Priorità sempre alla fauna!
Riguardo alle piante.....
Su
www.aquariumslife.com/aquascaping/fertilizers-and-co2/aquarium-plants-deficiency/ invece ho trovato queste indicazioni
#1 Severe nitrogen deficiency: white/yellow tiny new growth
#2 Calcium deficiency: twisted pale new growth. (could also be K, Mg overdose)
#3 Iron deficiency: greenish nerves and yellowing of the older leaves.
#4 Phosphate deficiency: yellowing and death patchs on older leaves. The leaves die and falls off rather quickly. (Look similar to early nitrogen deficiency)
#5 Magnesium deficiency: dark veins and lighter older leave tissue
#6 Normal leave
#7 Early signs of nitrogen deficiency: older leaves turns yellow and die off.
#8 Potassium deficiency: pin-holes with yellowing edges
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