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May 15, 2000 Volume 9 No. 9 Update on Pest Management and Crop Development

Coming Events & Current Situation
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 1/1-5/15):

549

298

(Geneva 1999 1/1-5/15):

419

205

(Geneva "Normal" 1/1-5/15):

433

216

(Highland 1/1-5/15):

684

379

 

Coming Events:

Ranges:

American plum borer 1st flight peak

360-962

134-601

Codling moth 1st catch

273-805

141-491

European red mite 1st summer eggs

448-559

235-320

Lesser peachtree borer 1st catch

224-946

110-553

Pear psylla hardshell present

463-651

259-377

Mirid bugs hatch complete

532-720

252-390

Redbanded leafroller 1st flight subsides

518-1104

255-658

San Jose scale 1st flight peak

457-761

229-449

McIntosh at fruit set

467-648

242-339

 

Phenologies

(Geneva): Apple (McIntosh):

Petal Fall

Apple (Red Delicious):

Petal Fall

Pear (Bartlett):

Fruit Set

Tart Cherry (Montmorency):

Fruit 10 mm

Sweet Cherry:

Fruit 10 mm

Peach:

Fruit Set, shucks off

(Highland): Apple (McIntosh):

Fruit 10 mm

Peach:

Fruit Set, shucks off

TRAP CATCHES (Number/trap/day)

Geneva

5/4

5/8

5/11

5/15

Redbanded Leafroller

5.0

6.1

7.5

1.0

Spotted Tentiform Leafminer

413

392

247

92.6

Oriental Fruit

96.5*

73.8

33.7

35.9

Lesser Appleworm

9.7*

81.5

56.7

27.1

San Jose Scale

0.0

0.3*

4.0

0.6

American Plum Borer

-

0.3*

0.5

0.4

Highland (Dick Straub, Peter Jentsch):

4/24

5/1

5/8

5/15

Redbanded Leafroller

11.2

5.9

6.5

1.3

Spotted Tentiform Leafminer

20.1

9.9

31.1

4.9

Oriental Fruit

-

0.0

13.5

6.4

Codling Moth

-

0.0

0.1*

0.9

San Jose Scale

-

-

0.0

0.0

Pear Psylla (eggs/50 leaves)

-

-

0.0

0.0

Pear Psylla (nymphs/50 leaves)

3.0

0.0

22.0

2.5

Lesser Peachtree Borer

-

-

0.0

0.3*

* = 1st catch

PEST FOCUS

Geneva:

Mullein Plant Bug nymphs present

Highland:

1st Lesser Peachtree Borer trap catch High numbers of European Red Mite observed Plum Curculio damage to pear and apple observed

 

 

>5.15 Insects