By Hall Ralph C.   in Journal of Forestry

ISSN:0022-1201|77|3|136-139

Society of American Foresters‎(1979)‎

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By Hall Ralph C.   in Journal of Forestry

ISSN:0022-1201|33|2|169-172

Society of American Foresters‎(1935)‎

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By Hall Ralph C.   in Journal of Forestry

ISSN:0022-1201|42|10|742-743

Society of American Foresters‎(1944)‎

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By Hall Ralph C.   in Journal of Forestry

ISSN:0022-1201|34|2|141-146

Society of American Foresters‎(1936)‎

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By Hall Ralph C.   in Journal of Forestry

ISSN:0022-1201|35|8|721-727

Society of American Foresters‎(1937)‎

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By Hall Ralph C.   in Journal of Forestry

ISSN:0022-1201|56|1|9-11

Society of American Foresters‎(1958)‎

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By Smith Richard H.   Hall Ralph C.   in Entomological Society of America. Bulletin

ISSN:0013-8754|28|3|344-345

Entomological Society of America‎(1982)‎

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By ORR LESLIE W.   HALL RALPH C.   in Journal of Economic Entomology

ISSN:1938-291X|24|5|1087-1089

Entomological Society of America‎(1931)‎

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By MARSH REX E.   HOWARD WALTER E.   HALL RALPH C.   in Journal of Economic Entomology

ISSN:1938-291X|63|2|667-669

Entomological Society of America‎(1970)‎

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