动态相对指标

  • 网络dynamic relative indicator
动态相对指标动态相对指标
  1. 应用群落结构、种群动态、相对丰富度等指标,对不同农业防治措施下,麦(玉米)&棉复合生态系统中节肢动物群落,及其各类群的结构与动态进行了研究。

    The structure and dynamics of the arthropod community and groups in whcat ( maize ) - cotton system were studied at different agricultural measures by using richness , mean density , diversity and evenness indices .