By Johnson Philip C.   in Journal of Forestry

ISSN:0022-1201|47|4|277-284

Society of American Foresters‎(1949)‎

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By JOHNSON PHILIP C.   in Journal of Economic Entomology

ISSN:1938-291X|47|4|717-718

Entomological Society of America‎(1954)‎

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By JOHNSON PHILIP C.   in Journal of Economic Entomology

ISSN:1938-291X|51|2|264-265

Entomological Society of America‎(1958)‎

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By JOHNSON PHILIP C.   in Journal of Economic Entomology

ISSN:1938-291X|33|5|773-776

Entomological Society of America‎(1940)‎

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By JOHNSON PHILIP C.   in Annals of the Entomological Society of America

ISSN:1938-2901|59|3|615-615

Entomological Society of America‎(1966)‎

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