三江源地区刺柏属植物群落类型特征

朱芩, 宁盼, 侯琳, 郝家田, 胡云云

Characteristics of Juniperus community types in the Three-River-Source Region

Qin ZHU, Pan NING, Lin HOU, Jia-Tian HAO, Yun-Yun HU

表1 三江源地区刺柏属植物群落分类主要特征

Table 1 Main traits of Juniperus community in the Three-River-Source Region

群丛 Association 样地号 No. of plot 分布地 Location 海拔 Altitude (m) 坡向 Aspect 坡度 Slope gradient (°) 林分平均胸径 Stand average DBH (cm) 林分平均高 Stand mean height (m) I 37, 38, 49 ZK 2 930-3 322 阳坡或半阳坡 Sunny slope or half sunny slope 24-38 29.5 ± 7.9 8.8 ± 0.9 II 32, 34 ZK 3 020-3 082 阳坡 Sunny slope 31-37 20.7 ± 0.0 8.5 ± 0.2 III 31, 33, 35, 36 ZK 2 940-3 100 阳坡 Sunny slope 34-40 22.3 ± 4.2 8.5 ± 0.8 IV 42, 43, 44 TD 3 360-3 420 阳坡 Sunny slope 25-32 28.8 ± 6.7 10.0 ± 2.3 V 39, 40, 41 TD 3 322-3 350 阴坡 Shady slope 25-30 35.0 ± 2.7 7.4 ± 1.9 VI 45, 46, 47, 48, 50 XH 3 630-3 800 阳坡或半阳坡 Sunny slope or half sunny slope 31-39 32.0 ± 11.3 9.4 ± 2.5 VII 14, 23, 24, 25, 26, 27, 28, 29, 30 NQ 3 640-4 170 阳坡 Sunny slope 33-40 23.1 ± 9.1 6.3 ± 1.3 VIII 7, 8, 11, 12 BM 3 710-3 755 阳坡或半阳坡 Sunny slope or half sunny slope 22-30 19.5 ± 4.3 6.2 ± 1.0 IX 9 BM 3 660 阳坡 Sunny slope 38 17.6 5.4 X 18, 19, 20, 21, 22 YS 3 532-3 755 阳坡或半阳坡 Sunny slope or half sunny slope 29-34 22.8 ± 4.0 7.8 ± 0.6 XI 1, 2, 3, 4, 5, 6 BM 3 573-3 600 阳坡或半阳坡 Sunny slope or half sunny slope 24-33 17.0 ± 4.8 6.2 ± 0.4 XII 51, 52, 53 ZD 4 102-4 290 阳坡 Sunny slope 32-40 - - XIII 15, 16, 17 NQ 3 972-4 060 阳坡 Sunny slope 29-35 - - XIV 10 BM 3 790 阳坡 Sunny slope 49 - - XV 13 NQ 3 800 阴坡 Shady slope 28 - -