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1by Wang Jiuling, International Poplar Commission eng 1-4 Oct 1996 Sess.20 Budapest (Hungary), Xin Zhi (Beijing Forestry Univ. (China)), Xin Xuebing, Bach, I. (ed.), Commission Internationale du Peuplier fre 1-4 Oct 1996 Sess.20 Budapest (Hungary), Comision Internacional del Alamo spa 1-4 Oct 1996 Sess.20 Budapest (Hungary)
Published 1996Texto bibliotecaFAO IT