665 



HAWAII INSECT REPORT 



General Vegetables - CORN EARWORM (Heliothis zea ) moderate to heavy in 5 acres 

 of field corn at Kaaawa, Oahu; about 80 percent of mature ears with at least one 

 larva. (Kawamura) . 



Fruits and Nuts - A BARK BEETLE (Xylosandrus compactus ) moderate to heavy on 

 coffee and Annona trees at Kona, Hawaii. First record on this portion of island. 

 On heavily infested Annona trees, emergence holes averaged 8 per foot of 0.25 

 inch twigs; averaged 4 holes per similar sampling on adjacent coffee trees. 

 (Yoshioka) . A SWALLOWTAIL BUTTERFLY ( Papilio xuthus) eggs collected from lime 

 tree at Lanikai, Oahu; first record in windward Oahu. Previously recorded only 

 in leeward areas. (Davis). 



Ornamentals - Larva of a NOCTUID MOTH ( Callopistria sp.) collected from small 

 planting of fishtail fern (Nephrolepis biserrata var. furcans ) at home at 

 Moanalua, Oahu. This new immigrant pest apparently established in scattered 

 areas on Oahu during past few months; Moanalua about 9 miles from original 

 discovery site. Late July, infested fern at Waimanalo, Oahu; about 10 miles from 

 first recorded site. (Kumashiro) . 



Forest and Shade Trees - Larvae of a GEOMETRID MOTH (Scotorythra sp.) moderate in 

 100 acres of Acacia koa at Waikamoi, Maui; defoliation about 50-75 percent on 

 most trees. (Wong, Miyahira) . All stages of a PSYLLID (Psylla uncatoides ) trace 

 on Acacia conf usa trees at Manoa, Oahu; adults averaged less than 1 per 10 sweeps. 

 Negative on same host at Punchbowl, Waimanalo, Mililani, and Makiki Round Top, 

 Oahu. (Kashiwai, Kawamura) . 



General Pests - Survey of anthurium nurseries at Pahoa, Hawaii, revealed varying 

 degree of damage to flowers by oviposition and feeding of NARROW WINGED KATYDID 

 (Elimaea punctif era ) . Damage to flowers cultivated under saran and tree fern 

 or cleared forest areas : 2-10 (averaged 4) percent; 10-80 (averaged 48) 

 respectively. Citrus groves adjacent to heavily damaged anthurium plantings 

 severely affected by feeding damage to young terminal leaves, flowers and newly 

 formed fruits. Nymphs and adults moderate on citrus. (Shigenaga) . 



Miscellaneous Pests - Two adults of VAGRANT GRASSHOPPER (Schistocerca vaga) taken 

 at large at Mauna Kea Beach Hotel, Hawaii. First reported in August 1965, now 

 occurs on every major island. (Yoshioka). 



