Xian termites and rats as engineers said that April is termites adult song season, residents should bear in the evening, windows and doors, lighting control to prevent termites fly into.

• 西安市白蚁防治所工程师李刚介绍说，四五月是白蚁成虫纷飞季节，居民晚间应紧关门窗、控制灯光防止白蚁飞入。