Table 11. CALIFORNIA Cotton insect losses - 1997
PEST Acres Infested Acres Treated # Insect Applic Cost of 1 Appl Cost/acre % Yield Loss Bales Lost
Boll Weevils 0 0 0.000 n/a $0.00 0.000 0
Boll/budworms 50750 500 0.000 $15.00 $0.01 0.000 0
Pink bollworm 0 0 0.000 n/a $0.00 0.000 0
Cotton Fleahoppers 0 0 0.000 n/a $0.00 0.000 0
Lygus 910000 385000 0.367 $34.62 $12.71 1.798 56934
Cotton Leaf perforators 0 0 0.000 n/a $0.00 0.000 0
Spider Mites 902000 752000 1.061 $20.00 $21.23 0.854 27037
Thrips, early season 0 0 0.000 n/a $0.00 0.000 0
Beet Armyworms 400000 200000 0.283 $15.00 $4.24 0.379 12000
Fall Armyworms 0 0 0.000 n/a $0.00 0.000 0
European Cornborers 0 0 0.000 n/a $0.00 0.000 0
Stink Bugs 0 0 0.000 n/a $0.00 0.000 0
Grasshoppers 0 0 0.000 n/a $0.00 0.000 0
Saltmarsh Catepillers 0 0 0.000 n/a $0.00 0.000 0
Aphids 908000 808000 1.518 $25.00 $37.95 3.425 108440
Bandedwing Whiteflies 0 0 0.000 n/a $0.00 0.000 0
Sweet Potato Whiteflies 350000 150000 0.212 $35.00 $7.42 0.332 10500
Soybean Loopers 0 0 0.000 n/a $0.00 0.000 0
Cabbage Loopers 0 0 0.000 n/a $0.00 0.000 0
Western Flower Thrips 0 0 0.000 n/a $0.00 0.000 0
Cutworms 0 0 0.000 n/a $0.00 0.000 0
Cost/Acre
foliar insecticide $83.56
Percent Lost: 6.79 est. Yield per acre: 1201 at planting $1.54
Total Acres: 1061790 Bt use fees $0.00
Total Acres Harvested: 1061790 cost + loss $168,792,882 eradication $4.30
Total Bales Lost: 214911 cost + Loss/acre: $158.97 scouting $6.42
Bales lost in $$$: $67,052,213 TOTAL $95.82



Table 11a. CALIFORNIA, SAN JOAQUIN VALLEY Cotton insect losses - 1997
PEST Acres Infested Acres Treated # Insect Applic Cost of 1 Appl Cost/acre % Yield Loss Bales Lost
Boll Weevils 0 0 0.000 n/a $0.00 0.000 0
Boll/budworms 50000 0 0.000 n/a $0.00 0.000 0
Pink Bollworm 0 0 0.000 n/a $0.00 0.000 0
Cotton Fleahoppers 0 0 0.000 n/a $0.00 0.000 0
Lygus 900000 375000 0.357 $35.00 $12.49 1.712 54000
Cotton Leaf perforators 0 0 0.000 n/a $0.00 0.000 0
Spider Mites 900000 750000 1.070 $20.00 $21.41 0.856 27000
Thrips, early season 0 0 0.000 n/a $0.00 0.000 0
Beet Armyworms 400000 200000 0.285 $15.00 $4.28 0.381 12000
Fall Armyworms 0 0 0.000 n/a $0.00 0.000 0
European Cornborers 0 0 0.000 n/a $0.00 0.000 0
Stink Bugs 0 0 0.000 n/a $0.00 0.000 0
Grasshoppers 0 0 0.000 n/a $0.00 0.000 0
Saltmarsh Catepillers 0 0 0.000 n/a $0.00 0.000 0
Aphids 900000 800000 1.522 $25.00 $38.05 3.425 108000
Bandedwing Whiteflies 0 0 0.000 n/a $0.00 0.333 0
Sweet Potato Whiteflies 350000 150000 0.214 $35.00 $7.49 0.000 10500
Soybean Loopers 0 0 0.000 n/a $0.00 0.000 0
Cabbage Loopers 0 0 0.000 n/a $0.00 0.000 0
Western Flower Thrips 0 0 0.000 n/a $0.00 0.000 0
Cutworms 0 0 0.000 n/a $0.00 0
Cost/Acre
foliar insecticide $83.72
Percent Lost: 6.71 est. Yield per acre: 1200 at planting $1.43
Total Acres: 1051155 Bt use fees $0.00
Total Acres Harvested: 1051155 cost + loss $166,735,358 eradication $4.30
Total Bales Lost: 211500 cost + Loss/acre: $158.62 scouting $6.40
Bales lost in $$$: $65,988,000 Total $95.84




Table 11b CALIFORNIA, SACRAMENTO VALLEY Cotton insect losses - 1996
PEST Acres Infested Acres Treated # Insect Applic Cost of 1 Appl Cost/acre % Yield Loss Bales Lost
Boll Weevils 0 0 0.000 n/a $0.00 0.000 0
Boll/budworms 750 500 0.047 $15.00 $0.71 0.000 0
Pink bollworm 0 0 0.000 n/a $0.00 0.000 0
Cotton Fleahoppers 0 0 0.000 n/a $0.00 0.000 0
Lygus 10000 10000 1.410 $25.00 $35.26 7.525 2934
Cotton Leaf perforators 0 0 0.000 n/a $0.00 0.000 0
Spider Mites 2000 2000 0.188 $20.00 $3.76 0.094 37
Thrips, early season 0 0 0.000 n/a $0.00 0.000 0
Beet Armyworms 0 0 0.000 n/a $0.00 0.000 0
Fall Armyworms 0 0 0.000 n/a $0.00 0.000 0
European Cornborers 0 0 0.000 n/a $0.00 0.000 0
Stink Bugs 0 0 0.000 n/a $0.00 0.000 0
Grasshoppers 0 0 0.000 n/a $0.00 0.000 0
Saltmarsh Catepillers 0 0 0.000 n/a $0.00 0.000 0
Aphids 8000 8000 1.128 $25.00 $28.21 1.128 440
Bandedwing Whiteflies 0 0 0.000 n/a $0.00 0.000 0
Sweet Potato Whiteflies 0 0 0.000 n/a $0.00 0.000 0
Soybean Loopers 0 0 0.000 n/a $0.00 0.000 0
Cabbage Loopers 0 0 0.000 n/a $0.00 0.000 0
Western Flower Thrips 0 0 0.000 n/a $0.00 0.000 0
Cutworms 0 0 0.000 n/a $0.00 0.000 0
Cost/Acre
Foliar insecticide $67.94
Percent Lost: 8.75 est. Yield per acre: 1250 at planting $13.16
Total Acres: 10635 Bt use fees $0.00
Total Acres Harvested: 10635 Cost + Loss $2,057,523 eradication $4.30
Total Bales Lost: 3411 cost + loss/acre $193.47 scouting $8.00
Bales lost in $$$: $1,064,213 TOTAL $93.40