The species pools of predatory arthropod communities in rice fields were influenced by the history of pest control, the coverage of vegetation, the diversity of environment, and climatic factors.

• 本文对稻田捕食性节肢动物群落的种库和群落的重建进行了初步的研究。害虫防治史、植被覆盖度、环境复杂性和气候因子等对种库都有不同程度的影响。