Biodiversity Heritage Library
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Subject "Tree crops"
Farm your forest /
By: Curtin, Theodore W. - University of Illinois at Urbana-Champaign.
Publication info: [Urbana, Ill.] :University of Illinois at Urbana-Champaign, College of Agriculture, Cooperative Extension Service,
Contributed by: University of Illinois Urbana Champaign
Subjects: Forests and forestry Illinois Tree crops
Sample plots in silvicultural research /
By: United States.
Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1935.
Contributed by: U.S. Department of Agriculture, National Agricultural Library
Subjects: Forests and forestry Tree crops