10.4.3

Formulated vs Manure Fertilisers

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NPK Fertilisers

Nitrogen (N), phosphorus (P), and potassium (K) are all essential elements for plant growth. Harvesting crops may mean that there isn't enough of these elements in the soil. Fertilisers can help to top up these nutrients.

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Increase agricultural productivity

  • Fertilisers increase the amount of essential nutrients present in the soil. This results in an increase in agricultural productivity.
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Contain NPK salts

  • NPK fertilisers contain salts of the three essential elements in carefully controlled percentages.

Manure vs Formulated Fertilisers

Traditionally, nitrogen, potassium and phosphorus were added to the soil using manure fertilisers. Today, farmers often use formulated fertilisers, which have the following advantages:

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Can be customised

  • The relative percentages of each component can be tailored to different scenarios.

Jump to other topics

1Atomic Structure

2Chemical Bonding

3Quantitative Chemistry

4Chemical Changes

5Energy Changes

6The Rate & Extent of Chemical Change

7Organic Chemistry

8Chemical Analysis

9Chemistry of the Atmosphere

10Using Resources

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