what is fertilizer
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Answer:
Explanation:A fertilizer is a chemical that helps plants to grow. It is used to replace the mineral salts taken by plants or removed/washed away by rain. Common fertilizers: Ammonia. Manure (Animal waste) which was the first fertilizer
Farmers turn to fertilizers because these substances contain plant nutrients such as nitrogen, phosphorus, and potassium. Fertilizers are simply plant nutrients applied to agricultural fields to supplement required elements found naturally in the soil. Fertilizers have been used since the start of agriculture.
Plants need to be fertilized because most soil does not provide the essential nutrients required for optimum growth. ... It took nutrients from the soil to build those plant tissues. By fertilizing your garden, you replenish lost nutrients and ensure that this year's plants have the food they need to flourish.
The three major types of commercial fertilizer used in the U.S. are nitrogen, phosphate, and potash. Nitrogen (N) is found primarily in an organic form in soils, but can also occur as nitrate.
Farmers turn to fertilizers because these substances contain plant nutrients such as nitrogen, phosphorus, and potassium. Fertilizers are simply plant nutrients applied to agricultural fields to supplement required elements found naturally in the soil. Fertilizers have been used since the start of agriculture.
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