一般注記Cover title
Distributed to depository libraries in microfiche
"September 1990"--P. [2] of cover
Physical description for original version: ii, 19 p. : 28 cm
書誌注記Includes bibliographical references (p. 17-19)
原資料等に関する注記原資料の出版事項: Berkeley, Calif. (P.O. Box 245, Berkeley 94701) : U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Research Station, [1990]
SUPTDOC番号: A 13.88: PSW-123
GPO管理番号: 0083-B-06 (MF)