论文部分内容阅读
刺槐袋蛾(Acanthopsyche nigraplga Wileman)属鳞翅目袋蛾科。国内分布除江苏外,文献记载还有北京、河北、山东、辽宁等地。国外分布日本。幼虫主要为害刺槐、中国槐,也为害檀树、榨树、竹、杉木等叶片,文献记载还为害柏、核桃等。此虫以卵在袋囊成虫羽化后蛹壳内越冬,这在袋蛾科昆虫属少见。我们于1980—1984年对此虫进行袋了初步观察,现将结果整理如下: 一、形态特征 (一)成虫 雄成虫体长9毫米左右,翅展23毫米左右,体黑褐色,被黑色浓毛,触角黑褐双栉齿状,前翅基部1/3处,后翅基部1/2处布有黑色鳞毛,前后翅的近端半部透明可见翅脉。雌成虫体长13—15毫米,
Acanthopsyche nigraplga Wileman belongs to Lepidoptera moth family. In addition to the domestic distribution of Jiangsu, there are documented Beijing, Hebei, Shandong, Liaoning and other places. Foreign distribution in Japan. The larvae mainly harm Robinia pseudoacacia, China Huai, but also for the victims of sandalwood, squeezed trees, bamboo, fir and other leaves, the literature also for the Parker, walnuts and so on. This insect to eggs in the bag after the emergence of the adult pupal shell winter, which is rare in the bag moth family is rare. We conducted a preliminary observation of this pest in 1980-1984. The results are summarized as follows: I. Morphological characteristics (1) The adult male adult body length of about 9 mm, wingspan about 23 mm, body dark brown, dark black Hairy, black-brown double-row antennae black toothed, fore wing base 1/3, after the base of the base 1/2 cloth with black scales, the proximal half of the front and rear wings transparent veins visible. Female adult body length 13-15 mm,