TY - BOOK AU - "Huffaker, C.B., Ed." TI - "Biological control :Proceedings of an AAAS symposium on biological control, held at Botson, Massachussetts, December 30-31, 1969" U1 - "632.937""1969.12.30/31""(082.2) L1" PY - 0000///New York CY - 1974 PB - A Plenum ER -