Flashcards in Fertilisers Deck (10):
Which elements do plants need?
Nitrogen, Phosphorus, Potassium
What happens if plants don't recieve the elements they need?
Show symptoms Mineral deficiency
What is Mineral Deficiency?
When a plant or animal does not receive enough of a mineral for healthy growth
What are the symptoms of Nitrogen deficiency in plants?
Poor growth, yellow leaves
What are the symptoms of Phosphorus deficiency in plants?
Poor root growth, discoloured leaves
What are the symptoms of Potassium deficiency in plants?
Poor fruit growth, discoloured leaves
What are Fertilisers?
substances that replace the elements used by plants as they growth
plants can only absorb them if in water soluble form
What are some examples of Fertilisers that produce the elements plants need?
Nitrogen in Nitrate Ions NO3- or Ammonium Ions NH4+
Phosphorus in Phosphate Ions PO43-
Potassium in Potassium ions K+
What is the general name for fertilisers that prove nitrogen, phosphorus and potassium in water soluble compounds?