1) manual and fertilizers
Answers
Answer:
Manure refers to the natural substance that is obtained from the decomposition of the waste of plant and animals such as cow dung, etc. ... On the other hand, fertilizer is the chemical substances which can be added to the soil to increase its nutrient content.
Explanation:
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Answer:
Manuring is the process of addition of natural or chemical sources of nutrients for the crop. Natural sources include dead wastes of plants, humans and animals, excreta and other wastes. These on decomposition give organic products called organic manure or simply manure.
Fertilisers are chemical compounds which include salts or organic compounds like urea, ammonium sulfate, sodium nitrate etc. They are the sources of plant nutrients like potassium, nitrogen, and phosphorus. Fertilisers are commercial products mainly manufactured in factories. They have enhanced the yield spontaneously.