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  1. Maq

    pH and alkalinity in plant database

    Excellent rationale, @Kejoro . I too am using RODI water and mineralize it. But I prefer targeting and measuring pH, and adding bicarbonates to reach given target. So I think the difference is only in the means. I guess your way is better for those who inject CO2, which is not my case.
  2. Maq

    pH and alkalinity in plant database

    As I see it, °dKH is rather big unit. Yes, like you say @Kejoro , zero bicarbonates are impossible upon normal conditions, but 0.05 °dKH is quite a normal value. What intrigues me is your attention to alkalinity and neglect for pH. I see it the other way around. But I'd like you to develop your...
  3. Maq

    pH and alkalinity in plant database

    I like Flowgrow plant database. In fact, I consider it the best on-line database in Europe. Above all, I appreciate it's botanical accuracy. I'd like to believe that the database has been created by people who have got many opportunities to keep described plants and know a lot on their demands...
  4. Maq

    pH and alkalinity in plant database

    Come on! There's a lot of space between academic treatise and talking nonsense.
  5. Maq

    pH and alkalinity in plant database

    Not truly sure whether I can understand, but I've chose the more appropriate combination, i.e. pH 5.0, with alkalinity 2 °dKH. If you suggest combining pH 5.0 with alkalinity 12 °dKH, then Tillmanns' chart returns CO2 content 4217 mg/L. That would be the extreme combination. So, plant database...
  6. Maq

    pH and alkalinity in plant database

    An example: Ammannia pedicellata. Recommended pH value: 5 to 7. Recommended alkalinity: 2 to 12 °dKH. Put together: at pH 5.0, with alkalinity 2 °dKH, the Tillmanns' chart returns CO2 content 703 mg/L. What do you think about such a recommendation? There are plenty examples of this fault in...
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