INTRODUCTION
INSECT PESTS OF CONIFERS
    1. Pine need1e gall midge (PNGM), Thecodiplosis japonensis
    2. Black Pine Bast Scale, Matsucoccus thunbergianae
INSECT PESTS OF DECIDUOUS
    1. Fall Webworm, Hyphantria cunea
    2. Sycamore lace bug, Corythucha ciliata
    3. Locust gall midge, Obolodiplosis robiniae
    4. Lycorma delicatula
LITERATURE CITED

• Choi Kwang Sik(Division of Forest Insect Pests and Diseases, Korea Forest Research Institute)
• Won Il Choi(Division of Forest Insect Pests and Diseases, Korea Forest Research Institute)
• Sang Chul Shin(Division of Forest Insect Pests and Diseases, Korea Forest Research Institute)