The gypsy moth is also subject to attack by the nucleopolyhedrosis virus, or wiltdisease, a particularly important killer of the caterpillars in outbreak years.
舞毒蛾还会受到核多角体病毒或萎蔫病的攻击，在毛虫爆发的年代，这是一种特别重要的杀手。
2
Watermelon wiltdisease is a soil epidemic which affects the growth of watermelon badly.
西瓜枯萎病是一种严重影响西瓜生长的土传病害。
3
The fusarium wiltdisease strain was inoculated and cultured in the modified Richard's liquid medium.