Question

Both manures and fertilizer replenish soil fertility.compare disadvantage and advantage
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Answer 1

Answer:

This chart will help you

Answer 2

Answer:

      Advantages of Manure

• It increases the water-holding capacity of the soil.
• It makes the soil porous and facilitates the exchange of gases.
• The texture of the soil improves.
• The number of microbes increases in the soil.

      Disadvantages of manure

• It leads to eutrophication.
• It effects on waterways caused by chemical run off of the excess fertilizer.
• They grow plants but do nothing to sustain the soil.

       Advantages of fertilizers

• They are quick in providing plant nutrients and restoring soil fertility.
• They are portable and easy to transport.
• Plants easily absorb fertilizers.
• Fertilizers improve and increase the productivity of many crops such as wheat, maize, and rice.                                                           Disadvantages of fertilisers:
• Crops grow better, but so do weeds. ...
• Better quality plants attract insects so pesticides may be needed.
• Excess nitrogen from fertilisers gets into water supplies, causing fish to die.

• Chemicals need to be used safely.                      

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