MP Board · Class 9 · Science · Improvement in Food ResourcesDefine Manure and state two main advantages of using manure in crop fields.

Manure is a natural organic substance prepared by the decomposition of animal excreta and plant wastes through biological activity. Using manure offers several key advantages: firstly, it enriches the soil with essential organic matter and nutrients, enhancing long-term soil fertility; secondly, it improves soil structure by increasing the water-holding capacity of sandy soils and aiding drainage and aeration in clayey soils while preventing soil erosion.