浙江林业科技
浙江林業科技
절강임업과기
JOURNAL OF ZHEJIANG FORESTRY SCIENCE AND TECHNOLOGY
2014年
6期
25-28
,共4页
城市绿地群落%森林植物群落%组成%结构%差异
城市綠地群落%森林植物群落%組成%結構%差異
성시록지군락%삼림식물군락%조성%결구%차이
urban plant communitiy%forest plant co mmunity%composition%structure%difference
以温州市5个公园植物群落、5个居住区植物群落和5个森林公园植物群落为主要研究对象,研究了城市绿地群落与森林公园植物群落的物种数量、科属组成、乔灌草组成、常绿落叶比、群落结构,结果表明:总的物种数和所属科属数上,都是森林公园植物群落>居住区群落>公园群落;城市绿地群落中乔木层常绿树种的比例低于森林公园植物群落,而灌木层常绿树种比例又高于森林公园植物群落,大体上群落树种基本以常绿种为主;城市绿地群落中,公园群落常绿种比例高于居住区;城市绿地群落与森林公园植物群落的外来种比例不高,在区系组成上有较强的地带性特征,乡土种应用较为广泛;城市绿地群落乔木层的高度、郁闭度和灌木层的高度、盖度均远低于森林公园植物群落,而草本层的盖度又高于森林公园植物群落。
以溫州市5箇公園植物群落、5箇居住區植物群落和5箇森林公園植物群落為主要研究對象,研究瞭城市綠地群落與森林公園植物群落的物種數量、科屬組成、喬灌草組成、常綠落葉比、群落結構,結果錶明:總的物種數和所屬科屬數上,都是森林公園植物群落>居住區群落>公園群落;城市綠地群落中喬木層常綠樹種的比例低于森林公園植物群落,而灌木層常綠樹種比例又高于森林公園植物群落,大體上群落樹種基本以常綠種為主;城市綠地群落中,公園群落常綠種比例高于居住區;城市綠地群落與森林公園植物群落的外來種比例不高,在區繫組成上有較彊的地帶性特徵,鄉土種應用較為廣汎;城市綠地群落喬木層的高度、鬱閉度和灌木層的高度、蓋度均遠低于森林公園植物群落,而草本層的蓋度又高于森林公園植物群落。
이온주시5개공완식물군락、5개거주구식물군락화5개삼림공완식물군락위주요연구대상,연구료성시록지군락여삼림공완식물군락적물충수량、과속조성、교관초조성、상록락협비、군락결구,결과표명:총적물충수화소속과속수상,도시삼림공완식물군락>거주구군락>공완군락;성시록지군락중교목층상록수충적비례저우삼림공완식물군락,이관목층상록수충비례우고우삼림공완식물군락,대체상군락수충기본이상록충위주;성시록지군락중,공완군락상록충비례고우거주구;성시록지군락여삼림공완식물군락적외래충비례불고,재구계조성상유교강적지대성특정,향토충응용교위엄범;성시록지군락교목층적고도、욱폐도화관목층적고도、개도균원저우삼림공완식물군락,이초본층적개도우고우삼림공완식물군락。
Investigations were conducted by sample plot survey on plant species, their families and genera, composition of arbor, shrub and herb, ratio of evergreen and deciduous species as well as on community structure of community in 5 parks, 5 resident areas and 5 forest parks in Wenzhou, Zhejiang province. The result indicated that number of plant species and their families and genera was ordered by forest park>resident area>park. Evergreen species at arbor layer in parks and resident areas were less than that in forest park, while that at shrub layer were the opposites. Communities in each sample plot had few exotic plant species and characters of zonal flora. Height, canopy density of arbor layer, and height and coverage of shrub layer in parks and resident areas was far lower than that in forest park, while the coverage of herb layer was the opposite.