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Howard F. Schwartz's Images

Title: Professor of Plant Pathology & Assoc. Dept. Head
Organization: Colorado State University
Unit: Plant Pathology
Country: United States
Web: http://www.alliumnet.com/index.htm
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Howard F. Schwartz is a Professor of Plant Pathology & Associate Department Head in the Department of Bioagricultural Sciences and Pest Management at Colorado State University. His Research and Extension Interests include Integrated Pest Management (IPM) - particularly of rust and white mold of dry bean as well as bacterial diseases and Iris Yellow Spot Virus of onion. Specific areas include management by disease survey, a reporting network supported by GPS/GIS technology, disease resistance, cultural practices, and timely applications of pesticides in response to environmental monitoring and crop/pest modeling. He is also interested in making sure the delivery of time-sensitive information on Integrated Pest Management and Crop Production Systems is coordinated via traditional methods (newsletters, bulletins, alerts, meetings, field days) and via the internet (Legume Pipe, VegNet, Allium Net). He is also the person leading and coordinating the CSU Node of the Bugwood Network.


Remove Filters: Symptoms(X) Sugar Beet(X)

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Image Subject Name Scientific Name Description
5358215 genetic abnormalities Sugar beet chimera.
5365246 Cercospora leaf spot Cercospora beticola A sugar beet (common beet) leaf with Cercospora leaf spot infection caused by Cercospora beticola in the field.
5365245 Cercospora leaf spot Cercospora beticola A sugar beet (common beet) leaf with Cercospora leaf spot infection caused by Cercospora beticola in the field.
5361731 Fusarium root rot and wilt Fusarium oxysporum Sugar beet (common beet) plants showing symptoms of  Fusarium wilt caused by Fusarium oxysporum f.sp. betae in the field.
5361730 Fusarium root rot and wilt Fusarium oxysporum Sugar beet (common beet) plants showing symptoms of  Fusarium wilt caused by Fusarium oxysporum f.sp. betae in the field.
5361728 Fusarium root rot and wilt Fusarium oxysporum Sugar beet (common beet) plants showing symptoms of  Fusarium wilt caused by Fusarium oxysporum f.sp. betae in the field.
5361729 Fusarium root rot and wilt Fusarium oxysporum Sugar beet (common beet) leaves showing symptoms of  Fusarium wilt caused by Fusarium oxysporum f.sp. betae in the field.
5361727 Fusarium root rot and wilt Fusarium oxysporum Sugar beet (common beet) plants showing symptoms of  Fusarium wilt caused by Fusarium oxysporum f.sp. betae in the field.
5361726 soil compaction Sugar beet (common beet) roots showing damage due to soil compaction in the field.
5357202 Rhizoctonia damping-off, blight and rot Rhizoctonia solani Sugar beet plant pulled up to show root symptoms of infection with Rhizoctonia crown rot (Rhizoctonia solani).
5357200 Rhizoctonia damping-off, blight and rot Rhizoctonia solani Sugar beet plant showing symptoms of infection with Rhizoctonia crown rot (Rhizoctonia solani).
5357201 Rhizoctonia damping-off, blight and rot Rhizoctonia solani Sugar beet plant showing advanced symptoms of infection with Rhizoctonia crown rot (Rhizoctonia solani).
5357199 Rhizoctonia damping-off, blight and rot Rhizoctonia solani Sugar beet plant showing advanced symptoms of infection with Rhizoctonia crown rot (Rhizoctonia solani).
5357594 nutrient deficiency Sugar beet plant showing yellowing foliage, symptomatic of fertility deficiency and poor drainage.
5357593 nutrient deficiency Field of sugar beets showing yellowing foliage, symptomatic of fertility deficiency and poor drainage.
5357592 nutrient deficiency Field of sugar beets showing yellowing foliage, symptomatic of fertility deficiency and poor drainage.
5357591 nutrient deficiency Field of sugar beets showing symptoms of fertility deficiency and poor drainage.
5357590 Rhizoctonia damping-off, blight and rot Rhizoctonia solani Sugar beet root cut open to show symptoms of infection with Rhizoctonia crown rot (Rhizoctonia solani).
5357589 Rhizoctonia damping-off, blight and rot Rhizoctonia solani Sugar beet plant showing advanced symptoms of infection with Rhizoctonia crown rot (Rhizoctonia solani).
5357581 Fusarium root rot and wilt Fusarium oxysporum Sugar beet field showing symptoms of infection with Fusarium wilt (Fusarium oxysporum f.sp. betae).
5357580 Cercospora leaf spot Cercospora beticola Sugar beet plants displaying severe symptoms of infection with Cercospora leaf spot (Cercospora abeticola).
5357579 Cercospora leaf spot Cercospora beticola Sugar beet plant displaying symptoms of infection with Cercospora leaf spot (Cercospora abeticola).
5357578 Cercospora leaf spot Cercospora beticola Sugar beet leaves displaying severe symptoms of infection with Cercospora leaf spot (Cercospora abeticola).
5357576 Cercospora leaf spot Cercospora beticola Sugar beet leaf displaying symptoms of infection with Cercospora leaf spot (Cercospora abeticola).
5357577 Cercospora leaf spot Cercospora beticola Sugar beet leaf displaying symptoms of infection with Cercospora leaf spot (Cercospora abeticola).

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