Professor witnesses ottelia acuminata bloom again in Erhai Lake, SW China

        

      

      

        
          
          Xinhua |
          Updated: 2025-06-06 09:09
          
          
          
          
        


        
      

      

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   Kong Hainan introduces a miniature version of the water quality purification system at Erhai Lake on a project site in Shanghai Jiao Tong University in East China's Shanghai, April 7, 2021. [Photo/Xinhua] 
 
 


        


        
        
      

        
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