温室希蛛的生物学特性观察  

Observation on the Biological Characteristics of Achaearanea tepidariorum C.Koch

作　　者：阎丰军 王昌贵 王丰英 李梅 

机构地区：[1]山东省日照市林业局,山东日照276800

出　　处：《蛛形学报》2004年第1期50-51,共2页Acta Arachnologica Sinica

摘　　要：温室希蛛 Achaearanea tepidariorum在鲁东南沿海地区 1年发生 2代 ,但第 2代不完整。越冬蜘蛛4月下旬出蜇 ,5月上旬开始产卵。卵期 1 0 d,幼蛛期 3 2 0 d,成蛛期 76d,越冬代成蛛寿命更长 ,雌雄性比为 3∶ 1。成蛛日均食麦蛾 4.9头 。Theriodion tepidariorum C.Koch has two generations a year but the second generation is incomplete in the southeast littoral of Shandong,China.Emergence occurs in early April the next year and oviposition occurs in early May.The incubation period is 10 d.The life cycle of the larva is 320 d and the life span of the adult spiders is 76 d.Male and female are in the ratio of three to one.An adult spider can eat 4 9 gelechiid moth Mordv and it is the main natural enemy of many insect pests.

关 键 词：温室希蛛 生物学特性 害虫 天敌 产卵 

分 类 号：Q959[生物学—动物学]