The two factors that influence a regions photosynthetic productivity are the amount of solar radiation and the availability of __________.

0 votes
     sodium chloride
      deep water
      magnesium carbonate
      nutrients
      fresh water
asked Jun 13, 2012 in Geography by anonymous
    

1 Answer

0 votes
nutrients
answered Jun 15, 2012 by Geodude ~Top Expert~ (9,680 points)



...