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May 21, 2001 Volume 10 No.10 Update on Pest Management and Crop Development

Coming Events & Current Situation
Insects
Diseases
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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°

50°F

(Geneva 1/1-5/21):

563

333

(Geneva 1/1-5/21/2000):

608

326

(Geneva "Normal"):

525

273

(Highland 1/1-5/21):

692

417

(Hudson 1/1-5/21):

614

366

 

Coming Events:

Ranges:

American plum borer 1st flight peak

360-962

134-601

Lesser appleworm 1st flight peak

372-851

181-483

Mirid bugs hatch complete

532-720

252-390

Oriental fruit moth 1st flight peak

259-606

96-298

San Jose scale 1st flight peak

457-761

229-449

Spotted tentiform leafminers sap-feeders present

295-628

130-325

Spotted tentiform leafminers 1st flight subsides

489-978

270-636

 

Phenologies (Geneva):

Apple (McIntosh):

King Fruit 5mm

Apple (Red Delicious):

Fruit Set

Pear (Bartlett):

Fruit 10mm

Peach:

Shuck Split

Plum:

Fruit 10mm

(Highland):

Apple (McIntosh):

King Fruit 10mm

TRAP CATCHES (Number/trap/day)

Geneva

5/10

5/14

5/17

5/21

Redbanded Leafroller

2.2

3.1

1.8

1.1

Spotted Tentiform Leafminer

428

242

181

45

Oriental Fruit Moth

107

55

69

22

Lesser Appleworm

83.3

19.4

76

34

Codling Moth

-

-

-

31.3*

San Jose Scale

-

-

-

1.1*

American Plum Borer

1.0*

1.1

1.0

1.3

Lesser Peachtree Borer

-

-

-

3.6*

Highland (Dick Straub, Peter Jentsch):

5/2

5/7

5/14

5/21

Redbanded Leafroller

33.0

36.4

15.5

3.6

Spotted Tentiform Leafminer

149.5

38.6

17.2

3.4

Oriental Fruit Moth

0.0

0.1*

0.1

2.9

Codling Moth

0.0

0.0

0.8*

1.4

Lesser Appleworm

-

-

-

6.4*

Variegated Leafroller

-

-

-

0.4*

Obliquebanded Leafroller

-

-

-

0.0

Tufted Apple Budmoth

-

-

-

0.0

Hudson (Steve McKay):

5/21

American Plum Borer

-

-

-

0.6

* = 1st catch

 

PEST FOCUS

Geneva:

Pear Psylla hardshells present.

 

1st Codling Moth trap catch 5/21.

 

1st San Jose Scale trap catch 5/21.

 

1st Lesser Peachtree Borer trap catch 5/21.

 

Plum Curculio oviposition scars present on apple 5/21.

Highland:

1st Variegated Leafroller trap catch 5/21.

 

1st Lesser Appleworm trap catch 5/21.

Insects 5.21