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FEDERAL AND STATE PLANT PROTECTION PROGRAMS 



BOLL WEEVIL ( Anthonomus grandis ) - TEXAS - Catches on wing traps increased below 

 Caprock. Few adults found in early planted cotton in Kent County. Weevils have 

 not been detected above Caprock. (Rummel et al.). For Boll Weevil in other areas 

 see page 471. 



CEREAL LEAF BEETLE ( Oulema melanopus ) - Specimens collected on oats as follows: 

 VIRGINIA - Franklin County by W.B. Mason June 15. ILLINOIS - Henry County by 

 J.E. Pennington June 14, Crawford County by M.D. McCoy June 7, Scott County by 

 G.R. Aldridge June 14, Jersey County June 16 and Pike County June 17 by T.S. 

 Smith. Determinations by R.E. White. These are new county records. (PPD) . 

 PENNSYLVANIA - Most oatf ields infested but light in Indiana County (Keim, Pealer) ; 

 some fields treated in Lawrence, Mercer, Butler, and Beaver Counties (Eckess) , 

 MICHIGAN - Small numbers appearing in Charlevoix County (Rebmon) ; damaging 

 scattered fields in Alpena County (Nickels) ; heavy in scattered fields of small 

 grain in Bay County (Woods). OHIO - Noted in corn 18-24 inches tall. Many growers 

 in Ross County experiencing adult feeding damage on corn; in some cases 10-15 

 per plant. Approximately 5 percent of leaf area eaten. Adults moving from 

 ripening wheat to corn and infested outer borders of fields. (Muntzing) . NEBRASKA - 

 None found in 129 oatfields checked in eastern third of State June 1-15. 

 (Walstrom) , 



COMSTOCK MEALYBUG ( Pseudococcus comstocki) - CALIFORNIA - Heavy on fruitless 

 mulberry tree at Strathmore, Tulare County, Area about halfway between Porterville 

 and Lindsay; this constitutes new location for this' pest. Delimiting survey 

 negative to date. (Cal. Coop. Rpt.). 



EUROPEAN CHAFER ( Amphimallon majalis ) - PENNSYLVANIA - First adults in blacklight 

 trap collections at Scranton, Lackawanna County and at Pittston, Luzerne County. 

 (Eckess) . 



GRASS BUGS - IDAHO - Labops sp. feeding yellowed crested wheatgrass on Sawtooth 

 National Forest east of Featherville, Elmore County, June 18. (Edwards). UTAH - 

 Irbisia pacifica 1-2 per 10 sweeps on planted grasses in Green Canyon, Cache 

 County. Larger grass bugs more numerous but spotty. (Knowlton) . SOUTH DAKOTA - 

 Populations of Labops sp. apparently decreased; few observed near Union Center, 

 Meade County, where counts had been 34 per square yard 7 days earlier. Destroyed 

 15 acres of wheat. (Zimmerman). 



GRASSHOPPERS - NEVADA - Nymphs of Oedaleonotus enigma , Aulocara elliotti , and 

 Melanoplus sanguinipes ranged 100-125 per square yard on 3,000 acres of rangeland 

 grass between Upper Clover Ranch and Midas, Elko County. O. enigma dominant. 

 (PPD) . Unspecified nymphs moving into alfalfa from band 3 miles long in Kings 

 River Valley, Humboldt County. (Day) . TEXAS - Grasshoppers increasing in grain 

 sorghum fields throughout many north-central areas. (Turney) . OKLAHOMA - Ranged 

 10-25 per square yard through eastern Stephens and Jefferson Counties, most of 

 Love County, western Carter and Murray Counties, and southern Garvin County. 

 Counts up to 100 per square yard present in Bermuda grass pastures and crop 

 margins. Populations include Melanoplus spp., Hesperottettix spp., Ageneotettix 

 deorum , and Boopedon sp. Rangeland counts in Johnston County ranged 5-15 per square 

 yard. Other generally infested areas (8 or more per square yard) include Cimarron 

 County north of Cimarron River, northern Beaver County, and western parts of 

 Harper, Ellis, and Roger Mills Counties. Scattered infestations in rangeland, 

 Bermuda grass, or crop margins reported from Pontotoc, Marshall, Coal, Atoka, 

 Lincoln, Pottawatomie, Kingfisher, Cleveland, Kiowa, and Comanche Counties. One 

 specimen of Dactylotum bicolor pictum collected in southwestern Garvin County, 

 This is a new county record and farther east than normal for this species. (Okla. 

 Coop, Sur.) . NEBRASKA - Melanoplus spp. averaged 45-60 per square yard in 3 brome- 

 grass pastures in Lancaster County and on Sarpy County pasture. (Walstrom, June 

 20). SOUTH DAKOTA - M, femurrubrum populations in roadsides, mostly first instars, 

 noneconomic in Corson County. In eastern part of county, M, dif ferentialis and 

 M. bivittatus averaged 20 per square yard 11 miles east 61 McLaughlin; nymphs up 

 to fourth instar. (Zimmerman) . NORTH DAKOTA - Nymphs in roadside hatching sites 



