000 00324nam a2200109 4500
245 _aForestry extension organization
100 _aFood and Agricultural Organization of the United Nations.
260 _aRome
_bThe Author
_cc1986
300 _aix,167p.; 28cm.
490 _aFAO forestry paper; no.66
082 _aDB634.906
_bFOO
999 _c68031
_d68031