The site where locust occurring can be distinguished by the variation of NDVI, but that is easy to make misjudge and unsuitable for monitoring the extent of the locust occurrence.

• 利用遥感植被指数NDVI可以定性地判别东亚飞蝗的发生地，但存在局限性，不适合用于定量监测飞蝗的发生程度。