https://www.usgs.gov/publications/irrigation-requirements-cottonwood-populus-fremontii-and-populus-deltoides-var
On the irrigation requirements of cottonwood (Populus fremontii and Populus deltoides var....
Native tree plots have been established in river irrigation districts in the western U.S. to provide habitat for threatened and endangered birds. Information...
on thepopulus fremontiiirrigationrequirements