By Sheals R. A.   in Journal of Forestry

ISSN:0022-1201|45|10|712-714

Society of American Foresters‎(1947)‎

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By Brown R. C.   Sheals R. A.   in Journal of Forestry

ISSN:0022-1201|42|6|393-407

Society of American Foresters‎(1944)‎

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By FRACKER S. B.   SHEALS R. A.   in Journal of Economic Entomology

ISSN:1938-291X|23|3|536-544

Entomological Society of America‎(1930)‎

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By FRACKER S. B.   SHEALS R. A.   in Journal of Economic Entomology

ISSN:1938-291X|26|3|641-648

Entomological Society of America‎(1933)‎

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