By Jackson L. W. R.   Hepting G. H.   in Forest Science

ISSN:0015-749X|10|2|174-179

Society of American Foresters‎(1964)‎

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By HOFFMANN C. H.   HEPTING G. H.   ROTH E. R.   in Journal of Economic Entomology

ISSN:1938-291X|40|2|229-231

Entomological Society of America‎(1947)‎

Access to resources Favorite 2.500506