ppm
Topic | Replies | Views | Activity | |
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PPM question for ya |
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16 | 129 | July 15, 2022 |
Runoff Numbers - High PPMs and Two Questions |
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58 | 215 | June 13, 2022 |
Help! New Grower with high PPM |
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13 | 260 | March 29, 2021 |
Which numbers are the most reliable - of course we are talking ph and ppm |
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39 | 728 | October 23, 2020 |
Water question - tap or distilled? |
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18 | 1422 | September 10, 2020 |