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August 28, 2000 Volume 9 No. 24 Update on Pest Management and Crop Development

Coming Events & Current Situation
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Scaffolds is published weekly from March to September by Cornell University -- NYS Agricultural Experiment Station (Geneva), and Ithaca -- with the assistance of Cornell Cooperative Extension.

New York field reports welcomed. Send submissions by 3 p.m. Monday to:

Scaffolds Fruit Journal

Editors: A. Agnello, D. Kain

Dept. of Entomology, NYSAES

Geneva, NY 14456-0462

Phone: 315-787-2341 FAX: 315-787-2326

Scaffolds 00 index

Current DD accumulations

43°F

50°F

(Geneva 1/1-8/28):

2851

1867

(Geneva 1999 1/1-8/28):

3114

2176

(Geneva "Normal" 1/1-8/28):

2898

2066

(Highland 1/1-8/28):

3191

2167

 

Coming Events:

Ranges:

Codling moth 2nd flight subsides

2518-3693

1705-2635

Obliquebanded leafroller 2nd flight peaks

2634-3267

1789-2231

Oriental fruit moth 3rd flight peaks

2389-3466

1660-2402

Peachtree borer flight subsides

2230-3255

1497-2309

Redbanded leafroller 3rd flight begins

2389-3113

1722-2209

Redbanded leafroller 3rd flight peaks

2514-3285

1818-2625

San Jose scale 2nd flight subsides

2494-3582

1662-2477

Spotted tentiform leafminer 3rd flight peaks

2415-3142

1728-2231

 

TRAP CATCHES (Number/trap/day)

Geneva

8/14

8/21

8/24

8/28

Redbanded Leafroller

0.5

0.0

0.2

0.1

Spotted Tentiform Leafminer

184

165

114

346

Oriental Fruit Moth

3.0

5.2

5.0

2.1

Lesser Appleworm

2.8

3.4

5.8

4.0

Codling Moth

1.7

3.1

3.2

2.0

San Jose Scale

3.0

-

1.0

0.8

American Plum Borer

0.7

0.9

0.3

0.0

Lesser Peachtree Borer

0.2

0.5

0.7

0.5

Peachtree Borer

1.3

0.4

0.3

1.3

Obliquebanded Leafroller

0.0

0.1

0.2

0.3

Apple Maggot

0.0

0.0

0.1

0.0

Highland (Dick Straub, Peter Jentsch):

7/31

8/14

8/21

8/28

Redbanded Leafroller

0.0

0.1

1.6

3.0

Spotted Tentiform Leafminer

94.4

117.1

77.2

145.1

Oriental Fruit Moth

<0.1

0.3

0.0

0.0

Codling Moth

1.1

2.1

1.6

0.6

Sparganothis Fruitworm

0.0

0.0

-

-

Apple Maggot

0.2

0.1

0.4

0.2

Lesser Peachtree Borer

2.2

1.7

1.5

0.9

Lesser Appleworm

0.0

0.9

10.2

7.6

Dogwood Borer

0.2

0.2

0.2

0.1

American Plum Borer

0.7

1.2

1.0

0.7

Obliquebanded Leafroller

0.0

0.0

1.6

1.1

Tufted Apple Budmoth

0.0

0.0

0.0

0.0

Variegated leafroller

0.0

0.3

0.2

0.6

PEST FOCUS

Geneva:

Spotted Tentiform Leafminer 3rd flight trap increasing.

Highland:

Apple Maggot damage apparent in untreated blocks.

Early stage Leafhopper nymphs present on Red Delicious.

Codling Moth and Leafroller feeding damage high in untreated blocks.