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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
Professional Societies:

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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Image Subject Name Scientific Name Description
5364363 tepary bean Phaseolus acutifolius Seeds of the white variety of tepary beans during a seed quality evaluation exercise.  Reference dot = 3 mm diameter.
5364373 lentil Lens culinaris Lentil seeds during a seed quality evaluation exercise. Reference dot = 3 mm diameter.
5359660 wild parsnip Pastinaca sativa
5359661 wild parsnip Pastinaca sativa
5367287 research facility Sign outside the entrance of the research center at the San Luis Valley Agricultural Experiment Station of Colorado State University.
5358199 lentil Lens culinaris Lentil plants in the field.
5358193 chicory Cichorium intybus Field of young chicory plants near Scotts Bluff, Nebraska.
5358192 chicory Cichorium intybus Chicory seedlings in a field near Scotts Bluff, Nebraska.
5358191 chicory Cichorium intybus Chicory seedling in a field near Scotts Bluff, Nebraska.
5364383 cabbage collards and kale Brassica oleracea Seeds of collard greens.
5360775 cabbage collards and kale Brassica oleracea Kale seeds.
5363783 sea kale Crambe maritima Sea kale seeds during a seed quality evaluation exercise.
5360772 garden cress Lepidium sativum Garden cress seeds during a seed quality evaluation exercise.
5360771 coriander Coriandrum sativum Coriander, also known as cilantro, seeds during a seed quality evaluation exercise.
5360770 garden rhubarb Rheum rhabarbarum Garden rhubarb seeds during a seed quality evaluation exercise.
5360768 great burdock Arctium lappa Burdock seeds during a seed quality evaluation exercise.
5360767 bok-choy Brassica rapa ssp. chinensis Bok-choy seeds during a seed quality evaluation exercise.
5361736 coriander Coriandrum sativum Coriander/cilantro plants growing in the field.
5361735 coriander Coriandrum sativum Coriander/cilantro plants growing in the field.
5361734 coriander Coriandrum sativum Coriander/cilantro plants growing in the field.
5361733 coriander Coriandrum sativum Flowering cilantro/coriander plants in the field.
5361732 coriander Coriandrum sativum Flowering cilantro/coriander plants in the field.
5364395 chives Allium schoenoprasum Seeds of chives during a seed quality evaluation exercise.
5364384 kohlrabi Brassica oleracea var. gongylodes Kohlrabi seeds during a seed quality evaluation exercise.
5364379 brussels sprouts Brassica oleracea var. gemmifera Brussels sprouts seeds during a seed quality evaluation exercise.
5362963 coriander Coriandrum sativum Coriander (or cilantro) plants growing on a field in Colorado.
5362964 coriander Coriandrum sativum Coriander (or cilantro) plants growing on a field in Colorado.
5359572 lentil Lens culinaris Lentil plants growing on a field in Colorado.
5359571 lentil Lens culinaris Lentil plants growing on a field in Colorado.
5357633 chives Allium schoenoprasum Chives in full bloom in a garden.
5357632 garden rhubarb Rheum rhabarbarum Rhubarb plants growing in a garden in Colorado.
5360776 Indian mustard Brassica juncea Mustard greens, also known as Indian mustard, seeds during a seed quality inspection exercise.
5360764 rocketsalad Eruca vesicaria ssp. sativa Rocketsalad, also known as arugula, seeds during a seed quality inspection exercise.
5360777 parsley Petroselinum crispum Parsley seeds during a seed quality inspection exercise.
5360769 celery Apium spp. Celery seeds during a seed quality inspection exercise.
5367079 peanut Arachis hypogaea A peanut field in Malawi.
5364518 cabbage collards and kale Brassica oleracea Kale (Brassica oleracea Acephala Group) plants growing in the field.
5364519 cabbage collards and kale Brassica oleracea Kale (Brassica oleracea Acephala Group) plants growing in the field.
5364516 cabbage collards and kale Brassica oleracea A kale (Brassica oleracea Acephala Group) plant growing in the field.
5364517 cabbage collards and kale Brassica oleracea A kale (Brassica oleracea Acephala Group) plant growing in the field.
5363717 cabbage collards and kale Brassica oleracea The flowers of a kale (Brassica oleracea Acephala Group) plant growing in the field.
5363716 cabbage collards and kale Brassica oleracea A leaf of a kale (Brassica oleracea Acephala Group) plant growing in the field.
