John’s updates
1. CM numbers are down, but still variable
2. Black rot should be close to done
3. John has not yet seen AM
4. John is seeing many OBLR in terminals
5. Many trees have set their terminals; if you are considering doing a leaf analysis, do it now.
6. John is seeing many leaves with veins that are darker than the rest of the leaf. This may be a sign of a nutrient imbalance.
7. There is an IPM field day on biological control on Friday, July 11th. For more information go to: http://www.waga.org/ipm.htm
8. John is seeing very few predator mites this year. Still, in general, growers who applied an oil have not had a problem with mites.
9. Dogwood borers are now flying in good numbers
10. RBLR have not yet hatched out
Topics
1. Length of effectiveness of various CM lures
2. When to pick up dropped apples
3. Managing black rot
4. Tanglefoot on AM traps: how much to put on, materials used to clean off
5. Leafrollers: scouting for, threshold for
6. Potato leaf hoppers: scouting for, threshold for
7. Distinguishing potato leaf hopper damage from white apple leaf hopper damage.
8. Leafroller predators and parasites.
If you would like to hear the call recording, dial (641) 715-3436, then enter the access code: 516817. You will be able to hear the recording on the telephone until it is replaced by the next week’s call. You can also hear this recording anytime by downloading the audio file below.
July 1 IPM Conference Call Summary
