Decay and discoloration of sugar maple,

Ohman, John H., 1931-

Decay and discoloration of sugar maple, by John H. Ohman. - [Washington, U.S. Govt. Print. Off.] 1968. - folder (8 p.) illus. 24 cm.

Caption title.

Bibliography: p. 6.

agr68000141


Sugar maple--Wounds and injuries.
Acer saccharum.
Trees--Decay.

A423.9 F764 no. 110

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