Roller pumps are used for herbicide applications of which formulations?

Prepare for the California Applicator License Category D Plant Agriculture Test. Enhance your knowledge through flashcards and multiple-choice questions, each with hints and explanations. Ace your exam with confidence!

Multiple Choice

Roller pumps are used for herbicide applications of which formulations?

Explanation:
Roller pumps provide a steady, gentle flow by squeezing flexible tubing with rotating rollers, which makes them versatile for different liquid formulations. They’re well suited to handling flowable formulations, which are suspensions of solids in liquid, as well as emulsifiable concentrates that form emulsions in water, and soluble powders that dissolve to a solution in water. The positive-displacement action delivers consistent discharge without harsh shear that could frag- ment or destabilize these formulations, and it works well with the dilution steps typical in field mixing. Because of that compatibility with all these formulation types, roller pumps can be used for each of them, so all of the above is the best choice.

Roller pumps provide a steady, gentle flow by squeezing flexible tubing with rotating rollers, which makes them versatile for different liquid formulations. They’re well suited to handling flowable formulations, which are suspensions of solids in liquid, as well as emulsifiable concentrates that form emulsions in water, and soluble powders that dissolve to a solution in water. The positive-displacement action delivers consistent discharge without harsh shear that could frag- ment or destabilize these formulations, and it works well with the dilution steps typical in field mixing. Because of that compatibility with all these formulation types, roller pumps can be used for each of them, so all of the above is the best choice.

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