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Application of Long-term cultured Interferon-&#947; Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle
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Herd immunity in crops? Lessons from human epidemiology.

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Herd immunity, typically seen in humans, can protect entire crop fields from disease. Diversified planting can reduce pathogen spread, benefiting the whole field even if only some plants are treated.

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Area of Science:

  • Agricultural science
  • Plant pathology
  • Epidemiology

Background:

  • Herd immunity explains indirect disease protection in partly immune populations.
  • This concept is seldom applied to agricultural crops, despite crop heterogeneity influencing pathogen transmission.

Purpose of the Study:

  • To explore the potential for herd immunity in diversified crop fields.
  • To demonstrate how treating individual plants can confer protection to the entire field.

Main Methods:

  • Conceptual discussion of disease suppression in heterogeneous crop systems.
  • Illustrative examples of herd immunity principles applied to agriculture.

Main Results:

  • Crop heterogeneity can significantly reduce pathogen transmission within fields.
  • Targeted treatment of individual plants can lead to widespread disease protection, akin to herd immunity.

Conclusions:

  • The principles of herd immunity are applicable to agricultural settings.
  • Diversified cropping systems offer a novel approach to managing plant diseases through indirect protection.