na INLIS000000000009062 20240221022753 0010-0521009062 240221 | | 0-471 90349 3 en 632.9/PES 632.9/PES Gordon R. Conway PEST and pathogen control : Strategic, tactical and policy models / Gordon R. Conway Chichester : John Wiley and Sons, 1984 xv, 488 p.: ill.; 24 cm. PEST CONTROL -- MATHEMATICS 311ODA1991