the primary productivity的意思|示意

The results show that annual changes and seasonal distribution of precipitation led to the fluctuation of the primary productivity of the community;

结果表明：降水量的年度变化及其季节分配直接导致了克氏针茅草原群落初级生产力的年度波动；

The primary productivity of benthic algae and phytoplankton in the Gahai Salt Lake (Qinghai-Xizang Plateau) was studied in summer, 1997.

年夏季对青海尕海盐湖的生态系统进行了初步研究。

The high relative abundance of the fossil planktonic algae indicates the high primary surface productivity of the palaeo-lake within the Oligocene.

文昌组浮游藻类相对丰度高，表明始新世珠江口古湖的表层水初始生产力高。

The traditional economic theories think that the changing in the demand income elasticity and the productivity enhancing are two primary drives of the industrial upgrading.

对产业升级的动因的解释，传统经济理论主要是从需求收入弹性变化和生产率上升两个角度进行的。

By this approach, the stability of ecosystems can be evaluated, and the primary productivity of the ecosystems can be also estimated.

同时，它已被用来评价生态系统的稳定性，或被用来估算生态系统的初始生产力。

This peper expounds the dynamic problem of biogeography in remote sensing of oceanic primary productivity based on the analysis of submarine light spectral response of algae photosynthesis.

本文在分析水下光场和藻类光合作用光谱响应基础上，阐述了海洋初级生产力遥感中的生物-地理动力学问题。