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28 January, 20:18

Which factors improve soil fertility? select the three correct answers

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Answers (2)
  1. 28 January, 21:11
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    What are your choices if you have them?
  2. 28 January, 23:38
    0
    B. Bacteria

    C. Earthworms

    D. Humus

    Explanation:

    Your options are;

    A. Horizons

    B. Bacteria

    C. Earthworms

    D. Humus

    E. High pH

    Soil fertility is the capacity of the soil to optimize plant growth and improve crop yield. Their are various ways, activities and substance that increase soil fertility. From the options above three of the most significant practice or substance that improve soil fertility are Bacteria, Earthworm and Humus.

    Bacteria's which are micro organism reproduce at a very rapid rate. They also die at a faster rate too. When this organism dies they decay and add more nutrient to the soil to improve the fertility. Bacteria uses nitrogen and other nutrient from the soil to enhance their growth and reproduction. Since they have a short life cycle the Nitrogen and other important nutrient are channel back to the soil thereby improving soil fertility.

    Earthworm activities adds nutrient to the soil. Earthworms burrows through the soil, this activities creates pore spaces for air and water to enter the soil. The decay of this organisms when they die also live essential nutrient for the soil.

    Humus are generally dark or black organic matters. Humus are formed from the decay and decomposition of plant and animal remains. This plants remains like leaves will likely be decompose by organism that needs them. The break down of this remains add essential nutrients to the soil.
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