CFA Fertilizer Application Equipment 2

Question 1

What is the primary purpose of a boom sprayer's pressure regulator in liquid fertilizer application?

Accepted Answer

To maintain consistent operating pressure throughout the boom

Answer

To increase flow rate to nozzles

Answer

To filter particulates from the solution

Answer

To mix fertilizer concentrate with water

Question 2

When calibrating a dry fertilizer spinner spreader, what measurement is most critical to verify?

Accepted Answer

The actual spread width and uniformity pattern

Answer

The speed of the spinning disc

Answer

The height of the hopper fill

Answer

The color of the fertilizer granules

Question 3

Which nozzle type is best suited for reducing drift during liquid fertilizer application in windy conditions?

Accepted Answer

Air induction (venturi) nozzle

Answer

Flat fan nozzle

Answer

Hollow cone nozzle

Answer

Full cone nozzle

Question 4

A fertilizer applicator notices uneven streaking in the field after using a dry spinner spreader. The most likely cause is:

Accepted Answer

Worn or damaged spinner blades

Answer

Spreader moving too fast

Answer

Fertilizer applied in humid conditions

Answer

Hopper overfilled beyond capacity

Question 5

What does 'overlap' in fertilizer spreader operation refer to?

Accepted Answer

The area where adjacent spreading patterns intersect

Answer

Applying fertilizer twice on the same pass

Answer

Running the spreader beyond the field boundary

Answer

Mixing two fertilizer products in the hopper

Question 6

Which equipment component is responsible for metering the flow rate of liquid fertilizer from a nurse tank to a boom sprayer?

Accepted Answer

Flow meter or rate controller

Answer

Boom shut-off valve

Answer

Agitator paddle

Answer

Return line fitting

Question 7

When storing a dry fertilizer spinner spreader during the off-season, what is the most important maintenance step?

Accepted Answer

Thoroughly cleaning and removing all fertilizer residue

Answer

Painting all metal surfaces

Answer

Lubricating only the engine components

Answer

Storing with a full hopper to prevent rust