By planting corn one year and beans the next on a given plot of land,or by planting alfalfa as a cover crop during the off-season,a farmer reduces the need for ___________ because beans and alfalfa fix nitrogen in the soil.

Question

Quizplus · Accepted Answer

Corn and other grains deplete nitrogen from the soil, which is a vital nutrient for plant growth. Alternating crops with nitrogen-fixing plants like beans and alfalfa replenishes nitrogen in the soil, reducing the need for inorganic fertilizers.

By Planting Corn One Year and Beans the Next on a Given