image: Researchers of the University of Malaga have conducted an unprecedented study whereby they evidence the benefits of ammonium –one of the most abundant forms of inorganic nitrogen available in ...
USDA Forest Service (FS) researchers are improving the use of ground-penetrating radar (GPR) to study tree roots nondestructively. They are refining GPR's processing capabilities by comparing results ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results