00709nam a2200193Ia 4500 CTU_44094 210402s9999 xx 000 0 und d 595.76 Ng406/1974 Ngô, Đình Ngoạn Biology and control of an ambrosia twig beetle : A thesis presented to the graduate council of the University of Florida in partial fulfillment of the requirements for the degree of Master of Science Ngô Đình Ngoạn Florida, USA University of Florida 1974 entomology Nguyễn Quang Điền, 010911 Trung tâm Học liệu Trường Đại học Cần Thơ