Abstract: Among the eleven species of infection solution of PfDNV, we discoveredthat the strongest infection one, was the first separated supernatant. It has the shortest LT₅₀ (only 44 days) and the highest death rate 97.92%.

摘要： 本文作者已从制备的11种黑胸大蠊浓核症病毒(PfDNV)感染液中,测定出最佳感染液为第1次分离出的上清液,其LT₅₀比其它感染液均短,仅44天;死亡率高达97.92%。

关键词: 黑胸大蠊浓核症病毒, 最佳感染液, 半数致死时间