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HAWAII INSECT REPORT 



New State Record - Nymphs and adults of DAYLILY THRIPS ( Frankliniella 

 hemerocallis ) collected from Hemerocallis spp. at Honolulu, Oahu, by 

 K. Sakimura in September 1969. Determined by K. Sakimura. Since 1948, collected 

 in Wisconsin, Florida, Maryland, and New York. (Sakimura). 



Sorghum - Larvae of a CHRISTMAS BERRY WEBWORM ( Cryptoblabes aliena ) moderate on 

 sorghum panicles in 250 acres; SORGHUM MIDGE ( Contarinia sorghicola ) moderate on 

 immature seedheads in 150 acres in adjacent planting on Kauai and CORN LEAF APHID 

 ( Rhopalosiphum maidis ) trace in same area. (Kawamura) . 



Man and Animals - Trapped 884 VEXANS MOSQUITO ( Aedes vexans nocturnas ) and 

 1,432 SOUTHERN HOUSE MOSQUITO ( Culex pipiens quinquef ascia tus ) in 55~light traps 

 on Oahu during November. Aedes ranged 0-408 per trap at Punaluu. Culex ranged 

 0-331 per trap at Waipahu"! TMosq. Cont. Br., Dept. of Health). 



Forest and Shade Trees - BLACK TWIG BORER ( Xylosandrus compactus ) moderate in 

 kiawe trees ( Prosopis pallida ) at Kona , Hawaii; caused terminal dieback. Also 

 severe in kawau tree ( Ilex anomala ) at Pupukea Paumalu Forest Reserve, Oahu. A 

 new host record. (Yoshioka, Gagne) . A PSYLLID ( Trioza sp.) moderate to heavy on 

 leaves of Metrosideros collina at Wahiawa Forest Reserve and at Mt. Kaala, Oahu. 

 At Wahiawa, about 60 percent of terminal leaves with as many as 20 galls per leaf; 

 average 11. Average 7 galls per leaf at Mt. Kaala. (Au et al.). 



General Vegetables - Larvae of BEET ARMYWORM ( Spodoptera exigua ) light for second 

 week on young broccoli on Oahu; this species usually associated with green onions 

 in Hawaii. Larvae and pupae of LEEK MOTH ( Acrolepia assectella ) heavy in 5,000 

 square feet of green onion at Makawao, Maui^ (Miyahira) . CORN EARWORM ( Heliothis 

 zea ) moderate (40-60 percent of young corn with 1 or more early instar larvae on 

 silks or ear tip) in small planting at Waralua. Larvae trace in 5,000 square feet 

 of bell peppers at Pupukea, Oahu. Controls planned. (Kawamura). 



Beneficial Insects - Percent of internodes of Tribulus terrestris and T. 

 cistoides found to be infested or damaged by a PUNCTUREVINE STEM WEEVIL 

 ( Microlarinus lypriformis ) at Kihei, Maui; 36 (33 internodes) and (50 inter- 

 nodes) respectively. Puncture vine scarce on this island. At Kaalualu, Hawaii, of 

 102 internodes of T. cistoides examined 64 percent affected. (Miyahira, Yoshioka). 

 Larvae of BLACKBERRY SKELETONIZER ( Schreckens teinia festaliella ) and a TORTRICID 

 MOTH ( Apotof orma sp.) light to moderate in 25 acres of blackberry at Waikamoi, 

 Maui. (Miyahira) . Emergence of A BRACONID (Meteorus laphygmae ) light from larvae 

 of Melipotis indomi ta (a noctuid moth) collected from kiawe TProsopis pallida ) 

 trees on Maui during October. (Rose). 



Miscellaneous Insects - Larvae of a GEOMETRID MOTH ( Semiothisa santaremaria ) 



heavy on Leucaena leococephala , Pithecellobium dulce and Acacia f arnesiana 



in 1,500 acres of pastures and wastelands at Mana , Kekaha, Walmea, Makaweli, and 



Hannapepe, Kauai. Larvae of A NOCTUID MOTH ( Semiothisa samtaremaria ) an'd 



KOA HAOLE LOOPER ( Anacamptodes f ragilaria ) heavy in 500 acres of koa haole at 



Waimea and Kekeha, Kauai, defoliation heavy. (Sugawa) . Adults of a CADDIS FLY 



( Cheumatopsyche analis ) taken on Kauai for new island record. (Howarth) . 



General Pests - CORN EARWORM ( Heliothis zea) larvae heavy, about 80 percent of 

 ears infested in one acre of seed corn at Kihei, Maui. Light to moderate in 3 

 acres of roses at Waianae, Oahu; as much as 30 percent of mature buds infested 

 with early instar larvae. (Ah Sam et al.). 



