Die Ernährung der Pflanze.

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Item Link Original Source
Full view   v.8 no.2-24 1912 Cornell University
Full view   v.9 no.1-23 1913 Cornell University
Full view   jahrg.9 (1913) University of Minnesota
Full view   v.10 1914 Cornell University
Full view   v.11 no.1-24 1915 Cornell University
Full view   v.12 no.1-6 1916 Cornell University
Full view   v.23 1927 Cornell University
Full view   v.24 1928 Cornell University
Limited (search only)   v.25 1929 Cornell University
Limited (search only)   v.25 1929 University of Michigan
Limited (search only)   v.26 1930 Cornell University
Limited (search only)   v.26 1930 University of Michigan
Limited (search only)   v.27 1931 Cornell University
Limited (search only)   v.27 1931 University of Michigan
Limited (search only)   v.28 1932 Cornell University
Limited (search only)   v.28 1932 University of Michigan
Limited (search only)   v.29 1933 Cornell University
Limited (search only)   v.30 1934 Cornell University
Limited (search only)   v.31 1935 Cornell University
Limited (search only)   v.31 1935 University of Michigan
Limited (search only)   v.32 1936 Cornell University
Limited (search only)   v.32 1936 University of Michigan
Limited (search only)   v.33 1937 Cornell University
Limited (search only)   v.34 1938 Cornell University
Limited (search only)   v.35-36 1939-1940 Cornell University
Limited (search only)   v.35 1939 University of Michigan
Full view   1912-1913 University of Michigan
Full view   1914 University of Michigan
Limited (search only)   1937-1938 University of Michigan