- 586 - 



LYGUS BUGS ( Lygus spp.) - NEW MEXICO - Adults and nymphs 10-50+ per 25 sweeps 

 of alfalfa near Los Lunas, Valencia County. (Heninger) . WASHINGTON - L. hesperus 

 and L. elisus (3+ per sweep) noted July 30 affecting bloom of alfalfa grown for 

 seed~at Toppenish, Yakima County. (Landis) . ARIZONA - Counts per 100 sweeps of 

 alfalfa in Yuma County: 320-480 in 2 fields on Yuma Mesa, 250-990 in 2 fields 

 at Yuma Valley. (Ariz, Coop. Sur.). WYOMING - Lygus sp. per 10 sweeps ranged 

 14-40 in Goshen County alfalfa, 22-48 in Platte County, and 0-30 in Park County. 

 (Burkhardt) . 



TARNISHED PLANT BUG ( Lygus lineolaris ) - NEW YORK - Nymphs and adults increasing. 

 Nymphs 1-2 per sweep in alfalfa seed field near Ithaca, Tompkins County, seed 

 damage evident. (N.Y. Wkly. Rpt . , Aug. 2). OHIO - Adults averaged 3+ per sweep 

 in red clover in Ashtabula County. (Andress) . OKLAHOMA - Adults averaged 45 per 

 10 sweeps in field of seed alfalfa in Wagoner County. (Okla. Coop. Sur.). 



PEA APHID ( Acyrthosiphon pisum ) - WYOMING - Heavy in many alfalfa fields, 

 especially in Park County; ranged 300-800 (average 560) per 10 sweeps to as high 

 as 640-820 (average 720) per 10 sweeps. Ranged 100-160 (average 128) per 10 

 sweeps in 2 Goshen County fields, and 140-240 per 10 sweeps in Platte County. 

 (Parshall) . 



SOYBEANS 



THREECORNERED ALFALFA HOPPER ( Spissistilus festinus ) - ALABAMA - Caused much 

 damage in one soybean field in Geneva County. Some girdling and breaking of 

 plants observed in all fields examined in Greene, Sumter, and Bibb Counties. 

 (Reynolds et al.). 



LESSER CORNSTALK BORER ( Elasmopalpus lignosellus ) - ALABAMA - Damaged soybeans 

 in several fields in Geneva County. (Reynolds) . 



TWOSPOTTED SPIDER MITE ( Tetranychus urticae ) - MARYLAND - Heavy and caused 

 defoliation in 1 percent of total acreage planted on Eastern Shore, Most fields 

 continue to be uninfested. (U. Md., Ent. Dept . ) . 



PEANUTS 



LESSER CORNSTALK BORER ( Elasmopalpus lignosellus ) - OKLAHOMA - Moderate in peanuts 

 in Atoka County. (Okla. Coop. Sur. ) . TEXAS - Generally, infestations decreased 

 significantly in central area. Still moderate in dryland peanuts. Percent infesta- 

 tion by county: Callahan 11, Erath 21, Brown 28, Eastland 35, Comanche 22, 

 Hood 8, and Hill 20. (Hoelscher) . 



GRANULATE CUTWORM (Feltia subterranea ) - ALABAMA - Damaged several peanut fields 

 in Dale County. (Estes) . 



COTTON 



BOLL WEEVIL ( Anthonomus grandis ) - TEXAS - In McLennan and Falls Counties, 

 surveys indicate buildup" Punctured squares averaged 27.8 (maximum 37.7) percent 

 in 5 fields. Adults numerous in all fields, (Cowan et al,). OKLAHOMA - Punctured 

 squares ranged 60-75 percent in several fields in Caddo and Greer Counties. 

 Ranged 10-25 percent in Marshall County. In Choska area, Wagoner County, no 

 punctured squares found on plants but last instars (and few pupae) common in 

 squares on ground (0-5 per foot of row). (Okla. Coop. Sur.). ARKANSAS - Infesta- 

 tions increasing. Of 6,896 fields surveyed, 4,939 infested. Treatments needed in 

 1,022 fields. (Boyer et al,), LOUISIANA - In Madison Parish, total of 2,643 

 weevils taken on traps; 1,142 on non-sticky traps and 1,501 on sticky traps as 

 of July 29. (Cleveland et al.). MISSISSIPPI - Percent average infestation 

 ranged 6-12 in Monroe, Holmes, Washington, and Rankin Counties. Some fields in 

 Pike County with 85 percent infestation. (Robinson) . In delta counties, 

 punctured squares averaged 7.4 (maximum 33.5) percent in 10 of 11 fields. In 

 pheromone- baited wing traps, total to date in Washington County 54, in Bolivar 



