1993年我国养殖的对虾大规模发生暴发性流行病 ,给我国的养虾业造成了巨大损失。几年来的研究表明此病的主要病原是杆状病毒 ,并对其病理变化、病原的传播感染途径等进行了研究 (陈细法等 ,1994 ;张立人等 ,1994 ;李华等 ,1994 ;黄捷等 ,1995;宋晓玲等 ,1998)。我们于 1994年和 Large-scale outbreaks of prawn shrimp farming in China in 1993 caused huge losses to our shrimp industry. Several years of studies have shown that the main pathogen of the disease is baculovirus, and its pathological changes, pathogenic transmission of infection were studied (Chen et al., 1994; Zhang Liren et al., 1994; Li et al., 1994; , 1995; Song Xiaoling et al., 1998). We did it in 1994