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प्रश्न
Why are manures and fertilizers used in fields?
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उत्तर
Manures and fertilizers are used in fields to enrich the soil with the required nutrients. Manure helps enrich the soil with organic matter and nutrients, improving its fertility and structure. Fertilizers, on the other hand, ensure healthy plant growth and development. They are a good source of nitrogen, phosphorus and potassium. To get an optimum yield, a balanced combination of manures and fertilizers is instructed in the soil.
संबंधित प्रश्न
Choose plant’s micronutrients and macronutrients from the following Iron, Chlorine, Sulphur, Copper, Nitrogen, Calcium, Manganese, Potassium, Zinc, Magnesium, Molybdenum, Phosphorus.
What are advantages of using manure ?
Give two limitations of using manure.
During the downpour in a village, the rain water carried away excess of nitrogenous and other compounds present in the soil to a pond. How will they affect the growth of algae and phytoplankton in the pond ?
Explain various methods of fertilizer application
Mention three effects of excessive irrigation.
Explain advantages of irrigation.
Explain, how efficiency of irrigation can be increased.
Explain the advantages of mixed cropping.
Write down disadvantages of crop rotation.
