Five generations of asparagus caterpillar were occurred in each year in the northern of Jiangsu. The period of fiery eating came after fourth, fifth inster of larvae. About 45cm2 of beet leaves could be eaten in all life. 11.5 days of larvae lasted. The causes of asparagus caterpillar outbreak were related to the climate, natural enemy, and pharmaceutical product. The controlling targets of a hundred plants of mother beet was suitable that 170-180 moths. The larvae had higher insccticidal resistant. Before ...