Stomata & Tree Age
procedure
Field procedure
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Identify the tree
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Take the circumference in centimeters to find tree age (use online generator)
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Take photo of the leaf,branch,bark
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Randomly Gather 3 leaves per tree
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Sample 4 trees per location
Lab Procedure
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Paint a thick coat of nail polish on the entire leaf underside of leaf
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Let the nail polish dry
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Put a piece of tape of the coat and press down on it(be careful not to put fingerprint on the tap or slide)
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Gently remove the tape
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Tape the leaf impression to a clean microscope slide
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Put the microscope slide onto the microscope
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Focus the microscope on the leaf impression (magnification level x400)
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Once you get the leaf impression in focus, count the stomata and move to two more areas on the slide and record the total count down
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Calculate the average number of stomates of the three areas
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Then repeat steps 6-14 for the others trees
Materials
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Measure tape
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tablet
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Small Ziploc bags (4)
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sharpie
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Tree guide
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Clear Nail polish
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Clear tape
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Microscope slide
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Microscope
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Large Ziploc bag