April 19th, 1999 Volume 8 No. 5 Update on Pest Management and Crop Development
|
|
|
43F |
50F |
|
|
Current DD accumulations (Geneva 1/1-4/19): |
160 |
62 |
|
(Highland 1/1-4/19): |
268 |
115 |
|
Coming Events: |
Ranges: |
|
|
Green apple aphid present |
127-297 |
54-156 |
|
Green fruitworm peak flight |
64-255 |
19-108 |
|
Lesser appleworm 1st flight |
135-651 |
49-377 |
|
Obliquebanded leafroller larvae active |
149-388 |
54-201 |
|
Oriental fruit moth 1st flight |
129-587 |
44-338 |
|
Pear psylla 1st hatch |
111-402 |
55-208 |
|
Pear thrips in pear buds |
137-221 |
54-101 |
|
Pear psylla 1st hatch |
111-402 |
55-208 |
|
Rosy apple aphid nymphs present |
91-291 |
45-148 |
|
Spotted tentiform leafminer 1st catch |
73-433 |
17-251 |
|
Spotted tentiform leafminer 1st oviposition |
141-319 |
48-154 |
|
Tarnished plant bug adults active |
71-536 |
34-299 |
|
McIntosh at half-inch green |
112-221 |
54-102 |
|
Peach at half-inch green |
154-230 |
61-101 |
|
Pear at green cluster |
188-282 |
68-138 |
|
Plum at bud burst |
68-234 |
33-108 |
|
Plum at green cluster |
170-282 |
75-138 |
|
Sweet cherry at white bud |
152-267 |
75-116 |
|
Tart cherry at white bud |
257-326 |
109-149 |
|
Phenologies (Geneva): |
Apple (McIntosh): |
Half-Inch Green |
|
(Delicious): |
Quarter-Inch Green |
|
|
Pear (Bartlett): |
Bud Burst |
|
|
Sweet Cherry (Windsor): |
Bud Burst |
|
|
Tart Cherry (Montmorency): |
Swollen Bud |
|
|
Peach: |
Quarter-Inch Green |
|
|
(Highland): |
Apple (McIntosh): |
Late Tight Cluster |
|
Pear (Bartlett): |
Early Green Cluster |
|
|
Apricot: |
Bloom |
|
|
Peach: |
Late Pink/Early Bloom |
|
4/5 |
4/8 |
4/12 |
4/15 |
4/19 |
|
|
Green Fruitworm |
0.3 |
0.7 |
0.3 |
0.7 |
0.0 |
|
Spotted Tentiform Leafminer |
0.0 |
0.0 |
0.0 |
0.0 |
1.4* |
|
Redbanded Leafroller |
0.1* |
1.0 |
0.1 |
5.5 |
0.1 |
|
3/29 |
3/31 |
4/5 |
4/12 |
4/19 |
|
|
Green Fruitworm |
0.1* |
2.0 |
0.6 |
0.5 |
0.0 |
|
Spotted Tentiform Leafminer |
0.0 |
0.0 |
<0.1* |
2.4 |
9.4 |
|
Redbanded Leafroller |
0.0 |
3.0* |
9.7 |
10.7 |
20.8 |
|
Geneva: Spotted Tentiform Leafminer 1st catch, 4/19 |
|
Highland: Pear Psylla nymphs and Pear Thrips present in pears. |