This standard stipulates the national forestry pest risk assessment indicators, scoring standards and grade classification standards, and divides the risk levels of major forestry pests. This standard is applicable to the classification and definition of hazard levels of forestry pests across the country.
LY/T 2106-2013 Referenced Document
LY/T 1681-2006 Standard of forest pests occurrence and disaster
LY/T 2106-2013 history
2013LY/T 2106-2013 Classification of forest pests by dangerous degree