- 554 - 



damage to drying rangeland from Asotin toward Grande Ronde River. Nymphs at 

 higher elevations, adults along river. (PPD) . NEVADA - Melanoplus sanguinipes 

 adults ranged 20-35 per square yard on 10,000+ acres of rangeland including 

 abandoned fields in Diamond Valley, Eureka County. Egg laying should start in 

 about 7 days. Adjacent alfalfa and other crops heavily damaged although 1,200 

 acres of cropland treated. Oedaleonotus enigma , Aulocara elliotti , M. packardii , 

 and M. sanguinipes averaged 17 per square yard on 10,000 acres of r¥ngeland in 

 Crescent Valley, Eureka County. During period July 1-17, treatments applied to 

 4,900 acres of crested wheatgrass infested with 0. enigma and M. sanguinipes and 

 5,000 acres, mostly alfalfa but some grain, infested with M. bTvittatus and 

 M. sanguinipes in Kings River Valley, Humboldt County. (Wilson) . 0. enigma 

 averaged 20 per square yard on 100 acres of rangeland at Orovada ,~Humbold t County. 

 (Rowe) . KANSAS - Unspecified nymphs averaged about 20 per square yard along 

 border of alfalfa field north of Frankfort, Marshall County; defoliation about 30 

 percent. (Bell). WYOMING - About 15,000 acres sprayed in Big Horn area. (Spack- 

 man) . NORTH DAKOTA - Grasshoppers moved from alfalfa stubble to wheat and flax 

 in Ransom County. Damage to small grain evident with 50 percent of leaves stripped 

 in wheat, light boll clipping in flax. Grasshoppers ranged 6-8 per square yard in 

 wheat and flax, up to 20 per square yard in alfalfa stubble. M. bivi tta tus , 

 M. sanguinipes , and M. packardii dominant. (Brandvik) . MINNESOTA - Grasshoppers 

 ranged 25-36 per square yard along U.S. Highway 75 in northern Wilkin County; 

 10-15 in Clay County. Adjacent grain with only few grasshoppers, no apparent 

 damage. Mostly M. bivittatus , many adults. In Goodhue County>4 miles south of 

 Cannon Falls, counts ranged 18-45 per square yard along roadsides, 18-27 per 

 square yard in adjacent alfalfa field. M. f emurrubrum dominant, in third and 

 fourth instars. M. bivittatus , M. sanguinipes , and Chorthippus curtipennis 

 present. Damage light. (Minn. Pest Rpt .) . IOWA - Ranged 10-50 per square yard in 

 fencerows and roadsides; M. dif f erentialis , M. f emurrubrum , and M. sanguinipes 

 dominant. Infestations similar in western and eastern thirds of S^tate. (Iowa Ins. 

 Sur.) . 



GYPSY MOTH ( Porthetria dispar) - NEW YORK - Males in Dutchess and Ulster County 

 blacklight traps July 10-11. Defoliation about 35 percent on oaks in portions of 

 Ulster County. (N.Y. Wkly. Rpt.). MARYLAND - Specimens trapped in Calvert, 

 Dorchester, Howard, Prince Georges, Anne Arundel, Charles, and Talbot Counties for 

 new county records; VIRGINIA - Specimens trapped at Hampton for Independent City 

 record; specimens trapped in Washington for a new District of Columbia record. 

 Determinations by E. L. Todd. (PPD). SOUTH CAROLINA - Adult traps checked at 

 camping sites along Lake Marion, negative. (Langford) . 



JAPANESE BEETLE ( Popillia japonica) - Adults collected as follows: ALABAMA - 

 Morgan County; GEORGIA - Elbert and Oglethorpe Counties; SOUTH CAROLINA - Barn- 

 well County; KENTUCKY - Bullitt, Casey, Cumberland, and Hardin Counties. Deter- 

 mined by R.D. Gordon. These are new county records. (PPD). VIRGINIA - Damaged 

 up to 10 percent of silks in several cornfields in King and Queen County. (Allen). 

 Infestations very heavy in Prince Edward County for fourth consecutive year; 

 current infestation worst to date. Damaging wide variety of crops. (Peery) . 

 WEST VIRGINIA - Caused heavy damage to one-acre block of pin oak in Mercer County 

 nursery. (W. Va . Ins, Sur,). MARYLAND - Adults continue to feed on silks and 

 foliage of corn in several areas of Queen Annes , Caroline, Kent, and Talbot 

 Counties. Percent infestation ranged 4-20 in several fields. (U, Md . , Ent, Dept,). 

 PENNSYLVANIA - Population during first half of July at highest level in over 

 decade. Problem appears general statewide. Foliage damage evident on numerous 

 hosts. (Adams). OHIO - Adult emergence near peak in eastern areas. (Rose). Adults, 

 1 per 5 plants, feeding on tassels and silks of field corn in Ross County. 

 (Andress) . 



PINK BOLLWORM ( Pectinophora gossypiella ) - CALIFORNIA - Sterile moths released, 

 2,517,000 at Bakersfield, Kern Coianty; season total 48,192,250 as of July 22. 

 No native moths taken in area during 19 weeks traps have been operated this 

 season. (PPD) . 



