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May 22th, 2000 Volume 9 No. 10Update on Pest Management and Crop Development

Coming Events & Current Situation
Diseases
Insects
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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 1/1-5/22):

616

328

(Geneva 1999 1/1-5/22):

546

287

(Geneva "Normal" 1/1-5/22):

539

282

(Highland 1/1-5/22):

767

422

 

Coming Events:

Ranges:

 

American plum borer 1st flight peak

360-962

134-601

Codling moth 1st flight peak

547-1326

307-824

European red mite summer eggs hatch

773-938

442-582

Lesser peachtree borer 1st catch

224-946

110-553

Mirid bugs hatch complete

532-720

252-390

Obliquebanded leafroller 1st catch

686-1104

392-681

Pandemis leafroller 1st catch

749-829

423-488

Pear psylla hardshell present

463-651

259-377

Plum curculio oviposition scars present

448-670

232-348

San Jose scale 1st flight peak

457-761

229-449

TRAP CATCHES (Number/trap/day)

Geneva

5/11

5/15

5/18

5/22

Redbanded Leafroller

7.5

1.0

0.0

0.1

Spotted Tentiform Leafminer

247

92.6

55.2

18.8

Oriental Fruit Moth

33.7

35.9

51.2

4.2

Lesser Appleworm

56.7

27.1

75.7

4.2

San Jose Scale

4.0

0.6

2.3

0.5

American Plum Borer

0.5

0.4

0.3

0.0

Codling Moth

-

-

0.7*

1.5

Pandemis Leafroller

-

-

0.0

0.0

Lesser Peachtree Borer

-

-

0.0

0.0

Peachtree Borer

-

-

0.0

0.0

Highland (Dick Straub, Peter Jentsch):

5/1

5/8

5/15

5/22

Redbanded Leafroller

5.9

6.5

1.3

0.6

Spotted Tentiform Leafminer

9.9

31.1

4.9

1.2

Oriental Fruit Moth

0.0

13.5

6.4

1.1

Codling Moth

0.0

0.1*

0.9

0.9

San Jose Scale

-

0.0

0.0

0.0

Pear Psylla (eggs/50 leaves)

-

0.0

0.0

5.0

Pear Psylla (nymphs/50 leaves)

0.0

22.0

2.5

0.0

Lesser Peachtree Borer

-

0.0

0.3*

0.1

* = 1st catch

       

PEST FOCUS

Geneva:

Codling Moth flight began 5/18. Obliquebanded Leafroller pupae present

Highland:

2nd generation Pear Psylla adults laying eggs on Bartlett pear

> 5.22 Diseases