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June 11th, 2001 Volume 10 No.13 Update on Pest Management and Crop Development

Coming Events & Current Situation
Insects
Diseases
General Info
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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 01 index

Current DD accumulations

43°F

50°F

(Geneva 1/1-6/11):

890

522

(Geneva 1/1-6/11/2000):

962

542

(Geneva "Normal"):

898

544

(Highland 1/1-6/11):

1070

656

 

Coming Events:

Ranges:

Codling moth 1st flight peak

547-1326

307-824

Dogwood boer 1st catch

798-1295

456-812

European red mite summer eggs hatch

773-938

442-582

Lesser appleworm 1st flight subsides

818-1548

444-999

Obliquebanded leafroller 1st flight peak

869-1548

506-987

Oriental fruit moth 1st flight subsides

781-1574

442-1026

Pandemis leafroller 1st flight peak

890-1144

506-987

San Jose scale 1st flight subsides

768-1096

434-656

Spotted tentiform leafminer 2nd flight begins

795-1379

449-880

TRAP CATCHES (Number/trap/day)

Geneva

6/1

6/4

6/7

6/11

Redbanded Leafroller

0.2

0.3

0.0

0.1

Spotted Tentiform Leafminer

14.3

29.8

8.5

4.0

Oriental Fruit Moth

2.8

5.8

3.8

3.6

Lesser Appleworm

4.5

6.8

3.0

2.0

Codling Moth

2.7

6.0

5.2

1.5

San Jose Scale

0.5

0.7

0.3

0.1

American Plum Borer

0.6

0.3

0.2

0.8

Lesser Peachtree

1.5

0.3

2.5

3.0

Peachtree Borer

0.0

0.0

0.2*

0.0

Dogwood Borer

-

-

-

0.0

Pandemis Leafroller

0.0

0.2*

0.2

1.6

Obliquebanded Leafroller

-

-

0.0

7.4*

         

Highland (Dick Straub, Peter Jentsch):

5/21

5/29

6/4

6/11

Redbanded Leafroller

3.6

2.4

0.1

0.1

Spotted Tentiform Leafminer

3.4

1.1

0.5

10.4

Oriental Fruit Moth

2.9

0.7

0.3

0.1

Codling Moth

1.4

0.9

0.6

0.7

Lesser Appleworm

6.4*

2.9

4.0

2.9

Variegated Leafroller

0.4*

0.7

0.4

0.5

Obliquebanded Leafroller

0.0

0.0

0.2*

1.9

Tufted Apple Budmoth

0.0

0.0

0.0

0.0

         

Hudson (Steve McKay):

5/21

5/29

6/4

American Plum Borer

0.6

0.8

0.3

 

Oriental fruit moth

-

0.0

0.0

 
* = 1st catch

 

PEST FOCUS

Geneva:

1st Obliquebanded Leafroller caught 6/7 (Wayne Co.) and 6/12 (Geneva).

 

Plum curculio oviposition developmental model is at 245 DD (base 50F); spray cutoff date is at 340 DD.

 

Codling Moth model is at 189 DD (base 50F); 1st spray date at 250 DD.

 

 

Highland:

Pear Psylla 2nd generation eggs and nymphs present; hardshells observed.

 

High numbers of Rose Leafhopper adults on apple as migration nears completion.

 

Spotted Tentiform Leafminer 2nd flight beginning.

 

Plum Curculio oviposition developmental model is at 379 DD.

 

Feeding and oviposition is still occurring.

 

Codling Moth model is at 304 DD.

 

 

Insects 6.11