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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: Carrot(X) Landscape(X)
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Image Subject Name Scientific Name Description
5360649 carrot Daucus carota ssp. sativus A harvested carrot fruit.
5360837 carrot Daucus carota ssp. sativus Harvested Nantes carrots on a field at ARDEC (Agricultural Research, Development and Education Center) in Colorado.
5360838 carrot Daucus carota ssp. sativus Harvested Caropak carrots on a field at ARDEC (Agricultural Research, Development and Education Center) in Colorado.
5360646 carrot Daucus carota ssp. sativus A harvested carrot fruit.
5360647 carrot Daucus carota ssp. sativus A harvested carrot fruit.
5360648 carrot Daucus carota ssp. sativus A harvested carrot fruit.
5358194 carrot Daucus carota ssp. sativus Carrot plants growing in a field.
5362260 carrot Daucus carota ssp. sativus An umbel of a carrot plant involved in a carrot genetic improvement program.
5362258 carrot Daucus carota ssp. sativus The umbel of a carrot plant involved in a carrot genetic improvement program.
5362259 carrot Daucus carota ssp. sativus An umbel of a carrot plant involved in a carrot genetic improvement program.
5362257 carrot Daucus carota ssp. sativus The umbels of carrot plants involved in a carrot genetic improvement program.
5362256 carrot Daucus carota ssp. sativus The umbels of carrot plants involved in a carrot genetic improvement program.
5362255 carrot Daucus carota ssp. sativus Cages used for carrot breeding during a carrot genetic improvement program.
5365837 carrot Daucus carota ssp. sativus A carrot harvester in operation in the field.
5365836 carrot Daucus carota ssp. sativus A carrot harvester in operation in the field.
5365835 carrot Daucus carota ssp. sativus Carrot harvesting in the field.
5365834 phytoplasma (general) Phytoplasma N/A A carrot plant with symptoms of a phytoplasmic infection growing in the field.
5365833 phytoplasma (general) Phytoplasma N/A A carrot plant with symptoms of a phytoplasmic infection growing in the field.
5365832 phytoplasma (general) Phytoplasma N/A A carrot plant with symptoms of a phytoplasmic infection growing in the field.
5365831 carrot Daucus carota ssp. sativus The fronds of carrot plants growing on a field in Colorado.
5365830 carrot Daucus carota ssp. sativus The umbels of a carrot plant on a field in Colorado.
5365829 carrot Daucus carota ssp. sativus The umbels of a carrot plant on a field in Colorado.
5365828 carrot Daucus carota ssp. sativus Carrot plants producing umbels on a field in Colorado.
5365827 carrot Daucus carota ssp. sativus Carrot plants producing umbels on a field in Colorado.
5361691 carrot Daucus carota ssp. sativus A cultivator in operation on a carrot field in Colorado.
5361690 carrot Daucus carota ssp. sativus A carrot field in Colorado under cultivation.
5361688 carrot Daucus carota ssp. sativus A carrot field in Colorado under cultivation.
5361689 carrot Daucus carota ssp. sativus A carrot field in Colorado under cultivation.
5361687 carrot Daucus carota ssp. sativus A carrot field in Colorado under cultivation.
5361686 carrot Daucus carota ssp. sativus A cultivated carrot field in Colorado.
5361685 carrot Daucus carota ssp. sativus A carrot field in Colorado.
5361684 carrot Daucus carota ssp. sativus A carrot field in Colorado.
5361664 carrot Daucus carota ssp. sativus A carrot field in Colorado.
5361662 carrot Daucus carota ssp. sativus A carrot field in Colorado.
5361663 carrot Daucus carota ssp. sativus A carrot field in Colorado.
5364548 carrot Daucus carota ssp. sativus Carrot seedlings growing on a field in Colorado.
5364549 carrot Daucus carota ssp. sativus Carrot seedlings growing on a field in Colorado.
5364550 carrot Daucus carota ssp. sativus Carrot seedlings growing on a field in Colorado.
5364546 carrot Daucus carota ssp. sativus Carrot seedlings growing on a field in Colorado.
5364547 carrot Daucus carota ssp. sativus Carrot seedlings growing on a field in Colorado.
5364387 carrot Daucus carota ssp. sativus Carrot seeds during a seed quality inspection exercise.
5363592 carrot Daucus carota ssp. sativus A carrot harvester in operation in the field.
5360152 carrot Daucus carota ssp. sativus An equipment for carrot planting in the field.
5360151 carrot Daucus carota ssp. sativus An equipment for carrot planting in the field.
5360149 carrot Daucus carota ssp. sativus An equipment for carrot planting in the field.
5360150 carrot Daucus carota ssp. sativus An equipment for carrot planting in the field.
5360148 carrot Daucus carota ssp. sativus Farm workers operating a carrot planter in the field.
5359189 carrot Daucus carota ssp. sativus A harvester harvesting carrots in a field at Lucerne.
5359188 carrot Daucus carota ssp. sativus A carrot field at Lucerne.
5359187 phytoplasma (general) Phytoplasma N/A Carrot roots with phytoplasma symptoms in the field.
5359185 Sclerotinia rot Sclerotinia sclerotiorum A carrot field with white mold infection caused by the fungus Sclerotinia sclerotiorum at Lucerne. Please note the white mold sclerotia (black bodies) beneath the carrot canopy.
5359184 Sclerotinia rot Sclerotinia sclerotiorum A carrot field with white mold infection caused by the fungus Sclerotinia sclerotiorum at Lucerne.
5363593 carrot Daucus carota ssp. sativus Carrots being harvested in the field.
5363591 carrot Daucus carota ssp. sativus Carrots, pulled up to show roots.
5360601 dodder Cuscuta spp. Dodder plants (Cuscuta sp.) growing over a carrot crop.
5360599 dodder Cuscuta spp. Dodder plants (Cuscuta sp.) growing over a carrot crop.
5360600 dodder Cuscuta spp. Dodder plants (Cuscuta sp.) growing over a carrot crop.
5360598 dodder Cuscuta spp. Dodder plants (Cuscuta sp.) growing over a carrot crop.
5360596 dodder Cuscuta spp. Dodder (Cuscuta sp.) infestation in a carrot field
5360597 dodder Cuscuta spp. Dodder (Cuscuta sp.) infestation in a carrot field
5360595 dodder Cuscuta spp. Dodder (Cuscuta sp.) infestation in a carrot field
5360594 dodder Cuscuta spp. Dodder (Cuscuta sp.) infestation in a carrot field.
5364566 cabbage collards and kale Brassica oleracea Cabbage plant in flower, growing as a weed in a carrot field.
5367592 Iris Yellow Spot Virus Tospovirus IYSV Volunteer onion plant in a field of carrots, a potential reservoir for the Iris Yellow Spot Virus.
5367591 Iris Yellow Spot Virus Tospovirus IYSV Volunteer onion plant in a field of carrots, a potential reservoir for the Iris Yellow Spot Virus.

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