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Home/ Questions/Q 44661
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Himanshu Kulshreshtha
Himanshu KulshreshthaElite Author
Asked: April 18, 20242024-04-18T09:45:44+05:30 2024-04-18T09:45:44+05:30In: Sericulture

Classify Mulberry pests with suitable examples. Identify the factors responsible for mulberry pest outbreak.

Sort Mulberry pests according to appropriate categories. Determine the causes of the mulberry pest infestation.

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    1. Himanshu Kulshreshtha Elite Author
      2024-04-18T09:46:16+05:30Added an answer on April 18, 2024 at 9:46 am

      Classification of Mulberry Pests:

      Mulberry (Morus spp.) is susceptible to a range of pests that can affect its growth and productivity. These pests can be classified into different categories based on their feeding habits and the parts of the mulberry plant they target:

      1. Sucking Pests:

        • Mulberry Thrips (Pseudodendrothrips mori): Thrips are tiny, slender insects that suck sap from mulberry leaves, causing silvering, curling, and distortion of leaves.
        • Mealybugs (Maconellicoccus hirsutus): Mealybugs feed on the sap of mulberry leaves and stems, secreting honeydew that promotes the growth of sooty mold.
      2. Chewing Pests:

        • Mulberry Silkworm (Bombyx mori): While the silkworm is essential for silk production, heavy infestations can defoliate mulberry trees.
        • Mulberry Leaf Roller (Glyphodes pyloalis): The larval stage of this moth rolls and feeds within mulberry leaves, causing damage to leaf tissues.
      3. Boring Pests:

        • Mulberry Stem Borer (Batocera rufomaculata): The larvae of stem borers tunnel into mulberry stems, leading to stem girdling, dieback, and reduced plant vigor.
      4. Leaf Miners:

        • Mulberry Leaf Miner (Acrocercops spp.): The larvae of leaf miners create serpentine mines within mulberry leaves, causing them to become discolored and distorted.

      Factors Responsible for Mulberry Pest Outbreak:

      Several factors can contribute to the outbreak and severity of pests in mulberry plantations:

      1. Environmental Conditions: Unfavorable environmental conditions such as high humidity, excessive rainfall, or drought stress can weaken mulberry plants, making them more susceptible to pest attacks.

      2. Monoculture: Continuous cultivation of mulberry without crop rotation or intercropping can lead to the buildup of specific pest populations, increasing the risk of pest outbreaks.

      3. Lack of Cultural Practices: Poor cultural practices, such as inadequate pruning, improper irrigation, and insufficient weed control, can create conditions conducive to pest infestations.

      4. Introduction of Exotic Pests: Movement of pests from other regions or countries through international trade can introduce new pest species to mulberry plantations, leading to outbreaks.

      5. Lack of Natural Enemies: Reduction in natural enemy populations (predators, parasitoids) due to pesticide use or habitat destruction can disrupt biological control mechanisms, allowing pest populations to increase unchecked.

      6. Plant Stress: Stressed mulberry plants, caused by factors such as nutrient deficiencies, water stress, or mechanical damage, are more vulnerable to pest attacks.

      7. Pesticide Resistance: Overreliance on chemical pesticides without proper rotation or integration of pest management strategies can lead to the development of pesticide-resistant pest populations.

      Integrated Pest Management (IPM) Strategies:

      To mitigate pest outbreaks in mulberry plantations, integrated pest management (IPM) strategies should be implemented:

      • Monitor pest populations regularly and accurately identify pest species.
      • Implement cultural practices such as crop rotation, intercropping, and mulching to reduce pest pressure.
      • Use biological control agents (natural enemies) and botanical pesticides to manage pest populations.
      • Adopt resistant mulberry varieties and promote biodiversity to enhance natural pest control.
      • Educate farmers on sustainable pest management practices to minimize reliance on chemical pesticides and preserve ecosystem health.

      By addressing the factors responsible for mulberry pest outbreaks and implementing effective IPM strategies, farmers can sustainably manage pest populations and maintain healthy mulberry plantations for silk production.

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