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黄地老虎Agrotis segetum Schiff.是我国北部省区重要的地下害虫之一,主要为害农作物幼苗。苏联和北欧一些国家从60年代末开始试用人工饲料饲养这种昆虫,但效果都不够理想;连续饲养的世代数也比较少(等等,1974;等,1975;Ekbom,1977;Sherlock,1979)。为了研究黄地老虎的生理生态特性,近年来我们成功地配制了以灰藜Chenopodium album L.(俗称灰菜)和麦胚为主要成分的人工饲料,至今已在室内连续饲养18个世代,生活力并没有明显地退化,未成熟期的存活率一般都在90%左右,雌蛾平均产卵量千粒左右。这种人工饲
Yellow tiger Agrotis segetum Schiff. Is one of the important underground pests in the northern province of China, mainly for crop seedlings. Some insects have been fed on artificial diets since the late 1960s in the Soviet Union and some northern Scandinavian countries, but the effects are unsatisfactory; there are also fewer generations in continuous feeding (Earlom, 1977; Ekbom, 1977; Sherlock, 1979) . In order to study the physiological and ecological characteristics of the yellow tiger tiger, in recent years we have successfully formulated artificial feedstuffs with Chenopodium album L. and wheat germ as the main components, and have been kept in the house continuously for 18 generations The force did not significantly degenerate, immature survival rates are generally around 90%, the average fecundity of female moths thousand or so. This artificial feeding