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Nikolai Vavilov Centers of Origin and Crop Genetic Diversity

Source:The Hindu ↗

কেন এটি গুরুত্বপূর্ণ

Understanding crop genetic diversity and Vavilov's centers of origin is crucial for addressing climate change, crop vulnerability, and sustainable agricultural security in the context of modern farming challenges.

সারসংক্ষেপ

The article explores the life and scientific legacy of Nikolai Vavilov, a pioneering Russian botanist and geneticist who revolutionized crop conservation. By identifying centers of plant origin and documenting global agricultural biodiversity, Vavilov established the framework for modern seed banking and crop breeding, which remains critical for climate adaptation and global food security.

মূল বিষয়

  • Nikolai Vavilov pioneered the concept of centers of origin for cultivated plants, identifying geographic regions with maximum crop genetic diversity.
  • His work laid the foundation for modern global seed banks and crop conservation strategies essential for food security.
  • Vavilov's emphasis on genetic diversity helps scientists breed climate-resilient and disease-resistant crop varieties.
  • Highlighting the historical and scientific contributions of Vavilov underscores the importance of preserving agrobiodiversity against genetic erosion.

সংযুক্ত স্থির ধারণা

Agriculture - Crop Diversity and Genetic Resources

What are the primary methods of plant genetic resource conservation in agriculture?

  • In-situ conservation: Conserving genetic resources within their natural habitat or farming systems, allowing evolutionary adaptation (e.g., national parks, biosphere reserves, traditional farming).
  • Ex-situ conservation: Conserving genetic resources outside their natural habitats, typically in gene banks, seed vaults, botanical gardens, and cryogenic storage facilities.

আন্তঃবিষয় প্যাটার্ন

  • Agrobiodiversity + Intellectual Property Rights (PPVFR Act)

    Agrobiodiversity conservation from Vavilov's centers of origin links directly to the Protection of Plant Varieties and Farmers' Rights (PPVFR) Act, 2001, and indigenous landraces.

Vavilov's centers of origin and ex-situ crop conservation frequently appear in matching lists or statement-based agriculture questions.

সংযুক্ত PYQ · 1

সংযুক্ত PYQ · 1

  • 2021MainsGS3

    What are the present challenges before crop diversification? How do emerging technologies provide an opportunity for crop diversification?