一般注記Cover title
Distributed to depository libraries in microfiche
Shipping list no.: 92-0431-M
"March 1989."
Physical description for original version: 23 p. : 28 cm
書誌注記Includes bibliographical references (p. 21-23)
原資料等に関する注記原資料の出版事項: Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1989]
SUPTDOC番号: A 13.88: PNW-GTR-227
GPO管理番号: 0083-B-06 (MF)