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Box 0001
Contains 59 Results:
Erythroneura: Injury on rose, variation Butterfly, 1934-09-24
5x7 black and white photograph. Note course type of stippling with sharply defined outlines, also the small black pellets of fecal matter on larger leaflet to left. Photograph by Pratt
Erythroneura sp.: truck crop – number 4591, 1934-09-24
3x4 black and white photograph
Cacoecia rosaceana: number 5804 – injury to rose buds, undated
3x3 black and white photograph
Cacoecia rosaceana: number T.C. 5083 – injury to roses, undated
4x6 black and white photograph
The snowy tree cricket, the striped tree cricket, and others, undated
4x6 black and white photograph and newspaper clipping
Result of feeding of Rhynchites bicolor on rose bud, 1940
5x7 black and white photograph, A.C. Davis
Empoasca fabae (Harris): Injury on rose, variety Butterfly, 1936-10-23
Three 5x7 black and white photographs. Ten adults caged on shoot for four days killed leaves and tip. Lateral developed after removal of leaf hoppers. Photograph by Pratt
Empoasca fabae (Harris): Potato leaf hopper injury on rose variation Butterfly, 1936-10-23
Six 5x7 black and white photographs. Ten adults caged on tender shoot for four day. Photograph by Pratt
Erythroneura: Injury on rose variation Butterfly, 1934-09-24
Two 5x7 black and white photographs and negative. Note coarse type of stippling with sharply defined outlines, also the small black pellets of fecal matter on larger leaflet to left. Photograph by Pratt
Rhynchites bicolor: truck crops – number 4863, 1940
5x7 black and white photograph