Q7 of 465 Page 63

Give two limitations of using manure.

Limitations of using manures are:


(i) Manures are not nutrient specific.


(ii) Manures are not able to fulfill the high and rapid demand of nutrients required by improved high-yielding hybrid varieties of crops.


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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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Compare the use of manures and fertilizers in maintaining soil fertility.

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Write down two advantages of fertilizer over manure.