ecnumber

  1. mangosnapper

    converting EC's to PPM's for mixing nutrients

    ~ There may have been post in the past discussing " how do you convert EC's to PPM's?"...I haven't seen it. so here is a quick and easy way to convert the numbers. ~ when following certain feeding guidelines given by growers or breeders they will suggest for an example : A. feed at 1.8 EC...