Decline and dieback of trees and forests : a global overview /
Ciesla, William M.
Donaubauer, Edwin.
Food and Agriculture Organization of the United Nations.
Rome : Food and Agriculture Organization of the United Nations,
c1994.
"M-34"--T.p. verso.
Includes bibliographical references (p. 78-90)
Forest declines.
Tree declines.
Dieback.