Plant absorption was not the main mechanism in reduction of both N and P, due to less plant biomass on wetland buffer zone.
2
文中讨论了水化学特点、生物生产力的限制因子以及浮游植物量和初级生产量的分布和变化。
Hydrochemistry characteristics, the limited factors of biological productivity and the distribution and fluctuations of biomass and production of phytoplankton are discussed.
Hierarchy analysis shows that the most important indices are resistant to draught, coverage, the aboveground biomass, tolerance to barren soil, biomass of roots among the 20 indices.