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芦苞螟Chilo luteellus(Motschulsky)属鳞翅目螟蛾科,是微山湖芦苇上又一钻蛀性害虫。1978年—1981年对此虫进行了观察,现将结果整理如下。 一、生活史及生活习性 生活史 该虫一年三代。主要以老熟幼虫在地面下的苇茬中越冬,少量以三、四龄幼虫在芦苇茎秆中越冬。越冬代幼虫4月上旬开始化蛹,4月底化蛹结束。年生活史见图。 生活习性 幼虫昼夜均能孵化,孵后立即
Chilo luteellus (Motschulsky) is a Lepidoptera Pyralidae family, is another on the Weishan Lake reed boring pests. The worm was observed from 1978 to 1981 and the results are summarized below. First, life history and lifestyle habits of the worm three generations a year. Mainly mature larvae in the ground under the reed in winter, a small amount of third and fourth instar larvae in the reed stems wintering. Overwintering adult larvae began to pupate in early April, end of April pupation. See the map of life history. Living habits Larvae hatch both day and night, immediately after hatch