Thomson, Alan J. Web diagnostic tool for common tree diseases of British Columbia / Alan J. Thomson, Eric A. Allen, Duncan J. Morrison. -- Victoria : Canadian Forest Service, 1997. -- 4 s. : obr. ; 28 cm. -- (Technology Transfer Notes ; 9/1997). -- ISBN 0-662-26120-8 : .00. -- ISSN 1209-6571

I. Allen, Eric Andrew, 1955
II. Morrison, Duncan J.

630*443.3+004.891+004.738.5
ZV001