- 614 - 



(N.Y. Wkly. Rpt,). WISCONSIN - Few larvae found in ears in Sheboygan County and 

 individual moths appearing sporadically in blacklight traps as far north as 

 Hancock. (Wis. Ins. Sur.). 



CORN LEAF APHID (Rhopalosiphum maidis ) - ARIZONA - Commercial applicators and 

 growers report spotted light infestations on sorghum in Yuma area, Yuma County. 

 Heavy on lower third of plants at Safford, Graham County. (Ariz. Coop. Sur.). 

 OKLAHOMA - Heavy on sorghum in Jackson and Cotton Counties. Ranged up to 1,000 

 per leaf in Jackson County. (Okla. Coop. Sur.). MAINE - Populations very light 

 to light in 16 fields in which Coleomegilla maculata (a lady beetle) adults and 

 larvae found in southern and western areas. Some Coccinella transversoguttata 

 (transverse lady beetle) adults and larvae noted. (Gall) . 



GREENBUG ( Schizaphis graminum) - TEXAS - Generally declined in all areas reported. 

 Beneficial insects helped in greenbug control in most areas. Some isolated areas 

 may still have heavy greenbug populations; moderate increase in Trans-Pecos area. 

 (Clymer et al.). OKLAHOMA - Moderate to heavy on sorghum in Roger Mills County. 

 Controls underway. Moderate and declining in Cimarron County sorghum. Ranged 5-10 

 per plant on volunteer wheat and damaged some early planted wheat in Cimarron 

 County. (Okla. Coop. Sur.). COLORADO - Found in most areas of Arkansas Valley on 

 sorghum. Heaviest in Crowley and Prowers Counties, lower 4-5 leaves lost in late- 

 planted fields. (Schweissing) . KANSAS - Population on sorghum in southwest and 

 west-central districts generally light and heavily parasitized by unspecified 

 parasitic wasps. Limited surveys in other areas showed no greenbugs and/or evidence 

 of parasitism. (Bell). 



HORNWORMS (Manduca spp.) - DELAWARE - Adults averaged 4 per night in Sussex 

 County black light traps. (Burbutis, Lesiewicz) . NEW MEXICO - Some M. qulnque - 

 maculata (tomato hornworm) noted on tomatoes in Dona Ana County. (NTM. Coop. 

 Rpt . ) . 



SPOTTED ALFALFA APHID (Therioaphis maculata ) - OKLAHOULA - Light to moderate on 

 alfalfa in Garvin County. (Okla. Coop. Sur.). COLORADO - Ranged 0-1,000 per 100 

 sweeps of alfalfa in Arkansas Valley fields. (Schweissing). 



TOBACCO BUDWORM ( Heliothis virescens ) - MARYLAND - Light to moderate on tobacco 

 in Prince Georges County. (U. Md., Ent . Dept.). NORTH CAROLINA - In Columbus and 

 Bladen Counties, 224 of 470 fields checked with infestations at 10 percent or 

 above. Larvae 1 inch or more on 25 percent of plants. (Kornegay et al.). 



CORN, SORGHUM, SUGARCANE 



EUROPEAN CORN BORER (Ostrinia nubilalis ) - MAINE - Infestations 0-10 percent. 

 Moths in traps at Portland CSchaf f er) Indicating possible second generation. 

 Most not pupated. (Gall). NEW YORK - In Hudson Valley, moth collections heavy; 

 100 in 2 traps on August 10. In corn ears and whorls largest larvae third 

 instar. (N.Y. Wkly. Rpt.). DELAWARE - Adults averaged 76 per night in blacklight 

 trap at Bridgeville, Sussex County. Egg masses average 1 per 10 pepper plants with 

 infestation of fruit averaging 28 percent in untreated plants. (Burbutis, 

 Lesiewicz). MARYLAND - Moths averaged 16 per night in blacklight trap at Hurlock, 

 Dorchester County. (U. Md., Ent. Dept.). INDIANA - Seven fields in Knox County 

 averaged 26 percent infestation with second-generation larvae (range 2-56 

 percent) with average of 45 larvae per 100 stalks (range 140 per 100 stalks) . 

 Seven fields in Posey County averaged 15 percent infested (range 0-32 percent) 

 with an average of 28 larvae per 100 stalks (range 0-64 per 100 stalks) . Larvae 

 ranged second instar to full grown, with pupation occasional in more southern 

 Posey County area. (Meyer). WISCONSIN - Feeding damage continues light in north- 

 eastern counties near Green Bay and eggs scarce in that area. Feeding injury more 

 evident in central counties and eggs easy to find. Egg masses on August 18 

 appeared freshly laid. Moth catches heavy in most blacklight traps. (Wis. Ins. 

 Sur.). MINNESOTA - Moth counts increased at Worthington, Shakopee, and at 

 Rochester. Six moths collected August 11, 509 August 12, 1,400 August 13 in 

 blacklight trap. Eggs in southeast district. (Minn. Pest Rpt.). SOUTH DAKOTA - 



