This laboratory study was made of foraging time allocation by Cyrt- orhinus lividipennis (Reuter) adults to rice plants containing different densities of their prey (Nilaparvata lugens Stal).

• 在人工气候室内黑肩绿盲蝽Cyrtorhinous lividipennis(Reuter)褐对飞虱Nilaparvata lugens Stal高密度小区表现出明显的聚集反应。