A grass cover crop grown on cropland over the winter season in a humid temperate region can be expected to ______

Question

Quizplus · Accepted Answer

A grass cover crop will reduce the amount of nutrients leached to the groundwater by taking up excess nutrients in the soil. It will not increase nutrient concentrations in runoff water nor will it significantly reduce the amount of water percolating to the water table. However, it may slightly reduce the amount of nitrogen fertilizer needed for the following crop by providing nitrogen fixation through its root system.

A Grass Cover Crop Grown on Cropland Over the Winter