1. Common Health Hazards of Orchard Pesticides

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3. Guthion Symptoms of Exposure: LD50 for rats - 4-20 mg/kg
Chest wheezing
Rhinorrhea of the forehead
Salivation
Laryngeal spasm
Nausea
Vomiting
Anorexia
Diarrhea
Sweating
Paralysis
Convulsions
Low blood pressure
LD50 for rats mg/kg
Non-systemic insecticide

4. Lannate Symptoms of Exposure: Eye irritant Cholinesterase inhibitor
Weakness
Headache
Nausea
Abdominal cramps
Low blood pressure
Heart irregularities
Muscle tremors
LD50 for rats – mg/kg
Non-systemic insecticide

5. Endosulfan Symptoms of Exposure: Muscle incoordination
Possible convulsions
Possible blindness
LD50 for rats – mg/kg
Non-systemic insecticide

6. Imidan Symptoms of Exposure: Cholinesterase inhibitor Sweating
Weakness
Blurred vision
Nausea
Abdominal cramps
Muscle tremors
Muscle incoordination
Twitching
LD50 for rats – mg/kg
Non-systemic insecticide

7. Avaunt Symptoms of Exposure: Eye irritant Skin irritation
Alterations in blood cell counts
Anemia
Upper respiratory problems
LD50 for rats mg/kg
Non-systemic insecticide

8. Pyrethroids Symptoms of Exposure: Asthmatic breathing Headache Nausea
Convulsions
Facial flushing
Burning/itching
Uncoordination
Tremors
Swelling
LD50 for rats – mg/kg
Non-systemic insecticide

9. Bt Symptoms of Exposure: Skin irritation (slight)
LD50 for rats – 10,000 mg/kg
Non-systemic insecticide

10. Chlorpyrifos Symptoms of Exposure: Cholinesterase inhibitor
Skin irritant
Systemic intoxication
Gastrointestinal
Pulmonary edema
Confusion
Slow heartbeat
Dizziness
Twitching
LD50 for rats – mg/kg
Non-systemic insecticide

11. Kelthane Symptoms of Exposure: Changes in behavior Loss of balance
Dizziness
Twitching
Slowed breathing
LD50 for rats – 575 mg/kg
Non-systemic miticide

12. Cygon Symptoms of Exposure: Eye irritant Corneal damage Weakness
Nausea
Muscle twitches
Difficulty in breathing
Excessive salivation
LD50 for rats – 353 mg/kg
Systemic insecticide

13. Mancozeb Symptoms of Exposure: Skin irritation from repeated exposure
Eye irritant
Scratchy throat
Sneezing
Coughing
Metabolites are neurotoxins
Goiter Development
LD50 for rats – 8000 mg/kg
Non-systemic fungicide

14. Captan Symptoms of Exposure: Eye irritant Mutagenic properties
LD50 for rats – 9000 mg/kg
Non-systemic fungicide

15. Benomyl Symptoms of Exposure: Skin irritant
Potential liver damage after repeated exposure
LD50 for rats – 10,000 mg/kg
Systemic fungicide

16. Ridomil Symptoms of Exposure: Skin irritant Eye irritant
LD50 for rats – 3100 mg/kg
Systemic fungicide

17. Gramoxone Symptoms of Exposure:
Skin irritation and delayed healing of cuts
Eye irritant
Temporary damage to nails
Nose bleeding
LD50 for rats mg/kg
Non-systemic herbicide

18. Simazine Symptoms of Exposure: Skin irritant Tremors Convulsions
Slowed respiration
Impaired adrenal function
Eye irritant
Diarrhea
LD50 for rats – 5000 mg/kg
Non-systemic herbicide

19. Personal Protective Equipment

20. Do You Have Any Questions?

21. Contact Information
Thomas Ford
Area Commercial Horticulture Extension Agent
Penn State Cooperative Extension
Phone: (814)