茶毛虫(Euproctis pseudoconspersa Strand)是茶园和油茶林主要害虫之一,多年来一直沿用多种化学农药来防治。1973年9月,我们从自然罹病死亡的茶毛虫幼虫尸体中分离出茶毛虫核型多角体病毒(以下简称茶毛虫NPV)。曾于1974年作过室内致病试验和大田防治试验,效果均在90%以上,10年来各地均推广应 Euproctis pseudoconspersa Strand is one of the major pests in tea plantations and Camellia oleifera forest. It has been used for many years to control a variety of chemical pesticides. In September 1973, we isolated the Tea Caterpillar Polyhedrosis Virus (hereinafter referred to as “Tea Caterpillar NPV”) from the dead caterpillar larva. Had made in 1974 indoor pathogenicity test and field control test, the effect is above 90%, all over the past 10 years should promote