(Pretilachlor 50% EC)

Pretilachlor 50% EC
Pack Size : 250 ml, 500 ml, 1 ltr, 5 ltr
Class : Herbicides
Directions of Use : Use Knapsack Sprayer, Foot Sprayer or Compression Knapsack Sprayer fitted with flat fan or flood jet nozzle.
Categories: ,
Crop Weed Formulation gm/ha Dilution in Water (l/ha)
Rice (Paddy)

Transplanted Rice

Echinochloa Crusgalli
Cyperus Difformis
Cyperus Iria
Fimbristylis Miliacae
Eclipta Alba
Ludwigia Parviflora
Leptochloa Chinensis
Panicum Repens
1.0-1.5 ltrs 500-750


  • THOR contain Pretilachlor 50% EC.
  • It is a broad-spectrum and selective herbicide.
  • THOR is a pre-emergence herbicide for transplanted rice.
  • It is applied before emergence of weeds, within 0-4 days of transplanting.
  • It belongs to Chloroacetamide group of herbicides which inhabits growth and reduces cell division.
  • It controls almost all the weeds (annual grasses, Sedges and broad-leaved weeds) in rice.
  • It is very economical with its broad-spectrum activity and low use rate.
  • It is easy to use and give long duration control.
  • It dissolves quickly and spreads Fast after application.
  • THOR is very safe to rice crop as compared to other recommended herbicides.
  • It is suitable for integrated pest management.
  • It has green color toxicity triangle thus safe to crops as well as to mammals.
  • It has no phytotoxic effect on any variety of rice when used as recommended.
  • No residual effect on the subsequent / follow crop.
  • Good compatibility for mixtures with other herbicides.


  • It belongs to Chloroacetamide group of herbicides which inhabits growth and reduces cell division. After the application it quickly spread on soil and disrupts cell division at the time of weed seed germination. Lack of cell division weed germination and growth checked and ultimately plant dies.


  • It can be used as foliar spray by using Knapsack Sprayers fitted with Flat Fan or Flood Jet Type of Nozzle.
  • Add recommended quantity of Thor into little amount of water and mix well. In the last add remaining full amount of water and mix it well by continuous steering and spray uniformly immediately after transplanting to 4 of days of transplanting. Keep 2-3 cm standing water in the crop field up to 5 days after application.


  • Do not spray during Foggy climate.
  • Use clean water for preparing spray solution.
  • Wear safety equipment’s such as gloves, aprons, masks, etc..
  • Choose the correct nozzle for spray.
  • Spray in the direction of wind.
  • Avoid drift of spray into adjoining crop field.
  • Do not smoke, drink, eat and chew anything while spraying.
  • Avoid contact with mouth, eyes and skin.
  • Avoid inhalation the spray mist, fog and vapors.
  • Take bath properly after application.
  • Antidote – No specific antidote is known. Treat symptomatically.