OPTC - Land - Industrial Vegetation (Self - Study)

Pesticides authorized under the licence

• All herbicides, insecticides and fungicides, except for fumigant gases.

Conditions for use

• Use in a land extermination to control vegetation if the extermination is performed for the benefit of a public work or to allow access to a public work.
• Use of herbicides to control roots in sewers.
• Use of insecticides and fungicides on in-ground wooden poles only.