Fertilisers
- Created by: theninjaemu
- Created on: 31-05-16 14:18
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- Fertilisers
- What fertilisers provide plants with
- Nitrogen, phosphorus and potassium for growth
- The fertiliser is dissolved in water to be taken up by plant roots
- Ammonia in fertilisers
- Ammonium sulfate is made by neutrilising sulfurc acid with ammonia
- Ammonium sulfate is made by neutrilising sulfurc acid with ammonia
- Potassium nitrate is made by neutrilising nitric acid with potassium hydroxide
- Eutrophication
- Fertiliser runns off into rivers and streams
- The level of phosphates and nitrates in the water increases
- Algae multiply rapidly, creating algal bloom
- This blocks out light and plants die
- Aerobic bacteria feed on the dead plants and multiply
- These bacteria use up all the oxygen
- As a result, fish and insects in the water die
- What fertilisers provide plants with
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