XPost: sci.space.policy   
   From: mikecombs@nospam.com_chg_nospam_2_ti.retro.com   
      
   "pete"  wrote in message   
   news:e8hpg2$prg$1@nntp.itservices.ubc.ca...   
   >   
   > I would be concerned about using limited bandwidth for crops, because   
   > other things are going on besides photosynthesis. The UV in sunlight   
   > provides sterilization on the plant and ground surfaces, keeping down   
   > mould and bacterial colonies. Without this effect, you would need   
   > more chemicals (how much, and which?), with accompanying indeterminant   
   > biohazards...   
      
   Another interesting point.  And I daresay that keeping molds and bateria   
   from hitching a ride up from Earth would be a good deal more difficult than   
   keeping out boll weavels or locusts.   
      
      
   --   
      
      
   Regards,   
   Mike Combs   
   ----------------------------------------------------------------------   
   By all that you hold dear on this good Earth   
   I bid you stand, Men of the West!   
                                                        Aragorn   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)