Edge core
Follow Us
Find Edge India Agrotech on TwitterFind Edge India Agrotech on FacebookFind Edge India Agrotech on YouTubeFind Edge India Agrotech on MySpaceFind Edge India Agrotech on LinkedIn
Edge India Group
Latest Snippets

Evolution and InnovationSave Biodiversity...Rise


Crop: Anthurium

S.N: Anthurium spp

Family: Araceae



1. Aphid, Myzus circumflexus  

Symptom of damage

  • Nymphs and adults suck the plant sap
  • Yellowing and distortion of leaves and poor growth. 
  • Honeydew excretion causes black sooty mould fungus.
  • Spraying of any following insecticides
    • dicofol 2ml/lit
    • malathion 2ml/lit
    • phosphomidon 2ml/lit
  • A formulation containing pyrethrum extract gave effective control
  • Field release of parasitic wasp Aphidius colemani 5/m2 per week
Aphidius colemani   Adalia bipunctata


2. Thrips, Chaetanaphothrips orchidii   

Symptoms of damage

  • Nymphs and adults suck the sap from leaves
  • Mottled effect on foliage and flowers.
  • In netted areas, insecticide granules are very effective in decreasing injury to flowers by C. orchidii
  • Foliar sprays cyfluthrin 2.0 EC and chlorpyriphos 1ml/lit are effective in reducing the number of injured flowers. 
  • Spraying of dimethoate 30 EC @ 1 ml/l or phosphamidon 85 WSC @ 0.5 ml/l also controls thrips.
  • Field release of predatory mite Amblyseius cucumeris 500,000/ha
Amblyseius cucumeris


3. Whitefly,  Bemisia tabaci, Aleurotulus anthuricola         

Symptom of damage

  • Nymphs and adults suck the sap from leaves. 
  • Systemic insecticides like methomyl 1.8 L or dimethoate 30 EC ( reduced eggs, nymphs, pupae and adults.)
  • Malathion 50 EC is effective against adults and pupae.
  •  Bifenthrin 10 WP was effective only against adults.
  • Methomyl 1.8 L and acephate 75 SP reduced the number of nymphs and pupae
  • Field release of parasitic wasp - Encarsia formosa 3/m2  can be followed  
Encarsia formosa


4. Red spider mite Tetranychus cinnabarinus 

Symptom of damage

  • Spider mite causes - yellowish mottling of the leaves
  • Leaves shrivel and turn brown. 
  • A fine web spun on the undersurface of leaves.
Identification of the pest
  • Nymphs and adults are red in colour.
  • Eggs are laid on the ventral surface of the leaves and are whitish, spherical in shape


  • Spraying the affected plants with dicofol 18.5 EC @ 0.8 ml/l of water.
  • Field release of predatory mite - Phytoseiulus persimilis 6/ m2
Phytoseiulus persimilis
Edge Gallery

The Silent Killer......

Organic Streams.....

arth Day....

Fungus can save the world