- 686 - 



A POWDERPOST BEETLE (Lyctus af ricanus ) - ARKANSAS - Intercepted from wooden crates 

 shipped from India. All materials destroyed. (Boyer) . 



BENEFICIAL INSECTS 



LADY BEETLES - COLORADO - These and Nabis spp. (damsel bugs) increased in many 

 alfalfa fields in Arkansas Valley to as much as 600 and 300 per 100 sweeps, 

 respectively. Heavier counts associated with definite decline in aphid popula- 

 tions, (Schweissing) . 



FEDERAL AND STATE PLANT PROTECTION PROGRAMS 



CITRUS BLACKFLY (Aleurocanthus woglumi ) - TEXAS - During period September 10-16, 

 about half of sixth treatment complete at Brownsville, Cameron County. Rain 

 hindered control efforts. Surveys in control zone showed single citrus tree with 

 larvae, pupae, and pupal cases; another tree leaf with larvae and pupal cases. 

 (PPD) . 



EUROPEAN CRANE FLY (Tipula paludosa ) - WASHINGTON - Emergence heavy in Blaine 

 area; adults reported at Bellingham. Predation of mating adults by carabid and 

 staphylinid beetles noted at residence in Blaine, Whatcom County. Infestation 

 appears to be lighter than 1970; adult emergence apparently peaked. (Jackson). 



GRASSHOPPERS - WASHINGTON - Adult survey for 1971 indicated total of 32,200 

 acres of rangeland, in 11 counties, with infestation at levels to cause economic 

 damage. Heaviest counts in Asotin, Whitman, Yakima, and Columbia Counties. 

 (Jackson, Nonini). MONTANA - Melanoplus sanguinipes ranged 10-20 per square yard 

 on 30,000-50,000 acres between Eureka, Lincoln County, and Canadian border. 

 (Cowan) . SOUTH DAKOTA - Adult survey indicated that threatening to severe 

 infestations existed on 526,000 acres of cropland. Totaled 145,000 acres more 

 than in 1970, Most of increase in acreage noted in West River area; in 1970, 

 classed as noneconomic. On rangeland this year 47,000 acres classed light, 

 17,700 acres threatening to severe infestation. (PPD). 



ORIENTAL FRUIT FLY (Dacus dorsalis ) - CALIFORNIA - Single male taken in trap in 



yard at Garden Grove, Orange County on September 8 by K, Reese. Determined by 



G. Okumura, This location near where flies trapped in 1970 in Los Alamitos 

 Naval grounds, (Cal, Coop, Rpt , ) , 



PINK BOLLWORM ( Pectinophora gossypiella ) - TENNESSEE - All trapping has been 

 negative, (PPD) . TEXAS - Infestations heavy in north-central area. Heavy in 

 bolls in Collin, Delta, and Rockwall Counties. Other infestations reported from 

 Hill, Navarro, Ellis, Kaufman, and Dallas Counties. Light, scattered infestations 

 in Pecos Valley; ranged 1-3 percent infested bolls. Ranged 15-35 percent infested 

 bolls in isolated fields near Coyanosa, Pecos County. Light, averaged less than 

 3 percent infested bolls in El Paso, Reeves, Midland, Glasscock, and Reagan 

 Counties. Pecos Experiment Station farm in Reeves County reported 3 percent 

 infested bolls. (Turney, Neeb) . ARIZONA - Building up in all areas at Safford, 

 Graham County, (Ariz, Coop, Sur.), NEW MEXICO - Collected 19 moths in 10 hexalure 

 traps on August 30, at Carlsbad, Eddy County, (Mathews), 



WOOLLY WHITEFLY (Aleurothrixus floccosus ) - CALIFORNIA - Inspection east of Balboa 

 Park revealed 95 properties with 267 infested trees at San Diego, San Diego 

 County. Twenty-one parasite release sites located in this area. Some parasite 

 activity now appearing in older release sites in San Diego, (Cal. Coop. Rpt,), 



RANGE CATERPILLAR (Hemileuca oliviae ) - NEW MEXICO - Larvae began pupating in 

 Lincoln County September 6-11, Drought conditions exist in most of infested area, 

 (N.M, Coop. Rpt.). 



