Field Diagnosis

1
Field Diagnosis
Part 3
http//www.lincoln-adams.wsu.edu/agriculture
2
Controlchemical treatments
http//www.lincoln-adams.wsu.edu/agriculture

• Neonicatinamides
• Thiamethoxam (Cruiser)
• Imidacloprid (Gaucho)
• Clothianidin (Poncho)?

3
Controlcultural control
http//www.lincoln-adams.wsu.edu/agriculture

• Cultural control for spring cereals
• Delay planting
• Starter fertilizer
• Fallow systems
• Increased seeding rate
• High plant population
• Greater amount of seed treatment

4
Controlcurrent research (Spring 2009)
http//www.lincoln-adams.wsu.edu/agriculture

• Mark Sheffels, Davenport, WA
• 0.00 oz/cwt Cruiser
• 0.25 oz/cwt Cruiser
• 0.50 oz/cwt Cruiser
• 1.00 oz/cwt Cruiser
• Chemical fallow

• Field has an extensive history of continuous
  cropping, including recrop winter wheat

5
Controlcurrent research - 2009

• RCBD w 4 reps
• 1000 x 33 per plot
• 15 acres

6
Controlcurrent research
http//www.lincoln-adams.wsu.edu/agriculture
80 Pantyhose stockings!
7
Sheffels-Cruiser Study Rep I
CF
0.25
0.00
0.50
1.00
8
Sheffels-Cruiser Study Rep IV
1.00
0.25
CF
0.00
0.50
9
Controlcurrent research
10
Controlcurrent research