Richard Freitag

THE EFFECTS OF THE INSECTICIDES SUMITHION AND PHOSPHAMIDON ON POPULATIONS OF FIVE SPECIES OF CARABID BEETLES AND TWO SPECIES OF LYCOSID SPIDERS IN NORTHWESTERN ONTARIO

Richard Freitag, F. Poulter · The Canadian Entomologist · 1970 · 43 citations

Life Sciences, Ecology, Entomology +17

THE EFFECTS OF SUMITHION AND PHOSPHAMIDON ON POPULATIONS OF FIVE CARABID BEETLES AND THE SPIDER<i>TROCHOSA TERRICOLA</i>IN NORTHWESTERN ONTARIO AND INCLUDING A LIST OF COLLECTED SPECIES OF CARABID BEETLES AND SPIDERS

Richard Freitag, G. W. Ozburn, R. E. Leech · The Canadian Entomologist · 1969 · 30 citations

Life Sciences, Ecology, Entomology +17

GROUND BEETLE POPULATIONS NEAR A KRAFT MILL

Richard Freitag, L. Hastings, W. R. Mercer et al. · The Canadian Entomologist · 1973 · 26 citations

Life Sciences, Entomology, Agricultural Entomology +10

A revision of the North American species of the Cicindela maritima group with a study of hybridization between Cicindela duodecimguttata and oregona

Richard Freitag · Biodiversity Heritage Library (Smithsonian Institution) · 1965 · 26 citations · Full text

Life Sciences, Ecology, Evolutionary Biology +11

A revision of the species of the genus Evarthrus LeConte (Coleoptera: Carabidae)

Richard Freitag · Biodiversity Heritage Library (Smithsonian Institution) · 1969 · 26 citations · Full text

Life Sciences, Entomology, Zoology +9