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題 名 | 塔塔加松林火災對鳥類群聚之影響=Effects of Pine Forest Fire to the Bird Community in the Tatachia Area, Nantou County, Taiwan |
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作 者 | 方正儀; 袁孝維; | 書刊名 | 中華林學季刊 |
卷 期 | 32:1=124 1999.03[民88.03] |
頁 次 | 頁1-12 |
分類號 | 436.12 |
關鍵詞 | 火燒; 松林; 鳥種密度; 棲地; Bird density; Fire; Habitat; Pine forest; |
語 文 | 中文(Chinese) |
中文摘要 | 位於南投縣塔塔加地區之松林(海拔約2700m)於1993年1月6日發生延燒6天 大火,影響面積約300ha,受害面積約150ha,其內90%以上松樹株數遭受火燒。本研究放 火燒三年後,1996年3月下旬至7月上旬在此火燒松林區及鄰近未火燒松林區內進行鳥種 密度、棲地因子及松樹節肢動物調查。火燒三年後影響鳥種密度的主要關鍵,在於火燒造成 棲地結構改變及潛在獵物(松樹節肢動物)的減少。研究期間其記錄27種鳥,其中火燒松 林21種,未火燒松林24種,共有種18種。扣除樣本過少者,共選擇14種進行分析,其中 兩區之共有種為9種。結果顯示樹木雜食者,如星鴉(Nucifraga caryocatactes),樹木蟲食者, 如煤山雀(Parus ater)火冠戴菊鳥(Regulus goodfellow),灌叢蟲食者,如灰頭花翼畫眉(Alcippe cinereiceps)、深山鶯(Cettia acanthizoides)、黃羽鸚嘴(Paradoxornis nipalensis)在火燒松林中密 度較低;兩地面蟲食者,如栗背林鴝(Erithacus johnstoniae)則較高。台灣噪眉(Garrulax morrisonianus)、白眉林鴝(Erithacus indicus)及褐色叢樹鶯(Bradypterus seebahmi)之密度則不受 棲地因子及節肢動物豐富度影響。 |
英文摘要 | Form 6-11 Jan. 1993, a forest fire burned 300 ha of pine forest in the Tatachia area (elevation 2700 m), Nantou County, Taiwan. About 150 ha were burned severely, killing 90% of the pine trees. We surveyed bird species and estimate their densities, and studies the habitat characteristics and arthropod abundance in the severely burned area and in two nearby stands of unburned pine forest from late March to early July 1996. The densities of birds in the burned and unburned pine forest three years after the fire were correlated with differences in habitat structure and decreased abundance of potential prey (pine arthropods). A total of 27 bird species were recorded, of which 21 species occurred in the burned pine forest, 24 species occurred in the unburned forest and 18 species were found in both burned and unburned forests. Species rare in both forest types were not included, leaving 14 species for comparative analyses, of which 9 species occurred in both forest types. The densities of tree omnivores, such as Taiwan Yuhina (Yuhina brunneiceps), tree insectivores, such as Coal Tit (Parus ater), and shrub insectivores, such as Streak-throated Fulvetta (Alcippe cinereiceps), were lower, while the densities of ground granivores, such as Vinaceous Rosefinch (Carpodacus vinaceus), and ground insectivores, such as Collared Bush Robin (Erithacus johnstoniae), were higher in burned pine forest than in unburned pine forest. The densities of Taiwan Laughing Thrush (Garrulax morrisonianus), White-browed Bush Robin (Erithacus indicus) and Mountain Scrub Warbler (Bradypterus seebohmi) did not differ in burned and unburned forest areas. |
本系統中英文摘要資訊取自各篇刊載內容。