TY - BOOK AU - J.C.Van Lenteren TI - Quality control and production of biological control agents : Theory and testing procedures SN - 0-85199-688-4 U1 - 632.96 PY - 2003/// CY - Wallingford PB - CABI Publishing N1 - J.C.Van Lenteren: Quality control and production of biological control agents : Theory and testing procedures. Wallingford. CABI Publishing, 2003. 0-85199-688-4--(632.96LEN) ER -