Final answer:
The topsoil blown from a deserted farm field is an example of wind erosion.
Step-by-step explanation:
The type of erosion where topsoil is blown from a field in a deserted farm is called wind erosion. It occurs when strong winds pick up loose soil particles and carry them away. In this case, the topsoil is being blown away from the field, leaving barren land behind.
Learn more about wind erosion