Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 10 · column 6 of 6 · from the scan, no model involved
tne resource specialist said, adding that experiments with parasite predators and biological controls such as fungus growths will be continued by the park.
Although plans call for chemical sprays to be used on only 100 of Shenandoah National Park’s 195,000 acres, the move has drawn opposition. In a letter to Gerald Tays, acting superintendent, the Warrentonbased Piedmont Environmental Council urged that the campground area be closed rather than sprayed.
“We understand that Mathews Arm is a problem spot with extremely high egg mass counts, that the area represents a large portion of your camp sites, and that closing it as you undoubtedly must if you choose not to spray would mean revenue losses to you and your concessioners,” wrote PEC president Robert Dennis on April 2. “But we also understand that the revenue losses would be less than two percent of your total budget. PEC urges that you select the option to do nothing but close the campground.”
Mr. Dennis maintained that spraying with Dimilin poses “unknowns” as regards possible health and environmental problems. He proposed multiple applications of Bt, a biological control, as an alternative, citing National Park Service policy which states “chemical controls are to be allowed only if (a)
(Continued on Page 13)
93.1%