A management system to control Douglas-fir tussock moth, Orgyia pseudotsugata, using OpNPV / Imre S. Otvos...[et al.]. -- Victoria : Canadian Forest Service, 1998. -- 3 s. : obr. ; 28 cm. -- (Technology Transfer Notes ; 11/1998). -- ISBN 0-662-26817-2 : .00. -- ISSN 1209-6571

I. Otvos, Imre S.

630*411+630*453
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