Exam (elaborations)
IOWA COMMERCIAL PESTICIDE APPLICATOR CATEGORY 1A (ACTUAL) 2024 QUESTIONS AND ANSWERS
- Course
- Institution
IOWA COMMERCIAL PESTICIDE APPLICATOR CATEGORY 1A (ACTUAL) 2024 QUESTIONS AND ANSWERS
[Show more]
Content preview
IOWA COMMERCIAL PESTICIDEAPPLICATOR CATEGORY 1A (ACTUAL)
Which formulation of 2,4-D can drift in vapor form and which cannot? -
ANSWERS-Ester 2,4-D can vapor drift
Amine 2,4-D cannot
Why does Banvel have the possibility to vapor drift after it has been applied? -
ANSWERS-Banvel changes to volatile forms on plant leaves
In Iowa, when is the general time of year when temperatures rise too high to
apply Banvel - ANSWERS-Mid-June
At above what approximate temperature does Banvel and ester based 2,4-D have
increased risk of vapor drift? - ANSWERS-85 (f)
Why is Gramoxone Extra a restricted-use pesticide? - ANSWERS-It is relatively
high in toxicity to humans with an LD50 of 120 mg/kg
Why is Tordon a restricted-use pesticide? - ANSWERS-It is hazardous to non-
target broadleafs and has a potential to remain active in soil for more than a year.
, After which stage should you not apply 2,4-D and MCPA to small grains? -
ANSWERS-Boot stage
If you plan on using 2,4-D amine on oats underseeded with a legume, what should
you wait for before applyication? - ANSWERS-Weeds and oats should be 6-12
inches tall and form a protective canopy over the legume.
What is a benefit to using Eptam, Balan, and Poast Plus when seeding alfalfa? -
ANSWERS-A small grain companion crop is not required
When should annual broadleaf leaves be sprayed in pastures? - ANSWERS-Spring,
after they have fully expanded leaves
Why do many pasture herbicides have grazing restrictions? - ANSWERS-To
prevent the occurrence of illegal residues in meat or milk
At greater than what soil pH level should you not use Canopy, Preview, and Lorox
Plus due to carryover risk? - ANSWERS-6.8
What is the greatest hazard when applying most herbicides? - ANSWERS-Injury to
nontarget plants
Name some herbicides which are very effective against germinating weeds but
less effective on established weeds. - ANSWERS-Frontier, Lasso, and Dual
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Teacher101. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
81033 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now