Correct option is A
● Manure is an organic substance formed by the decomposition of plant and animal wastes.
● It improves soil texture by making the soil more porous and fertile.
● Manure does not reduce water-retaining capacity; instead, it helps the soil hold more moisture.
● Manure adds humus to the soil, which increases soil fertility.
● It enhances microbial activity in the soil.
● Manure improves soil aeration and root penetration.
● It is an eco-friendly alternative to chemical fertilizers.
● Common types include compost, green manure, and farmyard manure.
● Chemical fertilizers supply nutrients quickly but do not improve soil structure.
● Excessive use of fertilizers can degrade soil quality.
● Organic farming relies heavily on manure to maintain long-term soil health.