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DECIDUOUS FRUITS AND NUTS 



CODLING MOTH ( Laspeyresia pomonella ) - COLORADO - Collections in attractant traps 

 show increase past 2 weeks in Mesa County. (Bulla). MICHIGAN - Second-brood moth 

 emergence building toward peak in southwest counties. Emergence further north 

 should start soon. Fresh larval entries into fruit observed. Cover sprays 

 remainder of season should be made on basis egg laying will continue about 2 

 months. (Thompson). 



CUTWORMS - WASHINGTON - Larvae severely damaged pear foliage and 10-25 percent 

 of fruit in Yakima, Yakima County. Treatment not giving adequate control. 

 (Jenkins, Hudson). 



PEAR PSYLLA ( Psylla pyricola ) - WASHINGTON - All stages present on pear in Yakima 

 County. Active stages and adults surviving heat and numerous spray combinations. 

 (Gregorich) . OREGON - Heavy in Garden Valley area of Douglas County July 12-30. 

 Many growers neglected control program due to ease of control in past years. 

 During week ending July 23 population became problem in all orchards where little 

 difficulty experienced in past. Application of 2 or 3 sprays in 10-day period 

 necessary to regain control. (Passon) . 



PEARSLUG ( Cal iroa cerasi ) - UTAH - Damage conspicuous in Salt Lake, Davis, Weber, 

 and Box Elder County cherry orchards. (Knowlton, Burtenshaw) . 



SPIDER MITES - OREGON - Panonychus ulmi (European red mite) building up to very 

 heavy populations in some orchards and causing considerable defoliation in some 

 integrated control blocks of pears. (Berry). COLORADO - Tetranychus ur ticae 

 (twospotted spider mite) damaged apple and pear in Delta, Montrose, Mesa, and 

 Garfield Counties. Ranged 20 to 100 per leaf in orchards with heavier populations. 

 (Bulla). CONNECTICUT - P. ulmi populations reported heavy on unsprayed trees in 

 New Haven. Foliage bronzed. Also troublesome in Bantam and East Lyme. (Savos) . 



FALL WEBWORM ( Hyphantria cunea ) - TEXAS - Infesting pecans throughout south and 

 south-central counties. Commercial growers sprayed in Gonzales and Guadalupe 

 Counties. Heavy on pecan trees in yards in almost every city and town in area. 

 Light in Crockett County. (Neeb, Cole). 



CITRUS 



CITRUS FLAT MITE ( Brevipalpus lewisi ) - ARIZONA - Infestation at treatment level 

 in 2 groves on Yuma Mesa, Yuma County. (Ariz. Coop. Sur.). 



ORNAMENTALS 



NANTUCKET PINE TIP MOTH ( Rhyaconia f rustrana ) - KANSAS - Heavy larval infestations 

 on pines in nursery plantings in Riley and Geary Counties. (Bell). 



HOLLYHOCK WEEVIL ( Apion longirostre ) - KANSAS - Found on hollyhock in a nursery 

 in Johnson County. This is a new county record. (Bell). 



A LACE BUG ( Stephanitis takeyai ) - PENNSYLVANIA - Adults and nymphs collected on 

 andromeda ( Pieris sp.) at nursery at Angelica, Berks County, by D. Christie 

 July 21. This is a new county record. (Simons). 



FOREST AND SHADE TREES 



DOUGLAS FIR TUSSOCK MOTH ( Hemerocampa pseudotsuga ta ) - WASHINGTON - Serious on 

 1,000 acres along south bank of Wenatchee River between Leavenworth and Cashmere 

 in Chelan County; causing top kill, moving into pines; light on 200-300 acres of 

 private land at Shriner Beach on Lake Chelan. Moderate on 200 acres northwest of 

 Riverside on Okanogan River, Okanogan County, and light 10 miles southeast of 

 Oroville; pupating at latter location. Evaluation surveys to be made in late fall 

 to determine necessity of control measures. (Pettinger). 



