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 - 595.7:632.937 L1 PY - 0000///New York CY - 1971 PB - Plenum Press ER -