Bei der Eiche kommt es vermutlich zu einem überproportional hohen Kalzium ( Ca ) -Export schon mit der Derbholzernte.
Insgesamt kommt dem Kalium eine Schlüsselrolle bei der nachhaltigen Bewirtschaftung zu, da dessen austauschbarer Vorrat trotz hohem Gesamtvorrat gering ist und anders als beim Kalzium und Magnesium kein Ausgleich durch die Kalkung erfolgt.
www.ti.bund.deSpruce forests in Rhineland-Palatinate apparently withdraw fewer nutrients from the soil than the deciduous forests and additionally have higher nutrient stocks in the humus layer, deadwood and ground vegetation.
Eventually, potassium plays a key role for sustainable forest management, because its exchangeable stock is low despite high total stocks and differently from Ca and Mg no compensation by liming is conducted.
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