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June 1, 1999 Volume 8 No. 11

Coming Events & Current Situation
Scaffolds Logo

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 99 index

COMING EVENTS

 

43F

50F

Current DD accumulations (Geneva 1/1-6/1):

749

423

(Geneva 1998 1/1-6/1):

976

593

(Geneva "Normal" 1/1-6/1):

687

377

(Hudson 3/17-6/1):

767

411

(Highland 1/1-6/1):

919

519

 

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 appleworm 1st flight peak

372-851

181-483

Obliquebanded leafroller 1st catch

686-1104

392-681

San Jose scale 1st flight peak

581-761

308-449

Spotted tentiform leafminer 2nd flight begins

795-1379

449-880

 

TRAP CATCHES (Number/trap/day)

Geneva:

5/13

5/17

5/24

5/28

6/1

Spotted Tentiform Leafminer

399

157

53.7

9.3

12.1

Redbanded Leafroller

0.8

3.4

2.5

0.5

0.4

Oriental Fruit Moth

55

44

40.7

6.8

10.4

Lesser Appleworm

32.0

39.8

6.4

1.3

2.2

San Jose Scale

0.0

0.4*

0.1

0.0

0.0

Codling Moth

0.3*

23.3

16.4

2.5

6.6

American Plum Borer

0.2

0.4

1.5

0.1

6.8

Lesser Peachtree Borer

0.0

1.0*

1.5

0.6

4.1

Pandemis Leafroller

-

-

-

0.0

0.6*

 

Highland (Dick Straub, Peter Jentsch):

5/3

5/10

5/15

5/25

6/1

Spotted Tentiform Leafminer

19.9

16.3

5.4

2.9

2.8

Redbanded Leafroller

18.4

14.9

7.6

2.1

0.0

Oriental Fruit Moth

3.4

5.6

1.2

1.2

1.1

Codling Moth

0.1*

0.1

0.1

0.9

3.3

Lesser Appleworm

0.1*

0.2

0.9

0.8

2.8

European Red Mite (#/leaf)

10.0

18.0

11.0

18.0

11.0

San Jose Scale

-

0.0

0.0

0.1*

0.0

Fruittree Leafroller

-

-

-

-

0.5*

Obliquebanded Leafroller

-

-

-

-

0.0

* = 1st catch

Hudson (Steve McKay):

5/17

5/24

6/1

Spotted Tentiform Leafminer

5.5

3.4

1.9

Oriental Fruit Moth

0.8

2.0

0.9

San Jose Scale

0.0

0.8

0.1

American Plum Borer (cherry)

1.5

2.9

4.6

Lesser Peachtree Borer (peach)

0.4

2.8

0.6

Peachtree Borer

-

0.3

0.1

Tarnished Plant Bug

-

0.0

0.0

 

PEST FOCUS

Geneva:

1st catch of Pandemis Leafroller = 6/1.This usually precedes the 1st Obliquebanded Leafroller trap catch by 0-4 days.

 

1st catch of Codling Moth = 5/13. DD (base 50F) accumulated since then = 228.

Highland:

1st catch of Fruittree Leafroller = 6/1.

 

1st Rose Leafhopper adult observed on apples.

 

1st Two-spotted Spider Mites observed on Red Delicious.

 

Oriental Fruit Moth and European Corn Borer causing visible terminal damage.

 

Pear Psylla summer eggs hatching.


Past Coming Events: 4/5 | 4/12 | 4/19 | 4/26 | 5/3 | 5/10 | 5/17 | 5/24

Next in this issue: 6/1 Diseases