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Forest
Magnesium
| Required for: |
Root development, girth development, helps to withstand lodging and windbreak
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| High deficiency risk: |
Acid soils, podsolic soils with poor base saturation
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| Deficiency symptoms: |
Interveinal chlorosis of leaves or chlorosis of needles, starting from the tips
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Optimal leaf/needle
Mg concentrations: |
> 1.5% (beech trees)
> 1.0% (Norway spruce, Scotch pine)
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Fertilizer
recommendations: |
Under acute or aluminium induced Mg
deficiency 370-550 kg Kieserite/ha are recommended. Annual maintenance dressing should be in the order of
100-150 kg Kieserite/ha. |
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back... |
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Interveinal chlorosis of beech tree leaves showing Mg deficiency.
Chlorosis of the needles of common pine due to Mg deficiency.
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