5363715 cabbage collards and kale Brassica oleracea Kale (Brassica oleracea Acephala Group) plants growing in the field.
5363714 genetic abnormalities Kale (Brassica oleracea Acephala Group) plants with genetic chimera development  in the field.
5359675 chinese cabbage Brassica pekinensis A chinese cabbage (also known as bok choi or bok choy) plant growingon a field at Brighton. Please note that these are also sometimes referred to as Brassica rapa chinensis or B. rapa pekinensis.
5364512 chinese cabbage Brassica pekinensis A chinese cabbage (also known as bok choi or bok choy) seedling growing in the field. Please note that these are also sometimes referred to as Brassica rapa chinensis or B. rapa pekinensis.
5364513 chinese cabbage Brassica pekinensis A seedling of chinese cabbage (also known as bok choi or bok choy) growing in the field. Please note that these are also sometimes referred to as Brassica rapa chinensis or B. rapa pekinensis.
5364514 chinese cabbage Brassica pekinensis A seedling of chinese cabbage (also known as bok choi or bok choy) growing in the field. Please note that these are also sometimes referred to as Brassica rapa chinensis or B. rapa pekinensis.
5364515 chinese cabbage Brassica pekinensis Seedlings of chinese cabbage (also known as bok choi or bok choy) growing in the field. Please note that these are also sometimes referred to as Brassica rapa chinensis or B. rapa pekinensis.
5366494 onion rust Puccinia allii A garlic leaf with a rust infection caused by Puccinia porri in the field.
5366493 onion rust Puccinia allii A garlic leaf with a rust infection caused by Puccinia porri in the field.
5366492 onion rust Puccinia allii A garlic leaf with a rust infection caused by Puccinia porri in the field.
5366018 pigweed Amaranthus spp. An amaranth/pigweed field in Colorado.
5366017 pigweed Amaranthus spp. An amaranth/pigweed field in Colorado.
5366016 pigweed Amaranthus spp. An amaranth/pigweed field in Colorado.
5366015 pigweed Amaranthus spp. An amaranth/pigweed field in Colorado.
5366014 pigweed Amaranthus spp. An amaranth/pigweed plant growing on a field in Colorado.
5366013 pigweed Amaranthus spp. The flowers of an amaranth/pigweed plant growing on a field in Colorado.
5366012 pigweed Amaranthus spp. An amaranth/pigweed plant growing on a field in Colorado.
5366011 pigweed Amaranthus spp. Amaranth/pigweed plants growing on a field in Colorado.
5365997 safflower Carthamus tinctorius Safflower plants growing on a field in Colorado.
5361673 zucchini Cucurbita pepo var. pepo A flower-borne zucchini squash plant growing on a field in Colorado.
5361671 zucchini Cucurbita pepo var. pepo A zucchini squash field in Colorado.
5361672 zucchini Cucurbita pepo var. pepo A zucchini squash field in Colorado.
5364389 tomatillo groundcherry Physalis philadelphica Tomatillo seeds during a seed quality inspection exercise.
5364386 radish Raphanus sativus Radish seeds during a seed quality inspection exercise.
5364382 chinese cabbage Brassica pekinensis Chinese cabbage seeds during a seed quality inspection exercise.
5364381 cauliflower Brassica oleracea var. botrytis Cauliflower seeds during a seed quality inspection exercise.
5363795 safflower Carthamus tinctorius Safflower seeds during a seed quality inspection exercise.
5363796 safflower Carthamus tinctorius Safflower seeds during a seed quality inspection exercise.
5363784 common flax Linum usitatissimum Flax seeds during a seed quality inspection exercise.
5363781 sesame Sesamum indicum Sesame seeds during a seed quality inspection exercise.
5363758 safflower Carthamus tinctorius Safflower plants in bloom in the field.
5363757 safflower Carthamus tinctorius A safflower plant in bloom in the field.
5363755 safflower Carthamus tinctorius A safflower plant in bloom in the field.
5363756 safflower Carthamus tinctorius A safflower plant in bloom in the field.
5363754 safflower Carthamus tinctorius A safflower plant in bloom in the field.
5362692 safflower Carthamus tinctorius A mature safflower field at Sterling in Colorado.
5362691 safflower Carthamus tinctorius A mature safflower plant growing on a field at Sterling in Colorado.
