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題 名 | 塔塔加地區臺灣二葉松造林地植生與土壤性質初步調查=Vegetation and Soil Properties of Taiwan Red Pine in Ta-Ta-Chia Area, Taiwan |
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作 者 | 宋尚輝; 王亞男; 張國楨; | 書刊名 | 國立臺灣大學農學院實驗林研究報告 |
卷 期 | 14:3=229 2000.09[民89.09] |
頁 次 | 頁135-141 |
分類號 | 436.193 |
關鍵詞 | 臺灣二葉松; 土壤性質; Pinus taiwanensis; Soils properties; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究以塔塔加地區臺灣二葉松造林地作為研究對象,進行本區植生及土壤表士0-15cm間之理化性質的分析調查。結果顯示本區植生以臺灣二葉松為主要樹種,地被植群以高山芒及玉山箭竹為主。土壤質地為質壤土,屬強酸性土壤,5cm以內土壤pH值為4.01~5-10cm及10-15cm之pH值分別為4.13及4.18,0-5cm土壤顯著酸於5-15cm之土壤;0-5cm之土壤含水率為5.36%,5-10cm及10-15cm之含水率分別為4.51%及4.39%;土壤表土0-5cm及5-10cm、10-15cm間之有機質含量具有顯著差異,其值分別為19.48%、14.67%、13.42%。交換性陽離子中鉀、鎂含量在土壤表土0-5cm及5-15cm間皆具有顯著差異,其中鉀離子在不同深度土壤之值為1.35、0.95及0.91Cmol. (+)/kg soil,鎂離子則為0.62、0.36及0.34 Cmol.(+)/kg soil,至於鈣離子含量在不同土壤深度間不具顯著差異,其不同深度之值為0.37、0.26及0.24 Cmol.(+)/kg soil;有效磷含量在表土不同深度間則無顯著差異,有效磷含量分別為18.03、19.40及19.96mg/kg。 |
英文摘要 | We studied the vegetation and top soil (0-15cm) properties of the Taiwan red pine plantation in Ta-Ta-China area from 1998~1999. The Pinus taiwanensis was the major tree species and the Miscanthus transmorrisonensis and Yushania niitakayamensis were the major understory species. The soil was clay loam and very acid. The pH value was 4.01, 4.13, 4.18 in the soil depth of < 5cm, 5-10cm and 10-15cm, respectively. The exchangeable K+ and Mg2+ were significantly differents between the soil depth of 0-5cm and 5-15cm. The K+ was 1.35, 0.95 and 0.91 Cmol.(+)/kg soil, and the Mg2+ was 0.63, 0.36 and 0.34 Cmol.(+)/kg soil in the soil depth of <5cm, 5-10cm and 10-15CM, respectively. However the Ca2+ and P were not significantly different among different soil depth. The Ca2+ was 0.37, 0.26 and 0.24 Cmol.(+)/kg soil, and the P was 18.03, 19.04 and 19.96 mg/kg in the soil depth of <5cm, 5-10cm and 10-15cm, respectively. |
本系統中英文摘要資訊取自各篇刊載內容。