. Cooperative economic insect report. Insect pests Control United States Periodicals. - 750 -. CORN EARWORM (Heliothis zea) - DELAWARE - Infesting ears of sweet corn at Hartly, Canterbury and many locations in Sussex County. (Milliron). MARYLAND - Twenty percent of early sweet corn ears in- fested with small larvae, Baltimore County. (U. Md., Ent. Dept.). WISCONSIN - Larvae in early sweet corn in Sauk County. (Wis. Ins. Bui.). COLORADO - Pupating in Prowers, Bent, Las Animas and Otero Counties. (Exp. Sta. ). TEXAS - Medium local infestations on peanuts in Comanche County. (Sanohez). NEW MEXICO
. Cooperative economic insect report. Insect pests Control United States Periodicals. - 750 -. CORN EARWORM (Heliothis zea) - DELAWARE - Infesting ears of sweet corn at Hartly, Canterbury and many locations in Sussex County. (Milliron). MARYLAND - Twenty percent of early sweet corn ears in- fested with small larvae, Baltimore County. (U. Md., Ent. Dept.). WISCONSIN - Larvae in early sweet corn in Sauk County. (Wis. Ins. Bui.). COLORADO - Pupating in Prowers, Bent, Las Animas and Otero Counties. (Exp. Sta. ). TEXAS - Medium local infestations on peanuts in Comanche County. (Sanohez). NEW MEXICO - Infestations medium to heavy in sweet and field corn in Dona Ana County. (Durkin, July 21). ARIZONA - Twenty-eight per 100 sweeps on sorghum in soft dough stage at Casa Grande, July 17. (Ariz. Coop. Rept.). UTAH - Some damage in several counties to early sweet corn. (Knowlton).. DUSKY SAP BEETLE (Carpophilus lugubris) - DELAWARE - Very abundant on sweet corn throughout State. Severe damage by larvae and adults to ears at some places. (Milliron). SOUTHWESTERN CORN BORER (Zeadiatraea grandiosella) - ARIZONA Light on 30 acres of grain sorghum west of Casa Grande, July 24; and 5 to 10 per 100 stalks 2 corn fields in early tassel stage east of Safford, Graham County. (Ariz. Coop. Rept.). MISSOURI - Approximately 90 percent emergence from pupation in extreme southwestern counties. No second generation larvae in surveyed fields. First generation infestation ranged from 1 to 5 percent. (Kyd, Thomas). STALK BORER (Papaipema nebris) - NEW HAMPSHIRE - Unusually destructive to corn generally this year. (Conklin). WISCONSIN - Damage to margins of sweet corn fields. Appears to be slightly greater than normal infestation. (Wis. Ins. Bui. ).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Entomo
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