You can pick them up and move them with a long plastic scoop. It's in the Wikipedia article linked to in the OP
The PFM-1(S) mines can be destroyed by mechanical or explosive means; they cannot be disarmed. The mines are generally moved using a scoop that is at least 3 meters long, and has soft materials used in its construction (for example, plastic).
You can pick them up and move them with a long plastic scoop. It's in the Wikipedia article linked to in the OP