an account of the forestry research program supported by the International Development Research Centre Sanger, Clyde. creator Lessard, Gilles joint author. Poulsen, Gunnar joint author. International Development Research Centre (Canada) text Ottawa International Development Research Centre c1979 monographic 52 p. : ill. ; 25 cm. Clyde Sanger with the collaboration of Gilles Lessard and Gunnar Poulsen. "IDRC 094e." Includes bibliographical references. n-cn--- International Development Research Centre (Canada) Forests and forestry Research SD356.52.D42 .S36 1977 634.9/072071384 0889361398 79316267 UOEL 000 20150714113926.0 000