Poplars and willows in wood production and land use. - Rome : [New York : Food and Agriculture Organization of the United Nations ; available from UNIPUB], l979. - xxxii, 328 p. : ill. ; 25 cm. - FAO forestry series ; no. 10 . It*** ISBN: 9251005001 LCCN: 81116725 LC Class. No.: IN PROCESS Dewey Class. No.: 333.4`7`67FAO1979