In many fields, rye cover crops protect soil that would otherwise be vulnerable to erosion over the snowy winters, and prairie potholes dot the landscape.
(rye cover crops; protect; soil that would otherwise be vulnerable to erosion over the snowy winters; L:In many fields) (soil; would otherwise be; vulnerable to erosion over the snowy winters) (prairie potholes; dot; the landscape)
rye cover crops soil prairie potholes
protect would otherwise be dot
soil that would otherwise be vulnerable to erosion over the snowy winters L:In many fields
vulnerable to erosion over the snowy winters
the landscape