000 00760nam a2200193Ia 4500
008 130910s9999 xx 000 0 und d
041 _aeng
082 _221st ed.
_a634.96
_bINT
110 _aWorking Group on International Cooperation in Forest Disease Research
245 _aInternationally dangerous forest tree diseases
_cby Working Group on International Cooperation in Forest Disease Research
260 _aWashington, D.C. :
_bUnited States Government Printing Office ,
_c1963
300 _avi, 122 p.
490 _aMiscellaneous publication
_a
500 _aProceedings of the 13th Congress, International Union of Forestry Research Organizations, Vienna 1961
653 _aDiseases
653 _aForest pathology
653 _aForestry
942 _cEN
_2ddc
999 _c4603
_d4603