Valley areas of Humboldt County; ranged 12-14 per square yard. Treatments to be 

 applied. (Wilson). Grasshoppers ranged 35-50 per square yard on 2,000+ acres of 

 crested wheatgrass at Elko, Elko County. (Martinelli, Peters). IDAHO - Total of 

 718,550 acres of rangeland treated to date, reevaluation of additional acerage 

 to be treated underway. (PPD) . UTAH - Ranged 1-10 per square yard (5 percent 

 adults) on North Logan area range near cropland in Cache County; adults mostly 

 M. sanguinipes . (Knowlton) . Unspecified nymphs 3-15 per square yard in many 

 p^astures in Logan area. Melanoplus spp. 40-60 per square yard in alfalfa field 

 at Logan. (Knowlton). Grasshoppers becoming numerous about many farms, pastures, 

 and home gardens in Cache County. (Knowlton, Burtenshaw) . COLORADO - Nymphs 

 economic in Baca, Bent, Fremont, Las Animas, Otero, Proweis , and Pueblo Counties; 

 an estimated 143,300 acres infested. Ranged 15-100 per square yard on rangeland 

 in Bent, Las Animas, Otero, and Pueblo Counties. (Watson). NEBRASKA - Melanopus 

 spp. ranged 6-20 per square yard in field margins in Lancaster County. (Rose lie) . 

 SOUTH DAKOTA - Grasshoppers economic in localized areas of Davison, Jerauld, 

 and Sanborn Counties. Some roadsides with 15-25 adults per square yard. M. 

 bivittatus dominant. Damage economic in some Davison County corn. (Burge, 

 Fransen) . NORTH DAKOTA - Economic infestations in northwestern Richland and 

 northeastern Ransom Counties. Ranged 15-20 per square yard, margin counts up to 

 40 per square yard. Ranged 3-5 per square yard on sandhills rangeland area in 

 north-central district, averaged less than 1 per square yard in all other areas. 

 M. bivittatus. M. sanguinipes , and M. f emurrubrum dominant. (Grasser) . MINNESOTA - 

 Grasshoppers averaged 30+ per square yard in few alfalfa fields in eastern Otter 

 Tail County. Population 50 percent each M. sanguinipes and M. f emurrubrum . 

 Occasionally ranged 10-20 per square yard along roadsides and ditch banks in 

 Redwood County. Averaged 5 per square yard at scattered roadside locations in 

 western Marshall County. (Minn. Pest Rpt.). 



GYPSY MOTH ( Porthetria dispar ) - MICHIGAN - On July 23 first check of 25 traps 

 at Duck Lake, Calhoun County, negative. Natural lure (disparlure) used. This 

 area was core of 1966 infestation. (Moore). OHIO - Male taken in trap at Harrison 

 Lake State Park, Fulton County, July 29, 1971, by R. Wallis. MARYLAND - Adults 

 trapped in Carroll, Prince Georges, Frederick, Somerset, and Montgomery Counties 

 during July 1971. These are new county records. NORTH CAROLINA - Male taken in 

 trap at rest area on Interstate Highway 95 in Robeson County, July 20, 1971, by 

 W.A. Hayes. Additional males trapped in Dare (July 30) and McDowell (July 29) 

 Counties. ALABAMA - Male taken in trap at Ponderosa Trailer Court in Phonix City, 

 Russell County, July 21, 1971, by R. High. Specimens from North Carolina and 

 Alabama determined by V.H. Owens, confirmed by E.L. Todd. Specimens from Ohio 

 and Maryland determined by E.L. Todd. Until further survey and scouting are 

 completed to verify the nature of the situation, these will be considered as 

 regulatory incidences. (PPD). 



JAPANESE BEETLE ( Popillia japonica ) - OHIO - Adults feeding on silks and tassels 

 of 0.25 acre field of sweet corn in Muskingum County. Silks on about 10 percent 

 of plants completely eaten. (Andress) . TENNESSEE - Adult taken in trap in Haywood 

 County by J. Dorden July 16, 1971. Determined by V.H. Owens, confirmed by R.D. 

 Gordon. This is a new county record. (PPD). 



PINK BOLLWORM ( Pectinophora gossypiella ) - ARIZONA - Infested bolls ranged 2-20 

 percent. Untreated fields in upper Yuma Valley reached average boll infestation 

 of 15 percent in Yuma County. Survey in Cochise County negative. Population 

 building up in Pima County, but not sufficiently heavy to require treatment. 

 Third generation underway. (Ariz. Coop. Sur.) . CALIFORNIA - Sterile moths 

 released during period July 30 to August 4 totalled 1,236,000; total to date 

 52,322,000 at Bakersfield, Kern County. (PPD). 



WESTERN CHERRY FRUIT FLY ( Rhagoletis indifferens ) - CALIFORNIA - No larvae found 

 in fruit samples processed from Humboldt and Siskiyou Counties. (Cal. Coop. Rpt.) 



WESTERN GRAPE LEAF SKELETONIZER ( Harrisina brillians ) - CALIFORNIA - Survey out- 

 side core area of infestation at Klamath River, Siskiyou County, negative. 

 Bacillus thuringiensis gave excellent control in known infested spots in county. 



