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題 名 | 臺灣欒樹圓尾蚜(Periphyllus koelreuteriae (Takahashi))之完全生活環及各蟲期之形態特徵=The Holocyclic Life Cycle and the Morphological Characters of Periphyllus koelreuteriae (Takahashi) in Taiwan |
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作 者 | 劉玉章; 林怡君; 郭美華; | 書刊名 | 植物保護學會會刊 |
卷 期 | 41:4 1999.12[民88.12] |
頁 次 | 頁227-240 |
分類號 | 385.752 |
關鍵詞 | 欒樹圓尾蚜; 有性世代; 完全生活環; 越夏型; 形態特徵; Periphyllus koelreuteriae; Takahashi; Holocyclic life cycle; Aestivating form; Morphological characters; |
語 文 | 中文(Chinese) |
中文摘要 | 於臺灣首度發現欒樹圓尾蚜(Periphyllus koelreuteriae (Takahashi))之有性世代。欒樹圓尾蚜終年生活旒臺灣欒樹上,春、夏、秋三季行孤雌生殖,冬季行有性世代,以卵越冬;夏季有越夏型若蚜產生。無翅及有翅型雌蚜除7-9月份外,其他月份皆可於田間發現,產卵型雌蚜於寄主植物落葉且溫度最低之12-2月出現,雄蚜及卵出現於1月中旬至2月初之間,越夏型若蚜則出現於春夏交接的3-6月份間,世代重疊,年發生約20代。1-4齡正常若蚜與無翅胎生雌蚜,體均為黃褐色,全身佈滿長毛,複眼紅色,觸角6節,後胸及前四腹節背方可見顏色較深之黑褐色斑塊,前中足腿節顏色較淡,其餘各部顏色均為黑色。有翅4齡若蚜,中後胸具翅芽。有翅胎生雌蚜,體長型,翅透明,前翅具明顯翅痣。一齡越夏型若蚜,體淡黃色,扁平,體毛極少,觸角4節,頭部前緣具4個葉狀體(lamellate),中後胸與腹部1-6節邊緣均具葉狀體,無腹管。越夏型1-4齡若蚜及成蚜,體深褐色,觸角6節,體背骨化隆起,無葉狀體,具腹管。產性成蟲有翅或無翅,體黑褐色,體背骨化隆起,無葉狀體,具腹管。產性成蟲有翅或無翅,體黑褐色,體背骨化隆起。產卵型雌蚜為無翅,體長型,尾部比胎生雌蚜明顯增長。雄蚜具翅,翅透明,體黑色,體型較小。卵為長橢圓形,金黃色;幹母為無翅型,體黑色,骨化較明顯,觸角5節,足與腹管均較短。 |
英文摘要 | The sexual life cycle of Periphyllus koelreuteriae (Takahashi) has been oberved and recorded for the first time in Taiwan by this study. P. koelreuteriae (Takahashi) completes it's life cycle on the host plant, Koelreuteriae formosana (Hayata), all year round. The asexual cycle of viviparous generations occurs in spring, summer and autumn, while the sexual oviparous generation appear in winter with eggs as the overwintering form. Nymphs of aestivating form are produced in summer. Both winged and wingless viviparae can be found in the field throughout the year, except form July to September when the aphid population is extremely low. The wingless oviparous females appear in the period of foliage falling of the host plants (December to February) accompanied by the lowest temperature of the year. Males and eggs are found from mid-January to early February; and nymphs of aestivating form emerge from March to June. About 20 overlapping generations of this aphid occur each year. (Morphological characters of this aphid are described and illustrated by photos.) The body of the 1 to 4�蜴nstar normal form nymphs and wingless viviparae are yellowish brown in color, with long hairs covering the entire body, red compound eyes, with 6 antennal segments, and blackish brown spots on the back of neta-thorax and the first four abdominal segments; legs are black (dark) except the femur of fore-legs and mid-legs, which are lighter in color. The winged 4�蜴nstar nymphs have wingbuds on meso-and meta-thorax. The body of winged viviparous females are long and black (dark) with transparent wings and stigma on forewings. The 1 instar aestivating form nymphs are light yellow in color and flat in shape, with few hairs and 4 antennal segments, fornt margin of the head have four lamellates and the verge of mesto-and meta-thorax and the first six abdominal segments all have lamellates, and have no siphunculi. The 2 to 4 instar nymphs and female of aestivating form are dark brown in color and sclerotized, with 6 antennal segments and without lamellate, and have siphunculi. Sexuparae, winged or wingless, are dark brown and sclerotized. The wingless oviparous females are long, and the abdomen and is significantly longer than that of viviparous females. Male aphids are small in size and blackish in color with transparent wings. Eggs are golden in color and elliptic in shape. The fundatrix is black, wingless and sclerotized, with 5 antennal segments, and short legs and siphunculi. |
本系統中英文摘要資訊取自各篇刊載內容。