Mechanical injury definition
Mechanical injury means injury done to a plant by abiotic causes or physical damage that leads to deviation from normal growth such as, but not limited to, injury caused by equipment, chemicals, cold, lightning, water stress, wind, or hail.
Mechanical injury. - means a noninfectious injury which often leads to poor growth, a damaged appearance or death to the tree. Common causes of mechanical injury are landscape maintenance equipment, staking damage, vehicles, vandalism, weather, insects and animals.