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題 名 | 南投縣鳳凰山孟宗竹產筍林分之生長與生物量=Growth and Biomass of Moso Bamboo in Fenghuang Mountain, Nantou County |
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作 者 | 陳財輝; 劉瓊霦; 鍾欣芸; | 書刊名 | 中華林學季刊 |
卷 期 | 44:1 2011.03[民100.03] |
頁 次 | 頁19-28 |
分類號 | 436.289 |
關鍵詞 | 孟宗竹; 密度; 生長; 生物量; Moso bamboo; Density; Growth; Biomass; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗以南投縣鳳凰山之孟宗竹林(Phyllostachys pubescens)爲對象,調查施肥、闊竹混合林效益及不同坡向竹林生長,並進行林分生物量調查之樣竹測定,推估不同處理之林分生物量蓄積。調查之林分密度除闊竹混合林樣區之密度較低外,其餘大致爲4,800~5,500 culms ha^(-1)左右,新生竹密度介於400~700 culms ha^(-1)之間,各處理間沒有顯著差異,顯示在本試驗中施肥並未顯著增加新生竹之數量;在新生竹平均胸徑方面,以對照組之10.5 cm較高於其他處理;平均竹高以對照組爲最高;平均枝下高部分,除西北向之樣區以5.4 m顯著低於對照組外,其餘各樣區與對照組皆未有差異。鳳凰山孟宗竹地上部生物量累積除西北向(43.4±5.2 ton ha^(-1))較低外,大多介於73.2~91.6 ton ha^(-1)之間,雖高於惠蓀、古坑、溪頭等地孟宗竹林,但較石棹之竹林生物量低。地下部根系部分,除了西北向的平均地下部累積量爲85.5±0.5 ton ha^(-1)稍低外,多數樣區地下部生物量介於91.0~94.0 ton ha^(-1)。 |
英文摘要 | The moso bamboo (Phyllostachys pubescens) in Fenghuang montanin, Nantou county, is the target of this study. We investigated the effect of applying fertilizer, the bamboo mixed hard woods, and different slop direction. We also took the biomass survey and estimated the biomass storage of different treatment stand. Except lower density in the bamboo mixed with hardwood, the stand density of different treatments was between 4,800 to 5,500 culms ha^(-1), and new bamboo density are between 400 to 700 culms ha^(-1). There are no significant difference among treatments, indicating that the fertilizer would not increased the amount of new bamboos. In the aspect of average diameter of breast height (DBH) in new bamboo, the DBH of new bamboo in control treatment is 10.5 cm, higher than others, and the same situation in height. In the average height at crown base, except for the treatment of west north side slope is 5.4 m, it is significant lower than control. There are no difference between control and others. The aboveground biomass amount are between 73.2 to 91.6 ton ha^(-1) in moso bamboo stand in Fenghuang mountain, and the lowest in west north slop. The aboveground biomass of moso bamboo in Fenghuang mountain is higher than that grow in Huisun, Gukeng, Sitou, but lower than one in Shizhuo. In the part of underground biomass, there are between 91.0~94.0 ton ha^(-1), except the treatment of west north slop (i.e. 85.5±0.5 ton ha^(-1)) |
本系統中英文摘要資訊取自各篇刊載內容。