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Right of Way Questions with complete solution 2024

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Right of Way Questions with complete solution 2024 Right of Way - Iowa Pesticide Applicator Growth regulator application is most effective when applied..? - correct answer in early spring when sod has greened - growth regulators slows down active growing so you want to apply while green so it...

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  • August 30, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • right of way
  • right of way questions with complete solution 2024

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Right of Way - Iowa Pesticide Applicator
Growth regulator application is most effective when applied..? - correct
answer ✔in early spring when sod has greened - growth regulators slows
down active growing so you want to apply while green so it's absorbed


Which pressures help reduce herbicide drift? - correct answer ✔Reducing
spray pressure (to make bigger droplets that fall faster) and hanging nozzle to
a type which emits larger droplets


Phenoxy-herbicides are widely used along roadsides because..? - correct
answer ✔They don't damage grasses. Phenoxy's active ingredient is 2,4-D
that only kills forbes (flowering plants)


Soil sterilant misapplication and damage can sometimes be alleviated by
mixing how many pound of activated charcoal per 1000 sq ft for every pound
of herbicide? - correct answer ✔3


Which nonselective herbicides has the longest period of control when used at
a given site? - correct answer ✔Dichiobenil


In order to avoid injury to nearby desirable trees; persistent, nonselective
herbicides such as Hyvar should be applied..? - correct answer ✔Outside an
area equal to twice the heigh of the desirable tree


Krenite is different from most brush herbicides because: - correct answer
✔Little effect is seen the year of application


Herbicide spraying can be performed, as a general rule, until wind speed
exceeds how many miles per hour? - correct answer ✔10

, Which formulation doesn't dissolve in water? - correct answer ✔wettable
powders


A major disadvantage of the phenix-herbicides is..? - correct answer ✔They
can damage desirable plants at very low rates, making them susceptible to
drift damage


Basal bark treatment is not recommended for woody species larger than 6" in
diameter because..? - correct answer ✔The bark prevents penetration of the
herbicide and reduces effectiveness


The greatest risk involved with roadside spraying of phenoxy-herbicides is..? -
correct answer ✔damage to non-target plants due to drift


The best time to treat perennials developing from an established root system
is..? - correct answer ✔During early flowering


The downward movement of pesticides in soil is called..? - correct answer
✔Leaching


Which type of weed is best controlled in early bloom? - correct answer
✔Perennial


Pesticides may move from the target area and damage the environment by..?
- correct answer ✔Drift, soil runoff or erosion, leaching thru soil


Basal bark applications are..? - correct answer ✔Possible throughout the
year

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