Beet armyworm, Spodoptera exigua Hübner outbroke on many vegetable crops and it had become a dangerous pest in recent years.
近些年来，甜菜夜蛾在我国淮河以南地区蔬菜等作物上频繁发生，已成为一种灾害性害虫。
Beet armyworm, Spodoptera exigua Hübner outbroke on many vegetable crops and it had become a dangerous pest in recent years.
近些年来，甜菜夜蛾在我国淮河以南地区蔬菜等作物上频繁发生，已成为一种灾害性害虫。
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