Management of Mosaic Virus in chilli

  • Uproot the infected plants.
  • Cultivate of resistant/tolerant varieties like Pusa Jwala, Pant C-1, Pusa- Sadabahar, Panjab lal etc.
  • Spray Acetamiprid 20% SP at the rate of 130gram/acre at regular intervals to reduce the vectors, or 
  • You can also Spray Fipronil 40% + Imidachloprid 40% WG @ 40 gram/acre.
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Identification of Mosaic Virus in chili –

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  • The main symptom of this disease is the appearance of dark green and yellow spots on the leaves.
  • Another symptom includes the appearance of Light pits and blisters
  • Yellowing and distortion of younger leaves, followed by conspicuous mosaic.
  • Severe mottling with light and dark green patches get Scattered all over the leaf surface.
  • Slight curling, marginal rolling and shortening of leaves are other common symptoms of mosaic virus. 
  • This disease spreads through whitefly. 
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Tips for Disease-Free Nursery Raising of Vegetables –

  • choose healthy seeds for showing.
  • The seeds should be treated with recommended fungicide before sowing.
  • The continuous raising of the nursery in the same plot should be avoided.
  • The topsoil of the nursery should be treated with Carbendazim @ 5 gm/square m. area of the soil and the nursery should be drenched with Carbendazim @ 2gm/litre of water fortnightly.
  • Soil solarization by spreading 250 gauge polythene sheet over the bed for 30 days before sowing in summer season should be done.
  • Application of bio-control agent Trichoderma viride in soil @ 500 gram/acre is also found effective to control damping-off to a considerable extent.
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Some important crops that can be grown under inter-cropping

 

SN Maincrop       Intercrop
1. Soya bean  maize, peagonpea
  • For intercultural or mixed crops, the growth rate of vegetables, distribution of roots, Nutritious nature, attacks of pests and diseases, market demand etc. should be considered. 
  • The cropping system should not be permanent and the weather, pest and diseases attacks, market price and demand and should be changed according to the grower.
2. Okra   Coriander, spinach
3. Cotton  groundnut, green gram, black gram maize.
4. Chilli  radish, carrot.
5. Mango  onion, Turmeric
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how is inter-cropping beneficial to farmers?

  • Inter-cropping maintains the diversity and stability of fields.
  • It reduces the use of chemical/fertilizer.
  • It helps in Weed suppression and reduces the chances of diseases and insect attacks.
  • In inter-cropping, Vegetable crops give high production in short duration.
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Identification and reason for bulb splitting In Onion (physiological Disorder)

  • Uneven irrigation of onion fields increases the chances of this disorder.
  • Fields that are over irrigated, allowed to dry completely and then over irrigated again often have many split bulbs.
  • Bulb mites are frequently associated with bulb splitting.
  • The first symptom is observed as the rotting of the basal portion of the bulb.
  • Secondary growth of the affected bulb often occurs when several small bulbs protruded from the spilt basal portion.
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How to improve yield in watermelon with the help of irrigation

  • Watermelon responds very much to irrigation but it can not withstand waterlogged conditions.
  • It is generally cultivated as a spring-summer crop in which the frequency of irrigation is very important.
  • The crop should be irrigated at 3-5 days intervals.
  • Soil moisture stress during pre-flowering, flowering, and fruit development stage drastically reduce yield.
  • Irrigation should be stopped during ripening as it adversely affects fruit quality and promotes fruit cracking.
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