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Name: Philip
Grade: N/A
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Question:
I am going to enter a competiton and i am trying to find out if different types of composts[one only made form apples,oranges ect]generate more amounts of starch on the leaves of a certain plant.Is there a way to measure the levels of starch on a leaf?

Replies:
Potassium iodide is often used in schools to indicate the relative quantity of starch:

http://www.iit.edu/~smile/bi8904.html

Anthony R. Brach, PhD
Missouri Botanical Garden
Harvard University Herbaria


Click here to return to the Botany Archives

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