ppm soil amount
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PPm's vs ml per Gallon?
Getting lots of conflicting info on this subject or the conversation heads toward math and science i don't understand. Issue: Growers say how many Ppm's of nuut's they add, say( 900-1400 ) so if I add my nuut's to a gallon of water by what the bottle says ( 14ml per gallon ) and I check the...