【Objective】Study of the population and diffusion ability of the overwintering adult rice water weevil in returning cultivated fields and transplanting fields at different transplanting stages was conducted in order to provide a basis for accurate monitoring and effective management.【Method】In order to understand the occurrence,distribution and damage of the rice water weevil at the early transplanting rice planting areas and late transplanting areas,the fixed- point and visual investigation was carried out....
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