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Crop Variety Improvement Factors Quiz
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Crop Variety Improvement Factors Quiz

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Questions and Answers

Which type of crop would benefit from being tall and having profuse branching?

  • Root vegetables
  • Legumes
  • Fodder crops (correct)
  • Cereals
  • Why is dwarfness desirable in cereals?

  • To increase nutrient consumption
  • To decrease nutrient consumption (correct)
  • To grow taller
  • To require more water
  • What type of farms exist in India based on land size?

  • Small to very large farms (correct)
  • Only large farms
  • Only medium-sized farms
  • Only small farms
  • What factor primarily determines the farming practices adopted by farmers?

    <p>Financial conditions</p> Signup and view all the answers

    Why is it important to develop crop varieties with desired agronomic characteristics?

    <p>To enhance productivity</p> Signup and view all the answers

    What are some factors for which variety improvement is done?

    <p>Higher yield, improved quality, biotic and abiotic resistance, change in maturity duration</p> Signup and view all the answers

    Why is it important to develop varieties resistant to biotic and abiotic stresses?

    <p>To reduce crop losses due to diseases and environmental factors</p> Signup and view all the answers

    How does shorter crop maturity duration benefit farmers economically?

    <p>It reduces the cost of crop production and enables multiple rounds of crops in a year</p> Signup and view all the answers

    Why is wider adaptability important in developing crop varieties?

    <p>It stabilizes crop production under different environmental conditions</p> Signup and view all the answers

    What does developing varieties tolerant to high soil salinity help in achieving?

    <p>Enhancing crop yield in saline soils</p> Signup and view all the answers

    Why are varieties that can be grown in diverse climatic conditions useful?

    <p>Because weather conditions like drought and floods are unpredictable</p> Signup and view all the answers

    Study Notes

    Crop Improvement Factors

    • Weather conditions, soil quality, and water availability affect crop yield and cultivation practices.
    • Developing crop varieties that can thrive in diverse climatic conditions is essential.
    • Varieties tolerant to high soil salinity have been developed.

    Objectives of Variety Improvement

    • Increase crop yield per acre to improve productivity.
    • Enhance quality considerations, such as baking quality in wheat, protein quality in pulses, and oil quality in oilseeds.
    • Develop resistance to biotic stresses (diseases, insects, nematodes) and abiotic stresses (drought, salinity, water logging, heat, cold, and frost).
    • Reduce maturity duration to increase the number of crop cycles per year and minimize production costs.
    • Promote uniform maturity for efficient harvesting and reduced losses.

    Desirable Agronomic Characteristics

    • Wider adaptability to stabilize crop production under different environmental conditions.
    • Tallness and profuse branching are desirable for fodder crops.
    • Dwarfness is desired in cereals to reduce nutrient consumption and increase productivity.

    Crop Production Management

    • Farming practices vary depending on land ownership, financial conditions, and access to information and technologies.
    • Financial conditions influence farmers' choices of farming practices and agricultural technologies.

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    Description

    Test your knowledge on factors influencing crop variety improvement such as weather, soil quality, and water availability. Explore how higher yield and improved quality play a role in enhancing crop productivity.

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