Question

Why do farmers grow leguminous crops to maintain the fertility of the soil?

Answer 1

Answer:

....

Explanation:

bcz in the nodes of roots of leguminous crop bacteria namely ribosome lives......which maintains the amount of nitrogen in soil

although nitrogen is helpful in increasing fertility of soil.....

so, farmers grow leguminous crops to maintain the fertility of the soil

Answer 2

The roots nodules of leguminous plants such as peas, beans contains Rhizobium bacteria.

Rhizobium can convert atmospheric nitrogen into a form that can be easily used by plants.

The plant, provides food and shelter to the bacterium.

Rhizobium fixes nitrogen for the plant and thus helps in replenishing the nutrient in the soil

Thus this symbiotic association helps to replenish soil.