UPSC MainsANI-HUSB-VETER-SCIENCE-PAPER-II201212 Marks150 Words
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Q21.

OIE guidelines for control of bird flu in India.

How to Approach

This question requires a structured response focusing on the OIE guidelines and their implementation in India for bird flu (avian influenza) control. The approach should be to first introduce the OIE and its role, then detail key guidelines, followed by India's response and challenges. A table comparing OIE recommendations with India's actions would enhance clarity. Finally, suggest improvements for strengthening the control program.

Model Answer

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Introduction

Avian influenza, commonly known as bird flu, poses a significant threat to poultry industries and human health globally. The World Organisation for Animal Health (OIE), a specialized agency of the United Nations, plays a crucial role in developing international standards for animal health and disease control. Following outbreaks in India, particularly in 2022-23 affecting both domestic and wild birds, understanding and implementing OIE guidelines becomes paramount. This response will outline the key OIE recommendations and India’s efforts in controlling avian influenza, highlighting challenges and potential improvements.

Understanding the OIE and its Role

The OIE develops international standards, guidelines, and recommendations for preventing, controlling, and eradicating animal diseases. These standards are based on scientific evidence and aim to ensure animal health and welfare, prevent the spread of diseases, and protect human health. India is a member of the OIE and is expected to adhere to its guidelines.

Key OIE Guidelines for Avian Influenza Control

The OIE guidelines for avian influenza control encompass various aspects, including:

  • Surveillance and Monitoring: Establishing robust surveillance systems to detect outbreaks early, including monitoring wild birds and domestic poultry.
  • Biosecurity: Implementing strict biosecurity measures on poultry farms to prevent disease introduction and spread.
  • Movement Control: Restricting the movement of poultry and poultry products from infected areas.
  • Culling and Disposal: Implementing humane culling and disposal of infected birds and contaminated materials.
  • Vaccination: Considering vaccination as a control measure in specific circumstances, adhering to OIE guidelines on vaccine use.
  • Risk Communication: Effectively communicating risks to the public and stakeholders.

India’s Response to Avian Influenza – Current Status & Challenges

India has a National Avian Influenza Control Program. Key actions include:

  • Surveillance: The Department of Animal Husbandry and Dairying (DAHD) conducts surveillance through designated laboratories.
  • Control Zones: Declaration of infected zones, surveillance zones, and control zones to restrict movement and implement control measures.
  • Culling: Culling of infected birds and poultry in affected areas, following established protocols.
  • Vaccination: While initially hesitant, India has recently started experimental vaccination in high-risk areas, following OIE guidelines.
  • Public Awareness: Campaigns to raise public awareness about avian influenza and preventive measures.
OIE Guideline India’s Implementation
Robust Surveillance System Surveillance conducted by DAHD, but scope and frequency need improvement for early detection in wild bird populations.
Strict Biosecurity Biosecurity measures are mandated but enforcement remains a challenge, particularly in backyard poultry farms.
Vaccination Considerations Historically limited, now experimental vaccination is being considered in high-risk areas.
Risk Communication Awareness campaigns exist, but targeted communication for farmers and vulnerable populations needs strengthening.

Challenges in India’s Avian Influenza Control Program

  • Backyard Poultry: Difficult to control due to decentralized farming practices and limited resources.
  • Wild Bird Migration: Wild birds act as natural reservoirs and spreaders of the virus, making control difficult.
  • Enforcement: Lack of strict enforcement of biosecurity measures and movement restrictions.
  • Vaccine Availability & Cost: Ensuring timely availability and affordability of vaccines is crucial.

Way Forward - Strengthening India’s Response

  • Enhanced Surveillance: Expand surveillance to cover more areas and wild bird populations.
  • Biosecurity Training: Provide training to farmers on biosecurity measures.
  • Targeted Vaccination: Strategically implement vaccination in high-risk zones based on OIE recommendations.
  • Community Engagement: Engage local communities in surveillance and reporting.
  • Strengthening Veterinary Infrastructure: Improve diagnostic capabilities and infrastructure in veterinary laboratories.

Conclusion

India’s avian influenza control program needs continuous strengthening to effectively manage outbreaks and protect both animal and human health. Adhering to OIE guidelines, particularly focusing on enhanced surveillance, robust biosecurity measures, and strategic vaccination, is crucial. A collaborative approach involving government agencies, farmers, and local communities is essential for a sustainable and effective response to this ongoing threat. The recent initiation of vaccination is a positive step, but requires careful monitoring and adaptation based on evolving scientific evidence.

Answer Length

This is a comprehensive model answer for learning purposes and may exceed the word limit. In the exam, always adhere to the prescribed word count.

Additional Resources

Key Definitions

OIE
World Organisation for Animal Health: An intergovernmental treaty organization charged with improving animal health worldwide and preventing the international spread of diseases.
Avian Influenza
A viral disease that primarily affects birds, caused by influenza type A viruses. It can sometimes be transmitted to humans.

Key Statistics

India experienced a significant outbreak of avian influenza affecting over 50 million birds between May 2022 and January 2023. (Source: DAHD, Jan 2023)

Source: DAHD

The OIE estimates that avian influenza causes losses of over $10 billion annually to the poultry industry worldwide. (Knowledge cutoff)

Source: OIE

Examples

Kerala Avian Influenza Outbreak (2022)

In 2022, Kerala experienced a widespread avian influenza outbreak affecting both domestic and migratory birds. This highlighted the challenges of controlling the disease in a state with a large poultry population and diverse ecosystems.

Gujarat Vaccination Pilot Project

Gujarat recently started a pilot project for experimental vaccination against avian influenza in high-risk poultry farms, demonstrating a shift towards a more proactive approach.

Frequently Asked Questions

Why is vaccination against avian influenza controversial?

Vaccination can mask infection, making surveillance more difficult. Also, the virus mutates rapidly, requiring frequent vaccine updates.

What is the difference between H5N1 and H7N9?

Both are subtypes of avian influenza viruses, but H7N9 has shown a greater propensity for human infection.

Topics Covered

Veterinary ScienceDisease ControlPublic HealthAvian InfluenzaEpidemiologyOIE Guidelines