. pavonlna, Adenanthera pavonlna; L. coromandelica, Lannea coromandelica; and G. lobbianum, Gonocaryum lobbianum. 22Y, 22-year-old stand; 35Y, 35-year-old stand; 45Y, 45-year-old stand; 55Y, 55-year-old stand; CK, control.