The percentages of phytoplankton, macrophyte and periphyton in the total net primary production were 93%, 6% and 1% respectively.
浮游植物、大型水生植物和附生藻类在净初级生产力中的比例分别为93%、6%和1%。
2
Tilapia (Oreochromis niloticus) is the dominant species in freshwaters of South China, and its food includes phytoplankton in open water habitats and periphyton in substrate-surface habitats.