An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Martin L, Leblanc-Fournier N, Azri W, Lenne C, Henry C, Coutand C, Julien JL.Martin L, et al. Among authors: coutand c.Tree Physiol. 2009 Jan;29(1):125-36. doi: 10.1093/treephys/tpn011. Epub 2008 Dec 3.Tree Physiol. 2009.PMID: 19203938