Ants (Formicidae, Hymenoptera) play an important role in seed bank, seedling establishment and plant composition of arid......

天然草地具有资源和生境的双重功能 ,合理利用与否直接关系着资源的可持续性及生态环境的优劣。在短花针茅荒漠草原群落 ,实地观测......