About Lesson
Pesticides |
Persistent period |
Aldrin |
>15 Years |
Chlordane |
>15 yrs. |
DDT |
>15 yrs |
Heptachlor |
>14yrs |
Lindane |
>14 yrs |
Parathion |
>16 yrs. |
Simazine |
2 yrs |
2,4,5- Trichlorophenoxy acetic acid |
>190 days |
2,4-Dichlorophenoxy acetic acid |
2-8 wks. |
Monuron |
4-12 minutes. |
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