The Penn State Cooperative Extension in Clarion County has scheduled pesticide update meetings for March 3 at the Limestone Fire Hall in Limestone, Pa.

The afternoon session will begin at 2 p.m. The evening session at 7 p.m.

Both sessions are available for two core and two category 01 credits.

The topic, "Managing those problem weeds in 2005," will be presented by Bill Curran, professor in the Crop and Soil Science Department at Penn State.

The cost for each session is $4, which includes needed materials. For more information or to reserve your space, call 814-223-9028.