- It is concluded on the basis of this study that Azolla is a good material to effectively improve aquaculture water environment.
- The paper study the pollution factors of water resource and aquaculture water in aquaculture Penaeus chinensis with factor analysis.
- Aquaculture water quality evaluation fuzzy synthetically evaluation model is put forward too, which makes the results more objective and more reasonable from vast experimental result.
- Utilizing Azolla to purify water body would be a new way to break the bottleneck of high-density and intensive aquaculture, so as to realize the closed aquaculture water recycling.
- The clear water mirrored the blue sky.