Biology of "Populus" and its implications for management and conservation 
R.F. Stettler...[et al.] 
 - Canada  National Research Council  1996 
 - 539 p.  il.  25 cm 
<br/><br/><label>ISBN: </label>0660165066 
<br/><br/><label>Subjects--Index Terms: </label>Biologia forestal Populus Ordenacion forestal