"The main stem was then in most cases twisted in a zigzag form, which process checked the flow of the sap, and at the same time encouraged the production of side branches at those parts of the stem where they were most desired"

- Robert Fortune

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This quote is written / told by Robert Fortune between September 16, 1813 and April 13, 1880. He/she was a famous Scientist from Scotland. The author also have 21 other quotes. Go to author profile