Classification of Herbicides Based on Time of Application

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Classification of Herbicides Based on Time of Application

1. Pre-planting (Pre sowing) herbicides.
2. Pre emergence herbicides.
3. Post emergence herbicides.

1) Pre Plating Herbicides: e.g.

1. EPTC
2. Simazine
3. Fenuren
4. Monuron
5. Diuron
6. Sodium chlorate
7. Arsenic
8. Boron

2) Pre-emergence Herbicide e.g.

1. Simazine (50%)
2. EEPTC or Eptam (Controls nut grass)
3. TCA (Controls nut grass)
4. Dalapon
5. TCA
6. Dalapon (To control cans)
7. Potassium cynate
8. PCP
9. MCPA
10. 2, 4, 5-T
11. Silvex
12. DNBP      
13. Diuron (Karmex)
14. NPA
15. ICP
16. CIPC (Chloropropham)
17. CDEF (Vegadex)
18. Calcium cynamide
19. Ansar
20. Lasse
21. CDAA (Randex)
22. Gramoxone (Paraquat)     
23. TOK – 25 (Nitrofen)

3. Post Emergence e.g.

1. Stam F – 34
2. 2.4-D 80%
3. 2, 4, 5-T
4. MCPA
5. MCPB
6. Atrazine
7. PCP
8. PMA
9. TCA
10. Silvex
11. Dalpan      
12. Meleic hydrazine (MH)
13. Hydro carbon oils
14. Potassium cynamide

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