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Pat Kelsey (left) and Rick Hootman soil testing in the Japanese Collection1986 – 1987
Irving, Gary
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Pat Kelsey (left) and Rick Hootman using the Atomic Absorption Spectrophotometer to test for heavy metal and salt contaminants in the lab1980s
Kohout, John
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Pat Kelsey (left) and Rick Hootman using the Atomic Absorption Spectrophotometer to test for heavy metal and salt contaminants in the lab1980s
Kohout, John
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Li-Cor portable photosynthesis system in the field, measuring chlorosis1980s
Irving, Gary
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Scanning Electron Microscope (SEM) research, Populus deltoides, coma around seedMarch 1986
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Scanning Electron Microscope (SEM) research - SEM photo: Pollen grains of Tall Goldenrod1986
Hess, William J.
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Scanning Electron Microscope (SEM) research - SEM photo: Pollen grain - flower of Tall Goldenrod1986
Hess, William J.
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Scanning Electron Microscope (SEM) research - SEM photo: Disk flower of Goldenrod1986
Hess, William J.
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Scanning Electron Microscope (SEM) research - SEM photo: pollen from Rhuscirca 1986
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Scanning Electron Microscope (SEM) research - William Hess holding stage of the SEM on which the disc flowers have been plated with gold1986
Kohout, John
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Scanning Electron Microscope (SEM) research - William Hess placing the coated specimen on stage into the specimen chamber1986
Kohout, John