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Old July 24, 2013   #43
swamper
Tomatovillian™
 
Join Date: May 2009
Location: CT
Posts: 219
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MG or Mg is an abbreviation for magnesium. It's not wise to abbreviate the blue stuff with those two letters.

I wonder about sunlight, soil temperature, and moisture as controls on blossom production and fruitset.
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