Created by StemPy LabA gardener strips a ring of bark from the trunk of a young guava tree, which cuts the phloem but leaves the wood. Weeks later, the bark just above the ring swells. Why?
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Created by StemPy LabA gardener strips a ring of bark from the trunk of a young guava tree, which cuts the phloem but leaves the wood. Weeks later, the bark just above the ring swells. Why?
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