FERTILITY OF SOIL
FERTILITY OF SOIL
- A soil is said to be fertile when it contains all the nutrients which essential for growing a healthy crop.
- Presence of nitrogen, organic materials, and soluble compounds in a soil are the usual fertilizing agents.
- Physical properties of soil, adequate amount of water and drainability of the soil are such elements
- which help in making fair utilisation of the nutrients.
- Fertility of the soil can be maintained by following measures.
- By spreading all the farm wastes in the field.
- On disintegration they supply fertilizing agents to the soil.
- Preparing land by scientific methods.
- Practicing rotation of crops, and further by introducing leguminous crop in the rotation.
- By applying suitable chemical fertilizer.
- By green manure.
- By adopting measures which prevent soil erosion.
- By allowing storm dust to be entrapped in freshly ploughed fields.
- By allowing silt of water deposit in fields.
- By applying composite manure to the fields from time to time.
