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प्रश्न
Which one of the following nutrients is not available in fertilizers?
पर्याय
Nitrogen
Phosphorus
Iron
Potassium
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उत्तर
Iron
Explanation:
A chemical fertiliser is a salt or an organic compound containing the necessary plant nutrients. They provide nitrogen, phosphorus and potassium to the plants.
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संबंधित प्रश्न
Write down the desirable characters of bee variety suitable for bee keeping.
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Name the following:
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Which of the following is a correct statement?
Define the following.
Apiculture
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