Tamm, Carl Olof. <br/><br/>
Nitrogen in terrestrial ecosystems : questions of productivity,vegetational changes,and ecosystem stability /  
Carl Olof Tamm. 
 - Berlin :   Springer-Verlag ,   1991. 
 - ix,115p. :   Ills. ;   26cm .  
 - Ecological studies no;81,       ; .
 - Ecological studies no;81,       ; .
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<br/><br/><label>ISBN: </label>354051807X  NULL 
<br/><br/><label>Subjects--Index Terms: </label>FOREST ECOLOGY 
<br/><br/><label>Dewey Class. No.: </label>577.3145  / TAM/N