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| Factors affecting the soil applied herbicide and foliar applied herbicide. |
Factors affecting herbicide application (soil applied and foliar applied)
Factors affecting foliar applied herbicide:
1. Morphology of the leaf.
2. Leaf angle.
3. Nature of leaf surface.
4. Age of the plant.
5. Canopy effect.
6. Pressure at which spray is delivered.
7. Spray volume.
8. Nature of the spray solution.
9. Mode of action of herbicide.
10. Selectivity of herbicide.
11. Environmental factor –
a) Wind
b) Light
c) Temperature
d) Rainfall
e) Humidity
a) Wind
b) Light
c) Temperature
d) Rainfall
e) Humidity
12. Cost of herbicide
Factors affecting soil applied herbicide:
1. Soil component
2. Soil process
- Chemical decomposition
- Leaching
- Microbial breakdown
3. Selectivity of herbicide
4. Mode of action of herbicide
5. Volatilization
6. Environmental factor
- Wind
- Rainfall
- Temperature
- Humidity
- Light
7. Cost of herbicide
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