By BALLARD RALPH C.   in Journal of Economic Entomology

ISSN:1938-291X|50|6|836-837

Entomological Society of America‎(1957)‎

Access to resources Favorite 16.94315

By BALLARD RALPH C.   in Annals of the Entomological Society of America

ISSN:1938-2901|51|5|449-464

Entomological Society of America‎(1958)‎

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By BALLARD RALPH C.   in Journal of Economic Entomology

ISSN:1938-291X|46|6|1099-1099

Entomological Society of America‎(1953)‎

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By BALLARD RALPH C.   in Annals of the Entomological Society of America

ISSN:1938-2901|59|4|619-627

Entomological Society of America‎(1966)‎

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By BALLARD RALPH C.   HOLCOMB BARBARA   in Annals of the Entomological Society of America

ISSN:1938-2901|58|5|608-611

Entomological Society of America‎(1965)‎

Access to resources Favorite 13.745958

By BALLARD RALPH C.   DAVIDSON RALPH H.   in Journal of Economic Entomology

ISSN:1938-291X|47|1|93-93

Entomological Society of America‎(1954)‎

Access to resources Favorite 11.628064

By LOUGHRAN JOHN X.   BALLARD RALPH C.   in Annals of the Entomological Society of America

ISSN:1938-2901|63|5|1460-1461

Entomological Society of America‎(1970)‎

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By BALLARD RALPH C.   HALL M. S.   in Annals of the Entomological Society of America

ISSN:1938-2901|62|2|375-379

Entomological Society of America‎(1969)‎

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By FOURCROY JEAN L.   BALLARD RALPH C.   HALL M. S.   in Annals of the Entomological Society of America

ISSN:1938-2901|64|5|1174-1175

Entomological Society of America‎(1971)‎

Access to resources Favorite 9.51017