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1980年以来,对晋草蛉(Chrysopa shansiensis Kuwayama)进行了人工饲养、食虫范围及田间释放试验,结果如下。 一、人工饲养 从当地桔园采回晋草蛉茧,用20×12厘米的圆筒形硬纸盒(两端用纱布封扎)饲养。每盒接当日羽化的雌、雄成虫各1头,观察记载雌虫产卵时间、产卵量、成虫寿命。饲养幼虫,采用直径9厘米的培养皿,皿内放一厚5厘米、直径7厘米的泡沫塑料圆垫,上面放一塑料薄膜,皿底加水,以不淹薄膜为度。每皿接晋草蛉初孵幼虫1头。成、幼虫每日更换饲料一次。
Since 1980, Chrysopa shansiensis Kuwayama has been undergone artificial feeding, insecticidal range and field release test, the results are as follows. First, the artificial rearing back from the local orange orchard Jin cocoon, with 20 × 12 cm cylindrical carton (both ends sealed with gauze) feeding. Each box day feather emergence of male and female adult 1 head, observation records female spawning time, fecundity, adult life expectancy. The larvae were raised using a petri dish 9 cm in diameter. A 5 cm thick, 7 cm diameter foam mat was placed in the dish. A plastic film was placed on the dish and water was added at the bottom of the dish to avoid flooding the film. Each dish then Jin grass 蛉 newly hatched larvae 1. As, larvae change feed once a day.