大连金州小黑山植被及其水源涵养功能分析

The Analysis of Vegetation and its Function of Preservation of Water Source in Xiaohei Mountain of Jinzhou, Dalian City

大连金州小黑山地区自然植被有森林、灌丛、灌草丛三种类型 ,包括 2 2种植物群落类型 .主要森林群落涵养水源能力以麻栎林、蒙古栎林、辽东栎林较高 ,其群落总蓄水量分别为 1 0 91 .5m3/ha、1 0 50 .9m3/ha和 1 0 0 1 .1m3/ha .

The vegetation and its function of preservation of water source in Jinzhou Mountain of Dalian. The results shows that forest, shrub and shrub grassland, which include 22 formation, were three main types of vegetation in this area. Formations Quercus accutissa, Quercus mongolica and Quercus liaotungensis were of higher ability to preserve water source than the rest Formations, the total water storage capacity of those three formations were 1091.5m 3·ha -2 , 1050.9m 3·ha -2 , 1001.1m 3·ha -2 . respectively.