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1·Net primary productivity (NPP) estimation is an important study field of global change and terrestrial ecosystems (GCTE).

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。

2·Aims Vegetation net primary productivity (NPP) and its responses to global change have been focuses of global change research.

植被净初级生产力及其对气候变化的响应研究是全球变化的核心内容之一。

3·How much carbon land plants store during photosynthesis, a measure known as net primary productivity, changes from season to season.

净初级生产力被定义为植物在光和作用可以储存的碳的总量，这个值会伴随季节而变化。

4·Phosphorus (p) is one of the main limiting nutrients to the plant growth and net primary productivity (NPP) in terrestrial ecosystem.

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。

5·The sensitivity analysis of primary factors affecting the forest Net primary Productivity (NPP) is important to estimate NPP accurately.

对影响森林植被净第一性生产力的主要因子进行敏感性分析是准确估计NPP的需要。

6·Annual net primary productivity (NPP) of terrestrial vegetation is the net amount of carbon fixed by plants through photosynthesis in one year.

陆地植被的年净第一性生产力是植物每年通过光合作用所固定的碳总量。

7·The impact of global change on net primary productivity (NPP) and community succession of salinized meadow in north of Tarim Basin was discussed.

本文探讨了全球变化对塔里木盆地北部盐化草甸净第一性生产力（NPP）和群落演替的影响。

8·Annual net primary productivity (NPP) of terrestrial vegetation is the net amount of carbon fixed by plant photosynthesis. NPP is an important index in global change ecology.

植被的净第一性生产力(NPP)反映了植物每年通过光合作用所固定的碳总量，目前NPP研究是全球变化研究的重要内容之一。

9·The study of the net primary productivity (NPP) will contribute to the study of the carbon cycle and the carbon dynamic changes. Its sensitivity has a great influence on the global climate system.

植被净第一性生产力（NPP）的研究有助于碳循环和碳动态的研究，其敏感性对全球气候系统有着重要的影响。