An artificial diet composition for rearing Spodoptera exigua containing agar powder is provided to offer physical properties good for taking, wheat germ and vitamin mixtures as a nutrient source and sorbic acid and ascorbic acid for antisepsis and antioxidation, thereby improving the rate of weight gain and reducing the rate of infection. An artificial diet composition for Spodoptera exigua comprises: 74 parts by weight of wheat germ, 1 part by weight of salt mixtures, 4 parts by weight of agar, 0.5 parts by weight of MPH, 1.5 parts by weight of ascorbic acid, 0.5 parts by weight of sorbic acid, 437 parts by weight of distilled water, 1.5 parts by weight of vitamin mixtures, 2 parts by weight of cellulose and 1 part by weight of glucose.본 발명은 실험용 공시충 및 살충제 원료용 바이러스(SeNPV) 대량생산등에 이용가능한 파밤나방 유충의 사육에 있어서 질병의 감염으로부터 안정적이며 증체율이 양호한 파밤나방 유충의 인공사료와 그 구성물에 관한 것이다.
