日本人从古至今都善食水虫幼虫，而墨西哥人食用蝗虫。
The Japanese have enjoyed aquatic insect larvae since ancient times, and chapulines, otherwise known as grasshoppers, are eaten in Mexico.
在出现异常大量蝗蝻聚集的情况下，可以迅速采取行动，确保不让蝗虫长成而集群。
In case of unusually heavy hopper concentrations, immediate action can be taken to make sure that the locusts never grow old enough to swarm.
应用蝗虫微孢子虫防治棉蝗，是一种有效而很有前途的生物防治方法。
Application of Nosema locustae to control Chondracris rosea is an effective and promising biological control method.
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