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- 黑背蘇鐵小灰蝶(Chilades pandava pandava Horsfield)之形態、生活史、為害、暨蟲生真菌對其幼蟲之致病力
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頁籤選單縮合
題 名 | 黑背蘇鐵小灰蝶(Chilades pandava pandava Horsfield)之形態、生活史、為害、暨蟲生真菌對其幼蟲之致病力 |
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作 者 | 張玉珍; | 書刊名 | 林業試驗所研究報告季刊 |
卷 期 | 4:1 1989.03[民78.03] |
頁 次 | 頁43-49 |
分類號 | 436.34 |
關鍵詞 | 幼蟲; 形態; 為害; 黑背蘇鐵小灰蝶; 蟲生真菌; |
語 文 | 中文(Chinese) |
中文摘要 | 黑背蘇鐵小灰蝶係蘇鐵屬樹種之重要害虫,受害樹株莖頂之嫩芽枯萎, 無法向上生長,幼苗被其幼虫蛀食後因之倒伏死亡。成虫、卵、幼虫與蛹各虫期 之形態均經觀察描述,並附以圖片、於室溫25∼32℃之環境下,自卵至羽化為 成虫僅需17∼20天。1981年7月間調查位於台北之碧山苗圃台灣蘇鐵幼苗平均 受害率為17.76%。又於室內以虫生真菌作接種試驗,獲知爪哇擬青霉菌對其第3 齡與第4齡幼虫之感病率分別為65%及60%。 |
英文摘要 | The cycas blue butterfly (Chilades pandava pandava Horsfield) is an important pest of Cycas trees. Damaged plants show wilt of top bud and can no longer grow. The larva bores young stem and causes death of the seedling. Morphology of the adult, the egg, the larva and the pupa was observed and described with illustrations. Under 25-32℃ room temperature condition, the longevity from eggs to adults was 17-20 days. A survey on seedlings of Cycas taiwaniana was conducted in July, 1981, at Pishan Nursery, Taipei. The average percentage of damage was 17.76%. In the laboratory, the 3rd and the 4th instars of the larva were inoculated with an entomogenous fungus, Paecilomyces javanicus which gave 65% and 60% pathogenicty respectively. |
本系統中英文摘要資訊取自各篇刊載內容。