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प्रश्न
Choose plant’s micronutrients and macronutrients from the following Iron, Chlorine, Sulphur, Copper, Nitrogen, Calcium, Manganese, Potassium, Zinc, Magnesium, Molybdenum, Phosphorus.
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उत्तर
Micronutrients: Iron, chlorine, copper, manganese, zinc, and molybdenum.
Macronutrients: Sulphur, nitrogen, calcium, potassium, magnesium, and phosphorous.
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संबंधित प्रश्न
Write down two advantages of fertilizer over manure
Explain the term eutrophication with suitable example
What is green manuring ? Give suitable examples for green manures.
Mention three effects of excessive irrigation.
Explain what will happen if in a cultivated field only manures are supplied and in another field only fertilizers are supplied, keeping all other conditions similar.
Define irrigation. Why is irrigation of crops essential? Mention the harmful effects of excessive irrigation.
Discuss the various methods which are used to control plant diseases.
Explain the various preventive measures against insect pests.
Which one is not a source of carbohydrates?
Why is organic matter important for crop production?
