Leguminous cover crops do not reduce the soil microbial population.
Leguminous cover crops such as clover, beans, and peas have root nodules that contain nitrogen-fixing bacteria. These bacteria are capable of taking nitrogen from the air and converting it into a form that can be used by plants. This process leads to an increase in soil nitrogen content, which can enhance plant growth and soil fertility. Leguminous cover crops also help to bind soil particles together through their roots, which can reduce soil erosion. Additionally, they can aid in improving the soil organic matter content, which can improve soil structure and water holding capacity. However, leguminous cover crops do not reduce the soil microbial population. In fact, they can provide a habitat for beneficial soil microorganisms, which can enhance soil health and productivity.