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Description:
regrowth from stem base of oak sapling frosted with CO2. June 1960. Photo from 8.5 feet high. Decimeterscale.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-10-02
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Construction of mound. August 7 to 11, 1961.
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Construction of mound. August 7 to 11, 1961.
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Full view of helicopter
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
S. Roger Bray measuring light reflection from sandy soil.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-07 - 1960-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-09
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Fish Lake, view north. Image is overexposed.
Creator:
Lawrence, Donald, 1911-1996
Created:
1966-10-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Light Measurement by holding paddle through door opening. Door removed
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-09
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Paper bird evapotranspirimeter manually operated. Tree inside tank leafless. Trees outside not completely leafless. Higher water table inside tank may be responsible.
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-09-06
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Installing access tunnel beneath mound.
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Near vertical view on Cedar Creek and meadow north of the upper bridge and culvert.
Creator:
Lawrence, Donald, 1911-1996
Created:
1966-10-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-09
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-09
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Sampling a tree trunk in productivity studies. Archer
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-20
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Lawrence Cabin from helicopter
Creator:
Lawrence, Donald, 1911-1996
Created:
1960-08-04
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Creator:
Lawrence, Donald, 1911-1996
Created:
1975-07-08
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Old field where abandonment srips will be. View west near cemetery
Creator:
Lawrence, Donald, 1911-1996
Created:
1966-10-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
Description:
Jon Sanger's soybean plants.
Creator:
Lawrence, Donald, 1911-1996
Created:
1961-07-07
Contributed By:
University of Minnesota Libraries, University Archives.
Last Updated:
2018-07-23
