University of California IPM Insect Update
Tehama County
8/22/2016
| Insect | First Biofix | Second Biofix | Third Biofix | Fourth Biofix | Activity Moths/Day | Avg. Deg. Days / Day | Day Degrees from Biofix |
| Codling Moth | 3/24 | 5/31 | 7/11 | 8/15 | 1.0 | 30.1 | 211 |
| Oriental Fruit Moth | 3/17 | 5/19 | 6/27 | 7/28 | .79 | 35.6 | 856 |
| Peach Twig Borer | 4/7 | 5/31 | 7/11 | 8/22 | 8.3 | 30.1 | 0 |
| Navel Orangeworm Eggs | 4/7 | - | - | - | .64 | 26.4 | 2629 |
| San Jose Scale | 3/21 | - | - | - | - | 29.6 | 3132 |
| Walnut Scale Crawlers | 5/16 | - | - | - | - | - | - |
- In the walnut orchard we monitor, we now have 3 sprays on for WHF. Be careful – every orchard is different. Watch your traps and treat accordingly.
- Additional Pest management information is available at the UC IPM website including a day degree calculator (http://www.ipm.ucdavis.edu).
Richard P. Buchner and Cyndi K. Gilles
Orchard Advisor & Research Associate
UC Cooperative Extension Tehama County
(530) 527-3101
Thank you for our trap supplies!
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