primary productivity

英 美
  • 初级生产力,第一性生产力
  • primary adj.首要的;主要的;初级的;初等教育的;根本的;初期的n.第一位;初选;最主要者;要素;原色;初级线圈
  • productivity n.生产率;生产力
    1. Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.
      蕨类植物是最早登陆的维管植物,至今仍然是生态系统初级生产力的重要组成部分。
    2. The results indicated that the aboveground net primary productivity of the ecosystem was more related to the dynamic changes of precipitation and temperature.
      结果表明,高寒草甸净初级生产力的动态行为以对降水和气温的即时直接响应为主。