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岩岸生境研習
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岩岸生境研習. 嶺南衡怡紀念中學. 日期 :9 月 18 日 時間 :13:45-15:30 地點 : 長洲南氹灣. 考察目的. 認識岩岸的生物類和結構 學習岩岸考察的技巧 促進同學對生物的尊重. 研究方法. 繪畫鳥瞰圖. 樣帶法. 樣線. 於生境的頂部拉條樣線 X0.5 米的樣方框放在樣線的一旁 . 於樣方內搜索 , 辨認 , 點算動物並記錄其微生境 . 樣方框每次須放在同一旁 新樣方框須放在每 2 米的開始位置上. 2M. 樣線. 岩池一 岩池二. 岩縫. 岩岸生境研習 --- 溶氧量比較. pH 值比較.
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岩岸生境研習
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