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Be the initially to remark. 1. Faculty OF AGRICULTURAL Technology (Affiliated to Tamil Nadu Agricultural University, Coimbatore-3) Kullapuram (Po), By using Vaigai Dam, Theni-625 562 Disorders OF BLACK PEPPER Pupil: Class Trainer: Sruthi A B Dr.

Parthasarathy S 2015021126 Asst. Prof. Plant Pathology.

  • How does one discover herbal remedies?
  • What lamps would you vegetation in March?
  • What bouquets are excellent to herb in October?
  • What can be planted in Sept .?
  • Applications To Aid You To Specify Undiscovered Crops And Plants
  • How do you figure out normal gardening plants?

Record of health conditions in black pepper 1. Foot rot /swift wilt disease 2. Pollu sickness /anthracnose three.

Sluggish decline /sluggish wilt 4. Stunt ailment 5. Phyllody sickness six. Basal wilt 7.

Leaf rot and blight three. Foot rot / Rapid wilt of pepper Significance:

  • Rapid wilt is just one of the most damaging conditions of pepper common in Kerala.
  • The an infection initiates with the onset of south-west monsoon.
  • Affects all cultivable versions and vines of all age group.

    Symptoms Collar:

  • Development of drinking water soaked lesions, shifting to wet slimy darkish patches on the collar region and rotting.
  • Foot rot, the fatal symptom, is observed at the collar location ensuing in brief wilt. Roots:
  • Root infection also initiates as drinking water soaked dim patches on feeder, tertiary, secondary and primary roots ensuing in root decaying and shredding of roots.

    Stem:

  • The infection on runner shoots and cuttings lead to rotting of sprouts resulting in shoot rot.
  • breaking of stem at the nodal regions branches transform dim brown thanks to rotting Leaves:
  • Uniformly darkish on younger leaves or shows concentric zonation with grayish centre on mature leaves.
  • H2o soaked lesions and quickly expands into massive dark brown spots. Spikes and Berries:
  • withering and shriveling of berries and weighty spike shedding with out any discoloration.

    @vikaspedia. in/agriculture 8. @cpsskerala. in nine. Pathogen:

  • Causal organism: Phytophthora capsici Leonian
  • It is a heterothallic oomycete
  • Phytophthora capsici generates equally a male and a woman form gametangia identified as an antheridium (male) and an oogonium (feminine).

  • The oospores, zoospore and chlamydospores surviving in soil germinate find more facts on with the receipt of monsoon showers and initiate infection in roots and at collar area. Systematic placement:
  • Phylum: Heterokontophyta
  • Class: Oomycota
  • Order: Peronosporales
  • Spouse and children: Peronosporaceae
  • Genus: Phytophthora
  • Species: P. capsici 11. Sporangia Sickness cycle www. wikipedia. org 12. Favourable problem:
  • Significant rainfall,
  • extra number of wet times,
  • high relative humidity of additional than 90%,
  • small temperature of 22-25 ÂșC and
  • much less sunshine hours are the favorable climatic ailments for the disorder thirteen.

    Mode of spread:

  • Main distribute: oospores
  • Secondary distribute: zoospores
  • Secondary inoculum, Zoospore sales opportunities to sudden outbreak.
  • Unfold is by means of soil, h2o, root contacts, movement of people today, slugs, snails, use of contaminated implements and so on.
  • Intercultural functions specifically soil digging about the vine, nematode infestation, root mealy bug attack and so on. predispose the an infection.

    Management:

  • Phytosanitation.
  • Drench these kinds of spots with . two% COC (2g/L) or 1% Bordeaux combination to eradicate the inoculum from the soil.
  • Plant sickness totally free rooted cuttings.
  • Allow for penetration of sunlight.
  • Correct pruning.
  • Use biocontrol brokers these types of as Trichoderma viride, Pseudomonas fluorescens and VAM inoculated cuttings fifteen.

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