The restrictions and conditions on the use or application of the high volatile esters of 2,4-D specified in OAR 603-057-0301 shall apply for the period of April 1 to September 1 of each year.
Or. Admin. Code § 603-057-0310
Stat. Auth.: ORS 561.190, ORS 634.306 & ORS 634.322
Stats. Implemented: ORS 634.306 & ORS 634.322