Litchi Diseases Management
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Questions and Answers

What is the main purpose of the Rural Horticultural Work Experience (RAWE) programme?

  • To teach students about urban horticultural practices
  • To provide theoretical knowledge to horticulture students
  • To focus on laboratory experiments
  • To enhance the understanding of rural settings in relation to agriculture (correct)
  • What did the Randhawa Committee recommend in 1992 for Horticulture education?

  • Shifting focus away from agriculture towards technology
  • Introduction of online courses
  • Implementing practical work experience through RAWE programme (correct)
  • Increasing theoretical courses
  • What is the key benefit of RAWE for BSc (Hons) Horticulture students?

  • Improving theoretical knowledge
  • Focusing on research projects
  • Developing skills to work with farm families in rural areas (correct)
  • Understanding urban agricultural practices
  • What skills do Horticulture graduates acquire through the RAWE programme?

    <p>Hands-on experience and practical skills</p> Signup and view all the answers

    Why is it important for students to understand the socio-economic conditions of farmers in relation to agricultural development?

    <p>To prioritize and address farmers' problems effectively</p> Signup and view all the answers

    What is the primary objective of RAWE with regard to students' engagement with rural settings?

    <p>To provide an opportunity to understand the rural setting in relation to agriculture</p> Signup and view all the answers

    What is the recommended management strategy for Leaf Blight in Litchi?

    <p>Spray copper oxychloride (0.1%) or mancozeb (0.15%)</p> Signup and view all the answers

    Which disease is caused by Alternaria alternata in Litchi plants?

    <p>Leaf, Panicle &amp; Fruit blight</p> Signup and view all the answers

    What are the symptoms of Anthracnose in Litchi fruits?

    <p>Circular dark-brown to black sunken lesions</p> Signup and view all the answers

    Which fungicide is recommended for pre-harvest application to control Anthracnose in Litchi fruits?

    <p>Thiophanate methyl (0.14%)</p> Signup and view all the answers

    What is the main impact of Anthracnose on Litchi fruits?

    <p>Affects marketability but not production</p> Signup and view all the answers

    In case of severe disease severity, which fungicide can be sprayed to manage Leaf Blight effectively?

    <p>Thiophanate methyl (0.14%)</p> Signup and view all the answers

    What was the average physiological loss in weight (PLW) at transport level in the Delhi wholesale market?

    <p>7.07%</p> Signup and view all the answers

    Which fruit rot pathogen was identified as the dominant species among the four identified pathogens?

    <p>Alternaria alternata</p> Signup and view all the answers

    What was the range of losses at the retail level in Muzaffarpur market during 2013?

    <p>2.2-19.6%</p> Signup and view all the answers

    What was the cumulative percentage of mechanical loss from harvest to retail?

    <p>17.4%</p> Signup and view all the answers

    Which treatment kept litchi pulp acceptable in quality and colour for up to 10 months at low temperature?

    <p>KMS treatment</p> Signup and view all the answers

    What method resulted in the highest overall acceptability of dried litchi flesh with minimum hardiness and drying time?

    <p>Osmo-mechanical method</p> Signup and view all the answers

    What is the causal organism responsible for Panicle/Inflorescence and Fruit blight?

    <p>Alternaria alternata</p> Signup and view all the answers

    How should Panicle/Inflorescence and Fruit blight be managed?

    <p>Spray carbendazim (0.1%)</p> Signup and view all the answers

    What is the major damage period for TWIG Blight?

    <p>January-February</p> Signup and view all the answers

    Which equipment is used for measuring the amount of oxygen consumed by microorganisms in water samples?

    <p>BOD incubator</p> Signup and view all the answers

    What does an Auto clave do in a Bio-technology Lab?

    <p>Sterilization</p> Signup and view all the answers

    What leads to the die-back of twigs in large numbers in TWIG Blight?

    <p>Foliar blight and tip dieback</p> Signup and view all the answers

    What is the causal organism for leaf roller damage in plants?

    <p>CNAPHALOCROCIS MEDINALIS</p> Signup and view all the answers

    What is the typical symptom of mite infestation on plant leaves?

    <p>Formation of hairy blister-like galls on leaves</p> Signup and view all the answers

    When should the first insecticidal spray be applied for managing a specific problem in plants?

    <p>Ten days after fruit set when fruits are pea-sized</p> Signup and view all the answers

    What action is recommended for managing mite infestation on plants?

    <p>Pruning of newly infested twigs during October</p> Signup and view all the answers

    What is a characteristic symptom of leaf roller damage on young seedlings?

    <p>White appearance of infested leaves</p> Signup and view all the answers

    Which insecticide is recommended for the second spray to manage a specific problem in plants?

    <p>Imidacloprid 17.8 SL</p> Signup and view all the answers

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