Explain further the disease triangle? H. The Disease TriangleWhat factors influence the success of infection and the development of disease?1. Plant must be susceptible or predisposed to disease.2. Pathogen must be capable of infecting plant. Pathogen inoculum must be present.3. Environment must be appropriate for infection.AmountofdiseaseTotal of conditions favoringsusceptibilityHOSTFigure 3. The disease triangle in plants.All the three factors must be present to ensure the development of the disease.Absence of one will prevent the disease process.ENVIRONMENTTotal of conditions favoringdiseasePATHOGENTotal of virulence, abundance, etc.

The disease traingle is a kind of model that is used to understand or study the host and pathogen…

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Explain further the disease triangle?

Biology: The Unity and Diversity of Life (MindTap Course List)

15th Edition

ISBN:9781337408332

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter30: Communication Strategies In Plants

Section: Chapter Questions

Problem 14SQ

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Question

Explain further the disease triangle?

H. The Disease Triangle
What factors influence the success of infection and the development of disease?
1. Plant must be susceptible or predisposed to disease.
2. Pathogen must be capable of infecting plant. Pathogen inoculum must be present.
3. Environment must be appropriate for infection.
Amount
of
disease
Total of conditions favoring
susceptibility
HOST
Figure 3. The disease triangle in plants.
All the three factors must be present to ensure the development of the disease.
Absence of one will prevent the disease process.
ENVIRONMENT
Total of conditions favoring
disease
PATHOGEN
Total of virulence, abundance, etc.

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