SBexpert Users Guide (Version 1.0): A Knowledge-Based Decision-Support System for Spruce Beetle Management. General Technical Report PNW-GTR-345
Reynolds Keith M.
Holsten Edward H.
Werner Richard A.
Portland : U.S.Department of Agriculture, Forest Service, Pacific Northwest Research Station , 1994. - 72 s.: 54 obr., 4 tab.
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