PEAR GREEN CLUSTER BUD SPRAY
Effectiveness rating: E = excellent, G = good, F = fair
Disease | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
Scab | E = 1, 2 |
1. Topsin-M 70W + Mancozeb 75DF | 4 oz + 1 lb | 1 lb + 3 lb |
Leaf spot | E = 1, 2, 3 |
2. Topsin-M 70W + Ziram 76DF |
4 oz + 1 lb | 1 lb + 3 lb |
3. Ziram 76DF |
1.5-2 lb | 6-8 lb |
PEAR GREEN CLUSTER BUD SPRAY
Effectiveness rating: E = excellent, G = good, F = fair
Insects/Mites | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
Pear psylla (PP) | E = 1, 2, 3, 4, 6, 7, 8, 9, 10, 11, 13, 15,
16, 17 |
1. Superior oil | 2 gal | 6 gal |
G = 5, 20 |
2. Asana XL or Adjourn 0.66EC | 3 fl oz | 9 fl oz | |
San Jose scale (SJS) | E = 1, 5, 13, 20 |
3. Perm-UP 3.2EC or Pounce 3.2EC | -- | 12-16 fl oz |
Tarnished plant bug (TPB)1 | E = 2, 3, 4, 7, 8, 9, 15, 16, 17, 19 |
4. Perm-UP 25DF or Ambush 25WP | -- | 12.8-17.6 oz or 19-25.6 oz |
G = 6,11, 18 |
5. Lorsban 3.8, Nufos 4E, Yuma 4E or
Lorsban 75WG |
1 pt or 10 oz | 2.5 pt or 2 lb |
|
Climbing cutworms (CC)2 | E = 2, 3, 4, 7, 8, 9, 15, 17, 19 | 6. Surround WP | -- |
25 lb |
G = 5 | 7. Danitol 2.4EC | -- | 16-21 fl oz | |
8. Warrior 1CS, Lambda Cy
1EC, Silencer 1EC or Warrior 2CS |
-- |
2.6-5.1 fl oz or 1.3-2.5 fl oz |
||
9. Declare 1.25CS or Proaxis 0.5CS |
-- |
1.02-2.05CS 2.6-5.1 fl oz |
||
10. Assail 30SG | -- | 8.0 oz | ||
11. Calypso 4F |
1-2 fl oz |
4-8 fl oz |
||
13. Esteem 35WP |
-- |
5 oz |
||
14. Battalion 0.2EC |
-- |
7.0-14.1 fl oz |
||
15. Baythroid XL 1EC or
Tombstone 2EC |
-- |
2.0-2.4 fl oz |
||
16. Dimilin 2L |
-- |
40-48 fl oz |
||
17. Mustang Maxx 0.8EC |
-- |
4 fl oz |
||
18. Beleaf 50SG |
-- |
2-2.8 oz |
||
19. Bifenture 2EC |
-- |
2.6-12.8 fl oz |
||
20. Centaur 70WDG |
-- |
34.5-46 oz |
1 Monitor appearance of TPB by jarring tree limbs over a sheet placed on the ground; TPB will fall from limbs to sheet.
2 CC feed in trees at night and hide in ground cover
during the day.
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Web Site Authors: Alan R. Biggs and Douglas G. Pfeiffer