Forest disease surveys:
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Bibliographic Details
Main Authors: Weir, James R. (Author), Hubert, Ernest E. (Author)
Format: Book
Language:English
Published: Washington, D. C. Government Printing Office June 12, 1918
Series:United States Department of Agriculture, Bulletin Number 658
Item Description:Contribution from the Bureau of Plant Industry
Physical Description:23 Seiten Illustrationen, Karten