磷元素是陆地植物生长和生态系统净初级生产力的主要限制因子之一。
Phosphorus (p) is one of the main limiting nutrients to the plant growth and net primary productivity (NPP) in terrestrial ecosystem.
植被净初级生产力(NPP)研究是全球变化与陆地生态系统的核心内容之一。
Net primary productivity (NPP) estimation is an important study field of global change and terrestrial ecosystems (GCTE).
草地净第一性生产力(NPP)是全球变化与陆地生态系统研究的核心内容之一。
The grassland net primary production (NPP) is an important research issue in the global climate change and terrestrial ecosystem.
农业植被净初级生产力代表了农田生态系统固定大气co_2的能力，是陆地生态系统碳循环的重要组成部分。
Plant net primary production (NPP) of agriculture vegetation represents the capacity of sequestrating atmospheric CO2 in agro-ecosystem, and plays an important role in terrestrial carbon cycling.
农业植被净初级生产力代表了农田生态系统固定大气co_2的能力，是陆地生态系统碳循环的重要组成部分。
Plant net primary production (NPP) of agriculture vegetation represents the capacity of sequestrating atmospheric CO2 in agro-ecosystem, and plays an important role in terrestrial carbon cycling.
应用推荐