TY - BOOK AU - Lumsden,Robert D. AU - Vaughn,James L. TI - Pest Management: Biologically Based Technologies T2 - Conference Proceedings Series SN - 0841227268 PY - 1993/// CY - Washington PB - American Chemical Society KW - Biological pest control KW - Agents--Congresses KW - Agricultural pest KW - Biological control--Congres N1 - Proceedings of Beltsville Symposium XVIII, Agricultural Research Service, U.S. Department of Agriculture Beltsville, Maryland, May 2-6, 1993 ER -