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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.
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21 Images of 6 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5362982 rust Puccinia aristidae Leaf of a beet plant showing symptoms of infection with spinach red rust (Puccinia aristidae).
5361120 powdery mildews Sugar beet leaves showing signs of infection with powdery mildew.
5357587 powdery mildew Erysiphe betae Leaves of sugar beets showing signs of powdery mildew (Erysiphe polygoni).
5365336 dry bean rust Uromyces appendiculatus Rust pycnia (Uromyces appendiculatus) on the leaf of a volunteer dry bean plant.
5362981 rust Puccinia aristidae Lambsquarters (Chenopodium album) showing symptoms of spinach red rust (Puccinia aristidae).
5362979 rust Puccinia aristidae Lambsquarters (Chenopodium album) showing symptoms of spinach red rust (Puccinia aristidae).
5359598 rusts Rust pycnia on musk thistle, Carduus nutans.
5362502 early blight Alternaria solani Symptoms of early blight (Alternaria solani) on a volunteer potato plant growing in field corn.
5365361 dry bean rust Uromyces appendiculatus Blisters (young uredia) on a bean leaf, due to infection with bean rust (Uromyces appendiculatus).
5365360 dry bean rust Uromyces appendiculatus Uredia and necrosis on a bean leaf, due to infection with bean rust (Uromyces appendiculatus).
5365359 dry bean rust Uromyces appendiculatus Telia and uredia of bean rust (Uromyces appendiculatus) on the leaves of a bean plant.
5365358 dry bean rust Uromyces appendiculatus Telia of bean rust (Uromyces appendiculatus) on the leaf of a bean plant.
5365357 dry bean rust Uromyces appendiculatus Telia of bean rust (Uromyces appendiculatus) on the leaf of a bean plant.
5365340 dry bean rust Uromyces appendiculatus Rust pycnia (Uromyces appendiculatus) on the leaf of a volunteer dry bean plant.
5365338 dry bean rust Uromyces appendiculatus Rust pycnia (Uromyces appendiculatus) on the leaf of a volunteer dry bean plant.
5365337 dry bean rust Uromyces appendiculatus Rust pycnium (Uromyces appendiculatus) on the leaf of a volunteer dry bean plant.
5365334 dry bean rust Uromyces appendiculatus Rust pycnia (Uromyces appendiculatus) on the leaf of a volunteer dry bean plant.
5365335 dry bean rust Uromyces appendiculatus Rust pycnia (Uromyces appendiculatus) on the leaf of a volunteer dry bean plant.
5363946 dry bean rust Uromyces appendiculatus Rust uredia (Uromyces appendiculatus) on the upper surface of bean leaflets.
5357177 dry bean rust Uromyces appendiculatus Close-up view of the pycnium of bean rust (Uromyces appendiculatus).
5357176 dry bean rust Uromyces appendiculatus Close-up view of the pycnium of bean rust (Uromyces appendiculatus).

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