about the procedure before we control weeds

1. 1. Diagnosis of
the problem
2. Survey of
available
5. Follow-up
control
methods
3. Selection of
4. Execution
program or
of program
plan of action

2. *
• Identification
(A) Weeds • Weed abundance
• Soil condition
(B) Soil • Texture
• Colloidal components
• pH
• Soil erosion factors
(C) Environmental Factors • Non-target species
• Non-target sites
• Management practices
(D) Crop Management • Cropping sequences
• How was the results
(E) Past weed control
programs

3. *

4. *
a) Economics
• How much?
• Profitable?
b) Management system
• Equipment
• Custom services
• Time
• Operational capability
• Crop Management system
Potential for weed resistance
Value of early season program

5. *

6. *