A professional who assists exterminator in destroying and controlling field rodents, noxious weeds, or other pests in or around buildings, performing any combination of following tasks. Respnsibilities include:

• Sets traps and places poisonous bait in rodent infested areas.
• Fumigates burrows, using toxic gas, or kills rodents, using firearms.
• Secures tarpaulins over building to be fumigated, using ladder.
• Applies insecticides to buildings and grounds, using spray pumps and other equipment.
• Digs up, sprays with herbicides, or burns noxious weeds.
• Identifies and reports evidence of pest infestation.
• May drive service vehicles or equipment.
• Performs other duties as described under helper master title.