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          Astronauts grow lettuce in space lab
          

          By Cheng Yinqi | chinadaily.com.cn | Updated:  2016-11-14 08:43
 



          


          

          

          


          
Astronauts grow lettuce in space lab

          


          


          "After the seeds sprouted, we took off the protective film and turned on the lights. We used red, blue and green light, with red as the strongest color."
          
          		

          
          

          

          


          

          

          




          

          

          




          


          


          


          

          



          


          



















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