Washington 20151016d1997 |||u0grey50 ba creator International Workshop on Subalpine Stone Pines and their Environment (1992 : St. Moritz, Switzerland) 070 United States. Department of Agriculture. Forest Service. Intermountain Research Station 557 text monographic 5857d7e83e91fca72d000012 gre Οικολογία πευκών Συνέδρια 5857d72b3e91fc9672000016 gre Πεύκα Συνέδρια Ελβετία 1992 Περιβάλλον Πεύκα Συνέδρια 20161219145529.0 5857d8c13e91fcf1b5000016