Table 9a Arizona Bt Cotton Insect Losses 2006

Pest

acres infested

acres treated

# insect appls

Cost of 1 applic

cost/ acre

%red

Bales lost

Boll Weevil

0

0

0.000

N/A

$0.00

0.000

0

Bollworm/Budworm

25,751

0

0.000

N/A

$0.00

0.000

0

Pink Bollworm

17,167

0

0.000

N/A

$0.00

0.000

0

Cotton Fleahopper

77,252

3,433

0.015

$10.33

0.15

0.027

185

Lygus

103,002

42,918

0.249

$17.50

$4.37

0.838

5,768

Cotton Leaf Perforator

6,867

0

0.000

N/A

$0.00

0.000

0

Spider Mites

34,334

8,584

0.050

$21.66

$1.08

0.064

438

Thrips

170,677

17,167

0.100

$10.18

$1.02

0.323

2,226

Beet Armyworm

51,501

2,256

0.007

$18.25

$0.12

0.031

210

Fall Armyworm

8,584

0

0.000

N/A

$0.00

0.000

0

European Cornborer

0

0

0.000

N/A

$0.00

0.000

0

Stink Bugs

68,668

926

0.004

$17.00

$0.07

0.111

761

Grasshoppers

36,347

0

0.000

N/A

$0.00

0.000

0

Saltmarsh Caterpillars

51,501

1,498

0.009

$14.00

$0.12

0.004

27

Aphids

6,397

0

0.000

N/A

$0.00

0.000

0

Banded Winged Whitefly

49,287

0

0.000

N/A

$0.00

0.000

0

Silverleaf Whitefly (Bemisia)

137,336

85,835

0.748

$28.59

$21.40

0.559

3,845

Loopers

42,918

145

0.001

$20.00

$0.02

0.000

0

Yellowstriped Armyworrms

0

0

0.000

N/A

$0.00

0.000

0

Pale-sided Flea Beetles

0

0

0.000

N/A

$0.00

0.000

0

Cutworms

0

0

0.000

N/A

$0.00

0.000

0

               

Percent Lost

1.96

 

Est. yield/acre

1,520

   

Cost/ Acre

           

Foliar insecticide

$28.34

Total Acres

172,035

 

Spray applications

1.183

 

At planting

$0.63

           

Bt use fees

$33.90

     

Cost + loss

$17,372,727

 

Eradication*

$5.44

Total Bales lost

13,460

       

Scouting

$10.14

Bales lost in dollars

$3,876,595

 

Cost + loss/acre

$100.98

 

Total

$78.45

Official Arizona Cotton Losses may be seen on the Arizona WEB http://cals.arizona.edu/crops/cotton/insects/cil/cil.html *Eradication PBW($4.69)+ Boll Weevil ($0.75)= $5.44