Question

2. How do leguminous plants help in maintaining soil fertility?​

Answer 1

Explanation:

Leguminous plants have root nodules that contain nitrogen fixing bacteria. A symbiotic relationship between the plant and rhizobium gives rise to these. These bacteria convert atmospheric nitrogen into forms that are usable by the plants such as ammonia. They restore the lost nitrogen content of the soil.

Answer 2

Answer:

once after a batch of crops are harvested and stored.. the soil's fertility will be less.. so during that time the farmers plant the leguminous plants which produces nitrogen into the soil which increases the fertility of the soil...