Research Briefs 32 Test
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Question: 1. In the California Elm Trial which tree died?
Accolade® Elm
Allee® Elm
Triumph™ Elm
Princeton Elm

Question: 2. In the California Elm Trial which tree exhibited the greatest DBH growth?
Vanguard™ Elm
New Harmony Elm
Commendation™ Elm
Valley Forge Elm

Question: 3. In the California Elm Trial which tree grew the slowest?
Patriot Elm
Pioneer Elm
Accolade® Elm
Princeton Elm

Question: 4. In the California Elm Trial which tree required the least pruning?
Frontier Elm
Danada Charm™ Elm
Homestead Elm
All of the above.

Question: 5. In the California Elm Trial which tree required the most pruning?
Accolade® Elm
Prospector Elm
Princeton Elm
None of the above

Question: 6. In the California Elm Trial which tree experienced DED?
New Harmony Elm
Prospector Elm
Danada Charm™ Elm
None of the above

Question: 7. In the California Elm Trial which tree became infested with leaf curling aphids?
Valley Forge Elm
Prospector Elm
Accolade® Elm
Homestead Elm

Question: 8. Control of Oak Powdery Mildew was best with:
betaine.
a single spray treatment of penconazole.
repeat spray applications of penconazole.
potassium phosphite.

Question: 9. What is an efficient, rapid, and easy method to make an early sex determination in Ginkgo biloba?
decamer primer S1478.
Automated random polymorphic DNA analysis.
ARPA combined with decamer primer S1478.
All of the above

Question: 10. Control of elongate hemlock scale was best with:
foliar applications of horticultural oil.
soil drenches of insecticides.
trunk injections of insecticides.
implants of insecticides.



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