Sulphur content of upland and wetland vegetation in north central Minnesota
By: M. Dean Knighton.
Contributors: North Central Forest Experiment Station (Saint Paul, Minn.)
Series: Research note NC -- 277.
Publisher: North Central Forest Experiment Station, Forest Service, U.S.D.A.
Published: 1982
Place of publication: St. Paul, MN
Language: eng
Subjects: Sulphur.; Wetlands -- Minnesota.
Notes: Caption title.

Bibliography: p. 2-3.

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