Question

how nutrients are present in soill​

Answer 1

Answer:

have you seen farmer spreading manure fertilizer in the field or garden using them in lawn or in pots do you know why this is done you learn that plant absorb minerals and nutrition from the soil so there amount in the soil kept on declining fertilizer and manure is contained nutrients such as nitrogen potassium phosphorus

Answer 2

Soil is a major source of nutrients needed by plants for growth. The three main nutrients are nitrogen (N), phosphorus (P) and potassium (K). Together they make up the trio known as NPK. Other important nutrients are calcium, magnesium and sulfur.