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प्रश्न
How do plants get nutrients?
उत्तर
Plants require sixteen essential nutrients from nature for their growth and development. All these nutrients are obtained from air, water and soil. Soil is the major source of nutrients. Thirteen of these nutrients are available from soil. The remaining three nutrients (carbon, oxygen and hydrogen) are obtained from air and water.
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संबंधित प्रश्न
Why are manures and fertilizers used in fields?
What are the advantages of inter-cropping?
How plants get nutrients ?
Give two limitations of using manure.
Explain why a legume crop does not require nitrogenous fertilizers ?
Explain the advantages and disadvantages of mixed cropping.
Write about three main criteria which should be considered while selecting the crops for rotation?
Explain the methods of controlling insect pests.
Explain various methods of weed control.
Why is organic matter important for crop production?
