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May 7th, 2001 Volume 10 No.8 Update on Pest Management and Crop Development

Coming Events & Current Situation
Diseases
Chem News
Horticulture
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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 1/1-5/7):

347

202

(Geneva 1/1-5/7/2000):

383

185

(Geneva "Normal"):

323

152

(Highland 1/1-5/7):

450

262

 

Coming Events:

Ranges:

American plum borer 1st catch

194-567

55-294

Codling moth 1st catch

273-805

141-491

Comstock mealybug crawlers in pear buds

220-425

82-242

European red mite egg hatch complete

361-484

183-298

Green fruitworm flight subsides

170-544

69-280

Mirid bugs 1st catch

322-432

156-231

Obliquebanded leafroller larvae active

149-388

54-201

Pear psylla 1st egg hatch

111-402

55-208

Rose leafhopper nymphs on multiflora rose

188-402

68-208

McIntosh at petal fall

418-563

210-317

 

Phenologies(Geneva)

Apple (McIntosh):

Full Bloom

Apple (Red Delicious):

King Bloom

Pear (Bartlett):

75% Petal Fall

Tart Cherry (Montmorency):

Bloom

Sweet Cherry:

50% Petal Fall

Peach:

50% Petal Fall

Plum:

90% Petal Fall

(Highland):

Apple (McIntosh):

Petal Fall

Pear (Bartlett):

Fruit Set

Peach:

Petal Fall

Plum (Stanley):

Petal Fall

Apricot:

Fruit 10 mm

TRAP CATCHES (Number/trap/day)

Geneva

4/26

4/30

5/3

5/7

Green Fruitworm

0.3

0.4

0.0

0.0

Redbanded Leafroller

9.3

9.3

24.0

5.9

Spotted Tentiform Leafminer

257

312

627

584

         

Highland (Dick Straub, Peter Jentsch):

4/23

4/30

5/2

5/7

Green Fruitworm

0.8

0.4

0.1

0.0

Redbanded Leafroller

7.1

19.7

33.0

36.4

Spotted Tentiform Leafminer

2.2

44.6

149.5

38.6

PEST FOCUS

Geneva:

1st Oriental Fruit Moth and Lesser Appleworm catch, 5/7

Highland:

Pear Psylla nymphs observed.

 

Diseases 5.7