Pesticide and their residue effect

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Pesticide and their residue by anbuselvidhanasekaran

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Pesticide and their residue effect

  1. 1. Introduction Pest –Responsible for man’s possession, attacking.  Several kinds of pests around him.  Natural enemies of agriculture.  Nightmare of Indian farmer. 
  2. 2. Pesticide Definition:  The FAO defines pesticide as any substance intended for preventing , destroying ,repelling , attracting any pest including harm.   During –production ,processing etc. Any substance-before or after harvest to product the commodity.the term fertilizers ,plant ,animal nutrients and food
  3. 3. Pesticide residue concern  Detection is easy  Organochlorine insecticide –most notorious because, long persistence nature.
  4. 4. Presence of pesticide  Drinking water ,milk ,beverages etc.  Considered as poisonous adulterants in food above prescribed level ads illegal.  Suspected health risks to humans.
  5. 5.  All India Coordinated Research projects (AICRPs) during research.  1995 -1998 4000 sample vegetable 55% pesticide residue.  2001 61% of 712 vegetable sample. Exceed 11% of MRL values.   Bovine milk 52% contaminated by DDT ,94% HCN
  6. 6. Insecticide and their restrictions S.NO Insecticide Remark 1. DDT(oc) Banned (for use in agriculture) 1989 2. Endrin 1990 3. HCN January 1997 4. Parathion Restricted 1999 5. Methyl bromide Restricted 2001
  7. 7. Food safety concerns  In USA Pilot study -perception & behavior in response to this new risk information. -companies are – offer vegetables without pesticide at double prices.
  8. 8. Food safety Risk analysis  It refers to the levels of acceptable risk by different nations.  European community –considering zero risk factor in food.
  9. 9. Ecological magnification of pesticide  Another name –Biomagnifications ,bioconcentration ,bioaccumulation.
  10. 10. Fat soluble substances Suspended organics Invertebrates Fish OC Fat tissues(10-10,000)
  11. 11. DDT Marshes Control the mosquito Mosquito larva fish Eating women DDT Residue in breast milk
  12. 12. Pesticide residue in food commodities January 1 ,1995 successor to GATT (General agreement on tariffs and Trade)  Fortune opportunity to export raw & processed agricultural pts.  In 1996 AIBA detect our consignment of tea ,rice ,fruits etc. 
  13. 13.  Importing western countries due to their high pesticide residue  ‘Darjeeling gold brand’ of tea exported to Germany by Indian tea market.  In 1995 rejected.
  14. 14. Health hazards from pesticide residue Above the tolerance level harmful to human beings.  Like the neurological & psychological problems.  Chronic toxicities cause by pesticide. 
  15. 15. Pesticide regulation framework  Mammalian toxicity cause by improper handling ,users etc.  The codex Alimentarius is a collection of internationally adopted food standards , maximum residue limit for pesticides & other aspects.
  16. 16. Pesticide residue research & planning organization  In 1984 –monitoring of pesticide residue in raw & processed food by ICAR.  Head office at Delhi.  Assistant director general (PFA) is responsible for MRL values.
  17. 17.  In 1972 400 peoples reportedly died in Iraq by eating of bread.  Cereals treated with fungicide.
  18. 18. PFA Rules:  Provides monitoring of pesticide residues.  Soil and water.  Enforcement of tolerance limits by the state and central government.
  19. 19. Insecticide Act:  Objective: - Regulate import ,manufacture ,sale ,transport ,distribution use of pesticide. - CAC joint with FAO and WHO
  20. 20. Conclusion

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