GH (°dH) | Ca (mg/l) | Mg (mg/l) | K (mg/l) |
---|---|---|---|
1 | 5–7 | 1–2 | 5–10 |
2 | 10–14 | 2–4 | 5–10 |
3 | 15–21 | 4–6 | 5–15 |
4 | 20–28 | 5–7 | 10–15 |
5 | 25–35 | 6–9 | 10–15 |
6 | 30–42 | 7–10 | 10–20 |
7 | 35–49 | 8–12 | 10–20 |
8 | 40–56 | 10–14 | 10–20 |
9 | 45–63 | 11–15 | 15–25 |
10 | 50–70 | 12–18 | 15–25 |
12 | 60–84 | 14–21 | 15–30 |
15 | 75–105 | 18–27 | 20–30 |
20 | 100–140 | 24–36 | 20–30 |
W akwarium roślinnym szczególnie ważne są proporcje Ca:Mg oraz poziom potasu (K) w stosunku do sumy Ca i Mg. Prawidłowe proporcje zapewniają optymalny wzrost roślin i zapobiegają blokadzie pobierania składników odżywczych.
Parametr | Zalecana wartość |
---|---|
Stosunek Ca:Mg | 3:1 do 4:1 |
K w stosunku do Ca+Mg | K < Ca + Mg |
Przykład:
Uwagi:
GH (°dH) | Ca (mg/l) | Mg (mg/l) | K (mg/l) |
---|---|---|---|
1 | 5–7 | 1–2 | 10–15 |
2 | 10–14 | 2–4 | 10–15 |
3 | 15–21 | 4–6 | 15–20 |
4 | 20–28 | 5–7 | 15–20 |
5 | 25–35 | 6–9 | 15–25 |
6 | 30–42 | 7–10 | 15–25 |
7 | 35–49 | 8–12 | 20–30 |
8 | 40–56 | 10–14 | 20–30 |
9 | 45–63 | 11–15 | 20–35 |
10 | 50–70 | 12–18 | 20–35 |
12 | 60–84 | 14–21 | 25–40 |
15 | 75–105 | 18–27 | 30–40 |
20 | 100–140 | 24–36 | 30–50 |