Nitrogen in terrestrial ecosystems :
Tamm, Carl Olof.
Nitrogen in terrestrial ecosystems : questions of productivity, vegetational changes and ecosystem stability / Carl Olof Tamm. - Berlin ; Springer-Verlag, c1991. - xii, 115 p. :
354051807X (alk. paper)
Nitrogen cycle--
577.145 / Ni
Nitrogen in terrestrial ecosystems : questions of productivity, vegetational changes and ecosystem stability / Carl Olof Tamm. - Berlin ; Springer-Verlag, c1991. - xii, 115 p. :
354051807X (alk. paper)
Nitrogen cycle--
577.145 / Ni