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| 1. Description - |
| Problems of and control solutions for diseases, insects, and weeds in landscapes and gardens. Ecologically based Integrated Pest Management (IPM) practices for handling plant pathogens, insect infestations, and unwanted vegetation. Emphasis on identification, life cycles, and symptoms of diseases, insects, and weeds.
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| Prerequisite: None
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| Co-requisite: None
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| Advisory: Completion of, or concurrent enrollment in HORT 15 strongly recommended.
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| 2. Course Objectives - |
| The student will be able to:
- demonstrate skills in identification of various plant diseases, insects, and weeds
- demonstrate knowledge of microbes that can become plant pathogens.
- demonstrate knowledge of both harmful and beneficial organisms affecting plants.
- demonstrate knowledge of general biology and ecology of unwanted plants.
- demonstrate knowledge of the ecological principles that lead to plant diseases, insect infestations, and unwanted vegetation.
- develop skills in evaluation and choice of best methods to prevent and/or control plant diseases, insect infestations, and weed growth, including the selection of chemical and biological control agents.
- demonstrate knowledge about the cultural practices utilized in the management of plant diseases, insect infestations, and unwanted vegetation.
- demonstrate skills in developing integrated pest management plans.
- interpret product labels utilized in the biological or chemical control of diseases, insects, and weeds.
- acquire knowledge of local, state, and federal laws and regulations regarding pest management and the use of pesticides, insecticides, herbicides, and biological control agents utilized in IPM.
- demonstrate knowledge of equipment used and application practices for pesticides, insecticides, and herbicides utilized in IPM.
- demonstrate knowledge of the implications of IPM for use in different cultures worldwide.
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| 3. Special Facilities and/or Equipment - |
| Horticultural laboratory, sustainable garden, and related horticultural facilities and equipment. Students provide equipment and supplies to collect and observe diseases, insects, and weeds including work boots, leather gloves and clothing for fieldwork.
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| 4. Course Content (Body of knowledge) - |
| - Plant pathogen biology
- Pathogen structures (fungi, bacteria, viruses, etc.)
- Pathogen physiology - the infestation process
- Pathogen identification:
- Sample collection and preparation
- Diagnosis
- Insect biology
- Functional role of insects
- Insect morphology and physiology
- The insect pest concept
- Beneficial organisms (parasitic and predatory insects and nematodes)
- Insect identification (sample collection and preparation)
- Insect habitats (soil, plant, etc.)
- Plant morphology and biology
- Plant structure
- Plant physiology
- Physiology of plant reproduction
- Plant identification (sample collection and preparation)
- Ecology and control of plant pathogens, insects, and invasive plants
- How a microbe becomes a pathogen ‚ƒì dissemination of plant pathogens
- How insects become pest problems for plants
- How a plant becomes a weed
- Plant health relative to disease and insect infestations
- Plant competition and weeds (strategies for weed survival)
- Environmental factors that pre-dispose plants to disease, insect, and weed infestations
- Insect monitoring techniques
- Genetics and insect management
- Habitat modification for weed management
- Vegetation management techniques
- Reducing propagule load
- Quality control of beneficial insects and nematodes
- Chemical, biological, and physical control of pathogens, insects, and weeds
- Mode of action of pesticides, insecticides, and herbicides
- Cultural control of plant pathogens, insects, and weeds
- Integrated pest management (IPM)
- Guidelines to develop Integrated Pest Management Plans for diseases, insects, and weeds
- Integrated pest management in practice
- Regulatory aspects of plant disease management (local, state, and federal)
- Pesticide, insecticide, and herbicide registration
- Pesticide, insecticide, herbicide, and biological control product labeling (interpretation and use)
- The practice of integrated pest management and licensing issues
- Risk management and IPM
- Worldwide practices of IPM
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| 5. Repeatability - Moved to header area. |
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| 6. Methods of Evaluation - |
| - Participation through attendance
- Midterm Exam
- Lab reports
- Term project
- Final examination
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| 7. Representative Text(s) - |
| Dreistadt, Steve. Pests of Landscape Trees and Shrubs ‚ƒì An Integrated Pest Management Guide - 2 Ed. Berkeley, CA: University of California, 2004.
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| 8. Disciplines - |
| Environmental Horticulture & Design
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| 9. Method of Instruction - |
| Lecture, Discussion, Field work, Oral presentations, Laboratory, Demonstration, Field trips,
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| 10. Lab Content - |
| Pest collection, pest identification, control method application.
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| 11. Honors Description - No longer used. Integrated into main description section. |
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| 12. Types and/or Examples of Required Reading, Writing and Outside of Class Assignments - |
| - Reading assignments will include reading approximately 30-50 pages per week from assigned text. Supplemental reading will be provided in hand-out form or through reference to on-line resources.
- Lectures will address reading topics and experiences of instructor. Classroom discussion and demonstrations in support of lecture topics will be provided.
- Guest speakers from industry will provide supplemental lecture and demonstration.
- Writing assignments include:
- topical white papers
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| 13. Need/Justification - |
| This course is a restricted support course for the AS degree and Certificate of Achievement in Environment Horticulture & Design.
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