Agricultural Crop Disease Management (Cat. 1C) Exam Questions With Complete Solutions
Agricultural Crop Disease Management (Cat. 1C) Exam Questions With Complete Solutions plant disease - Correct Answer any abnormal condition that damages a plant and alters its appearance or function How plant disease vs injury occurs? - Correct Answer Plant disease is a process and changes happen over time vs injury occurs instantly symptoms - Correct Answer visible effects of a plant disease on the host plant; symptoms are not the disease itself; detectable changes in color, shape, or functions of plant pathogen - Correct Answer parasitic organism that causes disease Examples of symptoms - Correct Answer leaf spots, leaf blight, yellowing of plant tissue, stunting, wilting, death of plant tissue Signs of plant disease - Correct Answer Different from symptoms, signs are the physical evidence of the disease Examples of signs - Correct Answer fungal fruiting bodies, bacterial ooze, nematode cysts What are the three components of the plant disease triangle? - Correct Answer Susceptible host plant, pathogen, and favorable environment Why is favorable environment needed in for plant diseases? - Correct Answer Susceptible plants can be exposed to large amounts of a pathogen but will not develop the disease if the environment isn't right for that pathogen.
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- Subido en
- 9 de junio de 2024
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- 7
- Escrito en
- 2023/2024
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- Examen
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