5362690 sesame Sesamum indicum The pods of a sesame plant growing on a field at Rocky Ford in Colorado.
5362689 sesame Sesamum indicum A sesame field at Rocky Ford in Colorado.
5362688 sesame Sesamum indicum A sesame field at Rocky Ford in Colorado.
5362665 wild parsnip Pastinaca sativa Parsnip plants growing in the field. The uprooted ones are for morphological studies.
5362664 wild parsnip Pastinaca sativa The leaves of a parsnip plant growing in the field.
5362663 wild parsnip Pastinaca sativa Parsnip plants growing in the field.
5361069 guar Cyamopsis tetragonoloba A field of podded guar plants at Rocky Ford in Colorado.
5361068 guar Cyamopsis tetragonoloba A field of podded guar plants at Rocky Ford in Colorado.
5361067 guar Cyamopsis tetragonoloba A field of podded guar plants at Rocky Ford in Colorado.
5360280 plantain Musa x paradisiaca Some plantain plants on a farm at Medellin in Colombia.
5360214 sesame Sesamum indicum Field drying of sesame near Tecoman in Mexico as part of the production process.
5360198 chayote Sechium edule A chayote plantation near Guadalajara in Mexico.
5360197 chayote Sechium edule Chayote production on a field near Guadalajara in Mexico.
5359315 safflower Carthamus tinctorius Safflower plants in bloom in the field.
5359314 safflower Carthamus tinctorius Safflower plants growing in the field.
5359209 Phytophthora blight Phytophthora capsici A zucchini squash  field showing symptoms of Phytophthora wilt infection caused by Phytophthora capsici.
5359180 cauliflower Brassica oleracea var. botrytis A combined cauliflower seed pod harvesting and threshing operation in a field at California.
5359183 cauliflower Brassica oleracea var. botrytis A cauliflower plant on a field at Olathe.
5359182 cauliflower Brassica oleracea var. botrytis A cauliflower plant on a field at Olathe.
5359181 cauliflower Brassica oleracea var. botrytis Farm workers harvesting cauliflower seeds on a field in California.
5359179 cauliflower Brassica oleracea var. botrytis The seed pods of a cauliflower plant growing in the field.
5359472 sesame Sesamum indicum Field drying of sesame at Tecoman in Mexico.
5359444 chayote Sechium edule Chayote production on a field near Guadalajara in Mexico.
5358402 safflower Carthamus tinctorius Safflower plants at the pre-bloom stage of development in the field.
5358401 safflower Carthamus tinctorius Safflower plants at the pre-bloom stage of development in the field.
5358400 safflower Carthamus tinctorius A safflower plant at the pre-bloom stage of development in the field.
5357631 radish Raphanus sativus Radish plants in a garden.
5360766 common beet Beta vulgaris Close-up view of mangel (beet) seeds.
5362389 planting Close-up view of a Milton planter.
5362385 planting Close-up view of a Stanhay vegetable planter in use.
5362383 planting Stanhay vegetable planter in use.
5362384 planting Stanhay vegetable planter in use.
5360055 marketplace Open-air market in Palmira, Colombia.
5362674 planting Vegetable planter, at rest.
5362579 common beet Beta vulgaris Beet plants growing in a field.
5362982 rust Puccinia aristidae Leaf of a beet plant showing symptoms of infection with spinach red rust (Puccinia aristidae).
5360224 marketplace Vegetables for sale at an open air market near Valdivia, Chile.
5360223 marketplace Open air market near Valdivia, Chile.
5360136 planting Nibex vegetable planter in use.
5360137 planting Side view of a Nibex vegetable planter.
5358418 garden beet Beta vulgaris ssp. vulgaris (garden beet group) Young table beet plants, pulled to show development.
5358417 garden beet Beta vulgaris ssp. vulgaris (garden beet group) Table beet plant.
5358416 garden beet Beta vulgaris ssp. vulgaris (garden beet group) Field of table beets.
5358415 rust Puccinia aristidae Close-up view of a beet leaf showing symptoms of infection with spinach red rust (Puccinia aristidae).
5358414 rust Puccinia aristidae Leaf of a beet plant showing symptoms of infection with spinach red rust (Puccinia aristidae).
5362981 rust Puccinia aristidae Lambsquarters (Chenopodium album) showing symptoms of spinach red rust (Puccinia aristidae).
5362980 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).

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