Table 15b Louisiana nonBt Cotton Insect Losses – 2005

Pest

acres infested

acres treated

# insect appls

Cost of 1 applic

cost/ acre

%red

Bales lost

Boll Weevil

60000

0

0.000

N/A

$0.00

0.00

0

Bollworm/Budworm

59,825

38,976

0.487

$12.00

$5.85

0.15

349

Pink Bollworm

0

0

0.000

N/A

$0.00

0.00

0

Cotton Fleahopper

22,389

0

0.000

N/A

0.00

0.00

0

Lygus

80,000

76,339

3.817

$9.25

$35.31

1.00

2,333

Cotton Leaf Perforator

0

0

0.000

N/A

$0.00

0.00

0

Spider Mites

68,394

41,887

1.309

$21.56

$28.22

0.85

1,995

Thrips

80,000

71,883

0.899

$3.61

$3.24

0.20

467

Beet Armyworm

2,497

0

0.000

N/A

$0.00

0.00

0

Fall Armyworm

41,667

22,564

0.338

$11.25

$3.81

0.42

972

European Cornborer

0

0

0.000

N/A

$0.00

0.00

0

Stink Bugs

37,221

5,497

0.069

$7.42

$0.51

0.14

326

Grasshoppers

40,864

0

0.000

N/A

$0.00

0.00

0

Saltmarsh Caterpillars

14,668

0

0.000

N/A

$0.00

0.00

0

Aphids

80,000

48,652

0.608

$9.36

$5.69

0.10

233

Banded Winged Whitefly

11,557

0

0.000

N/A

$0.00

0.00

0

Silverleaf Whitefly (Bemesia)

0

0

0.000

N/A

$0.00

0.00

0

Loopers

61,334

32,119

0.401

$12.35

$4.96

0.00

0

Southern Armyworms

1,899

0

0.000

N/A

$0.00

0.00

0

Slugs

0

0

0.000

N/A

$0.00

0.00

0

Cutworms

0

62,389

0.780

$3.50

$2.73

0.00

0

Percent Lost

2.86

Est. yield/acre

925

 

Cost/ Acre

 

 

 

 

Foliar insecticide

$90.32

Total Acres

80,000

Spray applications

8.708

At planting

$8.50

 

 

 

 

Bt use fees

$0.00

 

 

Cost + loss

$11,388,192

Eradication

$10.00

Total Bales lost

6,675

 

 

Scouting

$9.51

Bales lost in dollars

$1,922,415

Cost + loss/acre

$142.35

Total

$118.32