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Image J. Sample Pictures Available at http://biology2020.wikispaces.com/. Onion. Find your file and open it. Select the straight line tool. Drag across your field of view. Under analyze: Set scale. Pixels are already there. Enter your known distance.
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Image J Sample Pictures Available at http://biology2020.wikispaces.com/
Onion Find your file and open it.
Select the straight line tool. Drag across your field of view.
Compare Stomata per surface area Oak 400X Rose 400X
Diameter= 0.45 mm • Radius= 0.225 mm • Area of FOV= 0.145mm2 (from Image J) • Verify ?