- 658 - 



devoid of cocklebur plants. In 1970, immature Dectes collected for new State 

 record from Tipton, Madison, and Haywood Counties; reported as Dectes sayi . 

 However, rearing immatures into adults indicated species was D. texanus texanus . 

 Investigations indicate this species not economic but potential for economic 

 damage indicated by heavy populations in some fields. (Gordon). 



FORAGE LEGUMES 



ALFALFA CATERPILLAR (Colias eurytheme) - OKLAHOMA - Averaged 5 per 10 sweeps of 

 alfalfa in Kiowa County field. Unspecified tachina fly laid eggs on about 50 per- 

 cent of larvae, with 1-13 eggs per larva. (Okla. Coop. Sur.). KENTUCKY - Larvae, 

 40 per 100 sweeps, damaged alfalfa in Warren County. (.Barnett) . WISCONSIN - 

 Half-grown larvae ranged 2-6 per 10 sweeps in most alfalfa. (Wis. Ins. Sur.). 



GREEN CLOVERWORM ( Plathypena scabra ) - OKLAHOMA - Averaged 80 per 10 sweeps of 

 alfalfa in Caddo County field. Light (0-3 per 10 sweeps) in 2 fields in Washita 

 and Kiowa Counties. (Okla. Coop. Sur.). 



ALFALFA WEEVIL (Hypera postica ) - WISCONSIN - Few half-grown larvae and adults 

 still found in some lush alfalfa in southern part of State, Confirmation made of 

 specimens recovered earlier for new county records as follows: Langlade, 

 Lincoln, Taylor, Clark, and Pepin. (Wis. Ins. Sur.). COLORADO - Larvae decreased 

 in all areas of Arkansas Valley; ranged 0-600 per 100 sweeps. (Schweissing) . 



PEA APHID (Acyrthosiphon pisum ) - WYOMING - Ranged from average of 36 in some 

 alfalfa to as high as 2,332 per 10 sweeps in other fields August 25 in Park 

 County (Burkhardt) . On August 31, ranged 10-70 per 10 sweeps (Murray). Ranged 

 10-50 per 10 sweeps near Torrington, Goshen County (Stringer) . KANSAS - None 

 found in field in Scott County where 2,000 per 10 sweeps found 14 days ago. 

 Lady beetles abundant. (Bell). 



SWEETCLOVER APHID (Therioaphis riehmi ) - OKLAHOMA - Collected from yellow sweet- 

 clover in Okmulgee County May 1971. Determined by L.M. Russell. This is a new 

 county record, (Okla. Coop. Sur,), 



THREECORNERED ALFALFA HOPPER (Spissistilus festinus ) - OKLAHOMA - Averaged 32 

 per 10 sweeps in Caddo County alfalfa field. Ranged 0-2 per 10 sweeps in 2 fields 

 in Washita and Kiowa Counties, (Okla. Coop, Sur.). 



LEAFMINER FLIES (Agromyza spp.) - MASSACHUSETTS - Adults 410 per 100 sweeps of 

 alfalfa in Hampshire County field. (Miller) . 



SOYBEANS 



MEXICAN BEAN BEETLE (Epilachna varivestis) - SOUTH CAROLINA - Heavy, adults 20-25 

 per plant in 35 acres of soybeans at Orangeburg and Calhoun County line, causing 

 50 percent foliage loss. (Langf ord) . NORTH CAROLINA - In 2 of 15 fields in 

 Coastal Plains 15-20 percent of upper leaves defoliated. Remaining fields light 

 defoliation. Larvae and adults increasing. (Hunt) . VIRGINIA - Damage in Tidewater 

 regions still light, but increasing. Expected increase has not developed. 

 (Hofmaster) . MARYLAND - Adults and larvae damaged 500 acres of soybeans in 

 Shorptown, Quantico, and Salisbury area of Wicomico County. Controls needed. 

 (U. Md., Ent. Dept.). 



GREEN CLOVERWORM (Plathypena scabra ) - KANSAS - Larvae averaged 15 per 30 row 

 feet of soybeans in Sumner County field, 21 and 42 in 2 Cowley County fields, 

 and 6 in Butler County field. (Bell). 



CABBAGE LOOPER (Trichoplusia ni) - SOUTH CAROLINA - Larvae 5 per plant on 300 

 acres of soybeans in Marlboro County; caused about 10 percent foliage loss. Not 

 expected to affect yield due to extra heavy growth of plants, (Smith). 



